Zhang, Tianjin
Bao Zhang, Tianjin CN
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20130119657 | THREADED PIPE CONNECTOR - A threaded pipe connector, including: a pipe body including an external thread on one end; and a coupling including an internal thread on a corresponding end. Both the external thread and the internal thread are buttress threads capable of matching with each other. A ratio of thread height to pitch is 0.25-0.35, bearing surface angle is −15-3°, and guide surface angle is 10-50°. A clearance is provided between a thread crest and a thread root after engagement of the external and internal threads. A sealing area between the pipe body and the coupling includes in sequence a first cylindrical transitional area, a cylindrical sealing area, a secondary cylindrical transitional area, a conical sealing area, and a conical transitional area. Tapers of both sides of the conical sealing area are the same. One end of the conical transitional area is connected with a torque shoulder. | 05-16-2013 |
Bear Zhang, Tianjin CN
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20100216283 | ELECTRONIC DEVICE AND LEAD FRAME - A lead frame facilitates the handling, positioning, attachment, and/or continued integrity of multiple dies, without the use of multiple separate parts, such as jumpers. The lead frame includes a number of structures, each of which is attached to at least one lead. At least one receiving surface, arranged to receive a die, is associated with each structure. When dies are disposed on the receiving surfaces, anodes are similarly-oriented. A number of fingers are attached to the lead frame, and one or more electrode contact surfaces are attached to each finger. Each electrode contact surface can be positioned (for example, bent) with respect to one receiving surface, to facilitate electrical connection between the anode of a die and a lead. The lead frame may be used in connection with surface- and through-hole-mountable electronic devices, such as bridge rectifier modules. | 08-26-2010 |
Boli Zhang, Tianjin CN
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20090291154 | PHARMACEUTICAL COMPOSITION FOR THE TREATMENT AND/OR PREVENTION OF HYPERLIPIDEMIA, PROCESSES FOR PRODUCING THE SAME AND THE USE THEREOF - The present invention discloses a pharmaceutical composition comprising | 11-26-2009 |
20130209590 | USE OF A CHINESE MEDICINE COMPOSITION IN PREPARING MEDICAMENTS FOR TREATING SECONDARY PREVENTION OF MYOCARDIAL INFARCTION - The present invention relates to a use of Chinese medicine composition in preparation of medicine for secondary prevention of myocardial infarction. Said Chinese medicine composition is prepared from a formula comprising the crude drugs by the following weight percentages: Radix Astragali 22.2%˜66.8%, Radix Salviae Miltiorrhizae 11.6%˜33.4%, Radix Notoginseng 2.5%˜13.5%, and Lignum Dalbergiae Odoriferae 14.5%˜44.3%. | 08-15-2013 |
Camel Zhang, Tianjin CN
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20120061068 | AUTOMATIC CHANGEOVER CONTROL FOR AN HVAC SYSTEM - The present disclosure describes methods and apparatus for automatically changing between heating and cooling modes of an HVAC system, sometimes using a single or common set point in both modes. In an illustrative but not limiting example, an HVAC controller may monitor the temperature of an inside space of a building, and may switch the HVAC system to a cooling mode when the temperature of the inside space rises above a high switch-point temperature, and may cool the inside space to at least below the high switch-point temperature. The HVAC controller may also switch the HVAC system to the heating mode when the temperature of the inside space falls below a low switch-point temperature and may heat the inside space to at least above the low switch-point temperature. In some cases, after switching to the heating mode, the HVAC controller may cause the HVAC system to heat the inside space to substantially the set-point temperature. Likewise, after switching to the cooling mode, the HVAC controller may cause the HVAC system to cool the inside space to substantially the set-point temperature. | 03-15-2012 |
Canming Zhang, Tianjin CN
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20110092732 | APPLICATION OF IRIDIUM COMPLEXES IN ASYMMETRIC CATALYTIC HYDROGENATION OF UNSATURATED CARBOXYLIC ACIDS - The present invention relates to a preparation method of carboxylic acids with optical activity, particularly, publishes that very useful chiral carboxylic acids can be obtained by the asymmetric catalytic hydrogenation of tri-substituted α,β-unsaturated carboxylic acids, with the complexes of the chiral phosphor nitrogen ligands and iridium used as the catalysts which show high activity and enantioselectivity (up to 99.8% ee), thus provides a more efficient method with higher enantioselectivity for asymmetric catalytic hydrogenation of chiral carboxylic acid-like compounds, and has important application value to asymmetric hydrogenation of chiral carboxylic acids. | 04-21-2011 |
Changliang Zhang, Tianjin CN
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20100314754 | METHOD OF FORMING WIRE BONDS IN SEMICONDUCTOR DEVICES - A method of forming a wire bond in a semiconductor device includes forming a first bump of a first composition proximate to a probe mark on a bond pad. A second bump of the first composition is formed adjacent to the first bump such that the first and second bumps are formed away from the probe mark. A wire of a second composition that is harder than the first composition is attached on top of the first and second bumps to form an interconnection. | 12-16-2010 |
Chuangnian Zhang, Tianjin CN
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20090252803 | GLYCYRRHETINIC ACID-MEDIATED NANOPARTICLES OF HEPATIC TARGETED DRUG DELIVERY SYSTEM, PROCESS FOR PREPARING THE SAME AND USE THEREOF - Disclosed are a hepatic targeted drug delivery system and a process for preparing the same. Also disclosed is a method for treating liver cancer. | 10-08-2009 |
Ding-Hao Zhang, Tianjin CN
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20090080668 | Apparatus and method for testing sound input and output of sound card - An apparatus and a method for testing a sound card are applicable for detecting whether a sound leakage problem occurs to a sounding interface of the sound card. The testing apparatus includes a switching circuit and a switching unit. The switching circuit is electrically connected to the sounding interface and a sound-receiving interface of the sound card respectively, and has a plurality of transfer paths. The switching circuit is used to receive a first and a second sound channel, and to connect the first and the second sound channel to corresponding transfer paths, so as to transmit the audio signal back to the sound-receiving interface. The switching unit is electrically connected to the sounding interface and the switching circuit, for receiving the first and the second sound channel. The switching unit alters the transfer paths in the switching circuit according to a first and/or a second switching audio signal. | 03-26-2009 |
20090086985 | Apparatus and method for testing audio jacks of sound card - An apparatus and a method for testing audio jacks of a sound card are applicable for detecting whether at least one audio jack of the sound card in a personal computer (PC) sounds normally. Each audio jack provides at least one sound channel for transmitting a sound signal. The testing system includes driving circuits and a plurality of light-emitting units. The driving circuits are electrically connected to the sound card and an external voltage source, and used to change a current transmitting path according to the received sound signal. The light-emitting units are electrically connected to the driving circuits, and receive the current generated from the driving circuit, such that the light-emitting units emit lights. A sound channel to be tested is selected first, and a sound signal is sent to the sound channel. After the testing apparatus receives the sound signal, the light-emitting units emit lights. | 04-02-2009 |
Guangming Zhang, Tianjin CN
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20090130203 | EXTRACTS OF CHENOPODIUM AMBROSIOIDES L., THE COMPOSITIONS COMPRISING SAID EXTRACTS, THE PREPARING PROCESS AND APPLICATION THEREOF - The present invention relates to plant extracts, specifically, the extracts of Chinese medicine Chenopodium ambrosioides L. and the composition comprising thereof. The extracts of Chinese medicine Chenopodium ambrosioides L. are prepared by conventional methods for the extraction of volatile oil, and can be used to treat | 05-21-2009 |
20130178516 | EXTRACTS OF CHENOPODIUM AMBROSIOIDES L., THE COMPOSITIONS COMPRISING SAID EXTRACTS, THE PREPARING PROCESS AND APPLICATION THEREOF - The present invention relates to plant extracts, specifically, the extracts of Chinese medicine | 07-11-2013 |
Guoji Zhang, Tianjin CN
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20110105786 | Creatinol o-phosphate and synthesis method thereof - A creatinol O-phosphate is formed by chemically reacting a creatinol sulfate of creatinol compound with sulfuric acid to form a protected creatinol sulfate as a transition state of the synthesis process of the creatinol O-phosphate, wherein the protected creatinol is further reacted with one of P | 05-05-2011 |
20110105797 | Creatinol sulfate and synthesis method thereof - A chemical compound of creatinol sulfate is formed by chemically reacting N-methyl-amino-ethanol, cyanamide, with sulfuric acid to produce the creatinol sulfate with relatively higher yield rate and purity, wherein the mol ratio of N-methyl-amino-ethanol, sulfuric acid, and cyanamide is approximately 2:1:2. | 05-05-2011 |
20120095260 | Process for preparation of L-Arginine alpha-ketoglutarate 1:1 and 2:1 - A process for preparation of α-ketoglutaric acid, L-arginine α-ketoglutarate 1:1 and 2:1, comprising the steps of: providing a α-ketoglutaratic acid aqueous solution at an adjusted concentration; adding one equivalent mole of solid L-arginine to the α-ketoglutaratic acid aqueous solution; stirring and allowing reaction under a controlled temperature; (e) obtaining a resulting L-arginine α-ketoglutarate 1:1 solution with a pH of approximately 3˜4 or L-arginine α-ketoglutarate 2:1 solution with a pH of approximately 6.5˜7; and obtaining a final product of L-arginine α-ketoglutarate 1:1 or 2:1 through spay drying. The yield of the final product is approximately 94% for L-arginine α-ketoglutarate 1:1 and 97% for L-arginine α-ketoglutarate 2:1 through the process. Large amount of solvents is eliminated and reaction time is shortened but the yield is increased, hence realizing mass production through reactor in a cost and time effective manner. | 04-19-2012 |
20120095261 | Process for preparation of alpha-ketoglutaric acid - A process for preparation of α-ketoglutaric acid, which is adapted for preparing L-arginine α-ketoglutarate 1:1 and 2:1, comprising the steps of: (a) reacting methyl dichloroacetate and acrylic acid methyl ester with sodium methoxide to obtain dimethyl 2,2-dichloroglutarate; (b) reacting the dimethyl 2,2-dichloroglutarate from step (a) with hydroxide solution to obtain crude α-ketoglutaratic acid aqueous solution; (c) purifying the crude α-ketoglutaratic acid aqueous solution to obtain purified α-ketoglutaratic acid aqueous solution; and (d) adjusting a concentration of the purified α-ketoglutaratic acid aqueous solution by adding water, thereby a yield of the purified α-ketoglutaratic acid aqueous solution is approximately 75%. While avoiding the use of massive organic solvents, the process of the present invention has a remarkable high yield to realize mass production with low manufacturing cost and shortened production time. | 04-19-2012 |
20140256986 | Creatinol sulfate and synthesis method thereof - A chemical compound of creatinol sulfate is formed by chemically reacting N-methyl-amino-ethanol, cyanamide, with sulfuric acid to produce the creatinol sulfate with relatively higher yield rate and purity, wherein the mol ratio of N-methyl-amino-ethanol, sulfuric acid, and cyanamide is approximately 2:1:2. | 09-11-2014 |
Hanmin Zhang, Tianjin CN
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20120326288 | METHOD OF ASSEMBLING SEMICONDUCTOR DEVICE - A method of assembling a semiconductor device includes providing a conductive lead frame panel and selectively half-etching a top side of the lead frame panel to provide a pin pads. A flip chip die is attached and electrically connected to the pin pads and then the lead frame panel and die are encapsulated with molding compound. A second selective half etching step is performed on a backside of the lead frame panel to form a plurality of separate input/output pins. The side walls of each input/output pin include arcuate surfaces in cross-section. | 12-27-2012 |
20140103096 | WIRE BONDING MACHINE AND METHOD FOR TESTING WIRE BOND CONNECTIONS - A wire bonding machine and a method for testing wire bond connection s using the wire bonding machine. The method includes providing a semiconductor assembly that has a semiconductor die mounted to a substrate, each of which has bonding pads. The method includes bonding a wire to one of the bonding pads to form a first wire bond. A shear force then is applied to the first wire bond. A fault signal is generated when a sensor detects the first wire bond moving during application of the shear force. | 04-17-2014 |
Hanzhen Zhang, Tianjin CN
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20080302165 | Hand crimping tool interchangeable and interactive jaws - A multi-functional crimping tool for connecting pipe joints with pipes is disclosed, the tool includes a pair of crimping head hinged together, form a circle cavity for penetrating the pipe, and at least a capped screw rotatably mounted onto a top side of the crimping head body and shifted from a fastening position and a releasing position; a pair of crimping jaws respectively and operatively clipped onto the crimping heads respectively, wherein in the fastening position, the capped screw is screwed down to secure the crimping jaws attach onto said crimping heads, and in the releasing position, the capped screw is loosened up allowing the crimping jaws transversely pulled off the crimping head for convenient replacement. | 12-11-2008 |
20100109319 | Pipe fittings with a locating claw - A pipe fittings consists of a joint body, a pipe extension and a locating claw. The pipe fittings is for locating a fastener. The pipe extension extends from the joint body for being received into a plastic pipe. The locating claw mounts outwardly on an outer surface of the joint body, and has an upper portion. The upper portion bends to align with the pipe extension. The upper portion and the pipe extension have a gap therebetween for receiving the plastic pipe. The fastener is located at an outer end of the upper portion to fasten the plastic pipe on the pipe extension. The pipe fittings is standardized to comply with ASTMF2159 standard. | 05-06-2010 |
20100175512 | Ratchet pliers with adjustable jaw - A ratchet pliers with adjustable jaw includes a working head, an integrated retractable handle arrangement, a ratchet stepping arrangement and a rapid adjusting arrangement. The ratchet pliers with adjustable jaw has several advantages. Firstly, the rapid adjusting arrangement with simple operation and convenient use is capable of micro-adjusting a closure error of the jaw opening after clamping. Secondly, the integrated retractable handle arrangement is capable of adjusting a length of the handle according to different demands for a jaw clamping force so as to save energy of a user. | 07-15-2010 |
20100175516 | Pliers for removing fastening ring with an adjusting device - A pair of pliers for removing fastening ring includes a pliers head, a pliers handle and a cover, wherein the pliers head comprises a left pliers head and a right pliers head, the pliers handle comprises a left pliers handle and a right pliers handle, and the left pliers head and the right pliers head are connected to a left pliers handle and a right pliers handle via a connecting shaft respectively, wherein the cover is provided at each of both sides of the pliers head via a head shaft, wherein the cutting edge of the left pliers head is blunt, and a projecting element is extended from an upper portion of the cutting edge of the left pliers head, the cutting edge of the right pliers head is a blade, and an adjusting device is provided at an upper portion of the left pliers handle and the right pliers handle. | 07-15-2010 |
He Zhang, Tianjin CN
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20090252147 | STORAGE SERVER IMPLEMENTED BY INTERNET SMALL COMPUTER SYSTEMS INTERFACE IN LINUX SYSTEM - A storage server implemented by an internet small computer systems interface (iSCSI) in a Linux system includes a network subsystem and a small computer systems interface (SCSI) subsystem, and an iSCSI module and a SCSI module are respectively embedded in the network subsystem and SCSI subsystem. When receiving a link request packet from an initiator, the network subsystem creates a SCSI identifiable format packet for the SCSI subsystem by the embedded iSCSI module and the embedded SCSI module. The iSCSI module and SCSI module are respectively embedded in the network subsystem and SCSI subsystem. The iSCSI module and SCSI module can be immediately called without waiting the switch of processing, thereby solving performance bottleneck in the storage server and improving the operation speed of the storage server. | 10-08-2009 |
20120151054 | LOAD BALANCING METHOD FOR CLUSTER SYSTEM - A load balancing method for a cluster system is presented. A load record is firstly established in each server, and the load record has an access connection number of each server. An access channel is then established, and one of the servers is specified as a first server. The first server determines whether the first server specified by the access channel needs to be changed according to the load records. When it is determined that the first server needs to be changed, another server is specified as a second server according to a configuration strategy. The first server sends a reply signal to a user terminal, and the user terminal establishes an access connection with the second server according to the reply signal. Finally, the load records of all the servers are synchronously updated so that all the servers in the cluster system know load conditions of other servers. | 06-14-2012 |
Ho Zhang, Tianjin CN
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20080209418 | Method of dynamically adjusting number of task request - A method of dynamically adjusting the number of task requests is provided, which is applicable to an Internet Small Computer System Interface (iSCSI) protocol. When a target receives a task request transmitted by an initiator or the target completes the task request, the number of transmissible tasks is calculated according to an average access data volume, an current access data volume, and an allowable access data volume in the target, and returned to the initiator, such that the number of the task requests transmitted simultaneously by the initiator does not exceed the number of transmissible tasks, thereby achieving flow control. The allowable access data volume is obtained through interactive and dynamic adjustment between the target and the initiator. | 08-28-2008 |
Hongbo Zhang, Tianjin CN
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20100009000 | GRANULE AND PREPARATION METHOD THEREOF - A pharmaceutical granule whose shape is spherical or sphere-like shape with a bulk density of 0.6-1.3 g/ml and a dissolution time of 0.5-5 minutes, which is prepared as follows: mother granules are filled into a fluidized-bed as bed charge; active pharmaceutical ingredients are prepared into a suspension or solution whose viscosity is adjusted to 6.0-9.8 Mpa·S with viscosity adjusting agent; then it is sprayed onto surface of said mother granule to obtain final granule. | 01-14-2010 |
20140275541 | TOTAL SYNTHESIS OF THAXTOMIN A ANALOGUES AND THEIR INTERMEDIATES - Improved synthetic methods for the production of thaxtomin analogues, particularly thaxtomin A, and intermediates therefore such as substituted tryptophans and in particular, 4-nitro-L-tryptophan, and substituted phenyl acrylic acids are disclosed. Bioassays show that the synthetic thaxtomin A is not significantly different from the natural one in herbicidal activity. | 09-18-2014 |
Hongguang Zhang, Tianjin CN
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20130195690 | LIQUID NITROGEN PUMP EQUIPMENT LOAD TESTING AND EXPERIMENTING APPARATUS AND TESTING AND EXPERIMENTING METHOD THEREOF - The disclosure relates to liquid nitrogen pump equipment load testing and experimenting apparatus, and testing and experimenting method thereof, used for oil-gas fields or coalbed methane nitrogen foam fracturing equipment testing. A hydraulic damping apparatus unit and a pressure regulation unit are provided; the hydro-mechanical damping apparatus unit comprises a water tank, a pump unit apparatus, and a pipe manifold system connected in sequence. | 08-01-2013 |
Hongwei Zhang, Tianjin CN
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20130000452 | METHOD FOR PREVENTING WEAR OF MONOCRYSTALLINE DIAMOND TOOLS BY APPLYING MULTIPLE PHYSICAL FIELDS DURING ULTRA-PRECISION MACHINING - A method for preventing the wear of monocrystalline diamond tools by applying multiple physical fields during ultra-precision machining is disclosed, wherein dislocation form of lower energy state will appear by applying different physical fields such as electric field, magnetic field and laser irradiation around the diamond tool so as to change the construction of crystal interface and interfacial energy. Consequently, solid transformation will appear in the materials during the cutting process of nano-scale precision so as to change the cutting characteristic of the materials and prevent the wear of monocrystalline diamond tools during ultra-precision machining The method can be mainly used for ultra-precision machining | 01-03-2013 |
Huchang Zhang, Tianjin CN
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20130056861 | SEMICONDUCTOR DEVICES AND METHODS OF ASSEMBLING SAME - A method of forming a semiconductor device includes affixing a die to a heat sink to form a die and heat sink assembly and then placing the die and heat sink assembly on a support element. A semiconductor device includes a die and heat sink assembly disposed on a support element. The die and heat sink assembly is pre-assembled prior to being disposed on the support element. | 03-07-2013 |
Huidong Zhang, Tianjin CN
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20100294172 | Cementitious capillary crystalline waterproof material with an eka-molecular sieve structure and its manufacturing method - In this invention a cementitious capillary crystalline waterproof material with an eka-molecular sieve structure and its manufacturing method is disclosed. The major ingredient of this material is Portland cement; the accessories include silicon dioxide, alumina, magnesia, calcium sulphonate, methlycellulose, quick-setting agent and sodium aluminate, etc. Put separately major ingredient and accessories premixed in given proportion separately into the major ingredient bin and the accessory bins. The major ingredient passing through an impulse flowmeter is carried to the dosing machine; and in the same time, the premixed accessories are automatically weighed by the weighing device using gewichtsabnahme method when they are carried to the above dosing machine; they are mixed in the premixing machine and the refine-mixing machine and prepared to the product. The product is mixed with water and forms slurry. After setting, it becomes coating layer with an eka-molecular sieve structure which is water-tight and breathes freely. The coating has high compressive strength, resistance to very high and low temperatures, and resistant to acid, chlorides, and Sulphates so on. It also has self-healing ability to small crack when meet with water. It is non-toxic, odorless, with long service life, and convenient to application. The material can be used at wide range in underground facilities, tunnel, cave depot, bridge, swimming pool, toilet, sewage treating reservoir, dam, etc. | 11-25-2010 |
Jialiang Zhang, Tianjin CN
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20120157517 | PHARMACEUTICAL SOLUTION OF TAXANES COMPRISING PH REGULATOR AND PREPARATION METHOD THEREOF - A pharmaceutical solution of taxanes, its preparation method, a composition comprising said solution and its pharmaceutical combination package are disclosed. Said pharmaceutical solution comprises taxanes, a pH regulator and a solvent, wherein the pH regulator is a water-soluble acid. | 06-21-2012 |
Jianhao Zhang, Tianjin CN
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20090218036 | DEVICE AND METHOD FOR FORMING TIRES - Provided is a device for forming a special giant all-steel radial OTR tire in a continuous process, the device comprising a first base guide rail, a second base guide rail, a headstock, a main building drum, a belt housing, a belt drum and an overhead rail. The first base guide rail and the second base guide rail are parallel to each other. The overhead rail comprising a first traveling unit and a second traveling unit are disposed above the first base guide rail and the second base guide rail. A method for forming a special giant all-steel radial OTR tire in a continuous process is also provided. | 09-03-2009 |
20090272834 | 3-DIMENSIONAL STRIP WINDING SYSTEM FOR SPECIAL GIANT ALL-STEEL RADIAL OTR TIRE - 3-D Strip Winding System for a special giant all-steel radial OTR tire comprising: a movable base plate, a pivoting device, a support, a winding and applying device, and a bracket. The pivoting device comprises a spin orbit of an external gear ring, a positioning and rotating inner race, a support plate, a servo motor, and a drive gear. The spin orbit of an external gear ring is fixed on the plane of movable base plate. The positioning and rotating inner race is flexibly attached inside the spin orbit of an external gear ring. One end of the support plate is fixed to the positioning and rotating inner race. The servo motor is fixedly disposed on the support plate, the output end of which is connected with the drive gear after passing through the support plate. The drive gear is engaged with the outer edge of the spin orbit of the external gear ring. | 11-05-2009 |
20110097435 | HYDRAULIC LOCKING MECHANISM FOR MULTIPLE EXTRUSION HEAD OF AN EXTRUDER - A hydraulic locking mechanism for multiple extrusion heads of an extruder, has two Y-shaped clamping arms, six wedges, six pushing bars, six oil cylinder brackets, six oil cylinders, and six locking holes. A pair of locking holes is formed on both sides of an upper portion and a lower portion of the barrel and the extrusion head thereof, respectively. The wedge is disposed on inner wall of the locking hole, and a locking hole thereof has a sectional area gradually decreasing from the outside to the inside. The clamping arms are disposed on both sides of the barrel and the extrusion head via fastening devices. A through hole for the pushing bar is disposed on a branch of each of the clamping arm and corresponds to six locking holes. A piston rod of the oil cylinder is connected to a rear end of the pushing bar, the six oil cylinders and the six pushing bars are respectively fixed on six branches of the two clamping arms via six brackets of an oil cylinder. The pushing bar is capable of moving along the through hole for the pushing bar as being driven by the oil cylinder, and a front end thereof is inserted in the locking hole and penetrably disposed in the through hole for the pushing bar. A slant is formed on the outer side on a front end of the pushing bar. | 04-28-2011 |
Jianying Zhang, Tianjin CN
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20100184930 | OLEFIN POLYMERIZATION CATALYST AND PREPARATION METHOD AND USE THEREOF - An olefin polymerization catalyst and preparation method and use thereof are provided. The catalyst component comprises (1) an active magnesium halide, (2) a titanium compound containing at least one Ti-halide bond supported thereon, and (3) an electron donor selected from the group consisting of one or more sulfonyl-containing compounds having the following formula. There are two methods for preparing such solid catalyst component: I) treating the active magnesium halide (1) particles with alkylaluminum, subsequently adding the electron donor (3), treating it with the solution of titanium compound (2) one or more times; II) adding spherical magnesium chloride alcoholate particles to the solution of titanium compound (2), subsequently adding the electron donor (3), treating it with the solution of titanium compound (2) one or more times. The catalyst system comprises such solid catalyst component, a co-catalyst (alkylaluminum compound) and an external electron donor. | 07-22-2010 |
20110207900 | CATALYST FOR HOMOPOLYMERIZING AND COPOLYMERIZING PROPYLENE AND ITS PREPARATION AND USE - A catalyst for homopolymerizing and copolymerizing propylene and its preparation and use. The catalyst component includes titanium compound containing at least one Ti-halogen bond and at least two kinds of electron donor compounds A and B supported on MgCl | 08-25-2011 |
Jingfeng Zhang, Tianjin CN
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20150071305 | NETWORK SYSTEM TIME DOMAIN RE-STAMPING - One embodiment of the invention includes a coax media converter (CMC) system communicatively coupled to at least one modem in a network system. The system includes a frequency reference configured to generate a clock signal in a local time domain. The system also includes a scheduling processor configured to extract a bandwidth allocation message from a data stream and to re-stamp each of at least one timestamp in the bandwidth allocation message in the local time domain based on the clock signal to generate a corresponding updated bandwidth allocation message comprising a respective at least one re-stamped timestamp. The system further includes a downstream physical interface configured to transmit the updated bandwidth allocation message to the at least one modem to schedule upstream burst transmissions from the respective at least modem based on the at least one re-stamped timestamp. | 03-12-2015 |
20150085649 | CHANNEL LOAD BALANCING SYSTEM - In one example, an apparatus, by a processor, can identify a number of modems in each bonding group of a plurality of bonding groups, resulting in a first data structure. The apparatus can also determine a configuration for each bonding group of the plurality of bonding groups, resulting in a second data structure. The apparatus can also determine channel load for each channel of a plurality of channels, according to the first data structure and the second data structure, resulting in a third data structure. | 03-26-2015 |
Jingyu Zhang, Tianjin CN
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20090186350 | Muitiforms suspension microgranular bioreactor and methods of use - A Multiform Suspension Microgranular Bioreactor (MSMB) is used to detect nucleic acids or peptides/proteins in molecular and biological samples. Polymer-based microgranules, coupled with biomass molecule probes, are constructed with different features. The biomass molecule probes include cDNA probes, oligonucleic acid probes, peptide or protein probes. These microgranules are differentiated according to their features including shape, size, color, fluorescence intensity, magnetic property, gravity, chemical luminal intensity, radioactivity, and other labels. The above microgranules are suspended in a sample solution and are used collectively as a microarray-like bioreactor device. Such MSMB-based microarrays are particularly useful in complicated biological detection assays with flow cytometry. | 07-23-2009 |
Jizhong Zhang, Tianjin CN
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20110195136 | Drop pill for treating coronary heart disease and preparation thereof - The present invention relates to a drop pill for treating coronary heart disease, comprising an active pharmaceutical ingredient (API), a matrix adjuvant, a plastifying adjuvant, propylene glycol and water. the API is prepared from Radix salvia miltiorrhira, | 08-11-2011 |
Johnathan Zhang, Tianjin CN
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20100327636 | VENTILATION SYSTEM - The present invention is drawn to a ventilation system for a “climate object”, in particular all components with which the user of a vehicle may come in contact in a passenger compartment such as, for example, a steering mechanism for a vehicle, a dashboard, an armrest, a door paneling, a seat cover, a heating blanket, a padding, a cover or a seat, all which include at least one air flow device to guide air through the climate object. | 12-30-2010 |
Jonathan Zhang, Tianjin CN
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20100240292 | AIR CONDITIONED OBJECT IN THE INTERIOR OF A MOTOR VEHICLE WITH A SWITCHING DEVICE - The present invention relates to an air conditioner with at least one air conduction device and a switching device. Provision is made that in a first operating state, the air conditioner has air passing at least partially through it in a first direction, that the air conditioner has air flowing through it at least partially in a second direction different from the first direction, and that the air conditioner has at least one switching device, to alter the flow direction of the air in the air conduction device. | 09-23-2010 |
Jonathan (yu) Zhang, Tianjin CN
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20140194959 | TREATMENT DEVICE FOR THE THERAPEUTIC TEMPERATURE MANAGEMENT OF PARTS OF THE BODY - The present invention relates to a treatment device for the therapeutic temperature management of parts of the body. | 07-10-2014 |
Junbin Zhang, Tianjin CN
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20100317714 | COMPLEX MOLECULE INTERFERING THE EXPRESSION OF TARGET GENES AND ITS PREPARING METHODS - The present invention provides a complex molecule interfering the expression of target genes and the methods for preparing the complex molecule, wherein the complex molecule contains two siRNA strands X | 12-16-2010 |
20110237786 | METHOD FOR PREPARING OLIGONUCLEOTIDE - A method for preparing oligonucleotide comprising reacting the compound of Formula (1) with the compound of Formula (2) in a liquid reaction medium under the condition of condensation reaction to obtain the compound of formula (3). In the method according to the present invention, the functional groups are protected by suitable protective groups to only expose the 5′-OH of the compound of Formula (1) (OH-component) and the 3′-phosphate of the compound of Formula (2) (P-component) which are to be connected, so that the condensation reaction is carried out in a liquid reaction medium to bond the OH-component and P-component to obtain DNA or RNA short chain. The method of the present invention does not need a solid phase column and can be carried out in a liquid reaction medium. Thus, oligonucleotides can be synthesized on a large scale. | 09-29-2011 |
Junping Zhang, Tianjin CN
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20130209590 | USE OF A CHINESE MEDICINE COMPOSITION IN PREPARING MEDICAMENTS FOR TREATING SECONDARY PREVENTION OF MYOCARDIAL INFARCTION - The present invention relates to a use of Chinese medicine composition in preparation of medicine for secondary prevention of myocardial infarction. Said Chinese medicine composition is prepared from a formula comprising the crude drugs by the following weight percentages: Radix Astragali 22.2%˜66.8%, Radix Salviae Miltiorrhizae 11.6%˜33.4%, Radix Notoginseng 2.5%˜13.5%, and Lignum Dalbergiae Odoriferae 14.5%˜44.3%. | 08-15-2013 |
Lanlan Zhang, Tianjin CN
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20120315328 | CAPSULE OF COMPOUND DANSHEN DRIPPING PILLS - A capsule of compound danshen dripping pills are disclosed. The color of the capsule's shell is orange, yellow, green or blue and all of these colors are in the wavelength range of 446-620 nm. | 12-13-2012 |
20140121242 | SUBSTITUTED CINNAMAMIDE DERIVATIVE, PREPARATION METHOD AND USE THEREOF - The present invention relates to substituted cinnamamide derivatives, the method for preparing thereof and the use thereof. Each of said derivatives has a structure of formula (I). The method for preparing the substituted cinnamamides and their derivatives of the present invention is also disclosed. Substituted piperonal derivatives are selected as starting materials to prepare the substituted cinnamamide derivatives of the present invention by Wittig reaction and acid-amine condensation reaction. Further, a use of the present compounds in preventing and treating depressive-type mental diseases is disclosed. | 05-01-2014 |
Leping Zhang, Tianjin CN
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20140154105 | OIL BALANCING APPARATUS AND REFRIGERATION DEVICE - Embodiments of the present invention provides an oil balancing apparatus, applied to at least three compressors connected in parallel. The oil balancing apparatus includes a first oil balancing pipe and a second oil balancing pipe. The first oil balancing pipe connects oil sumps of all the compressors, and the second oil balancing pipe only connects oil sumps of oil-rich compressors but not an oil sump of an oil-starved compressor. | 06-05-2014 |
20150044070 | Oil Balancing Apparatus and Refrigeration System With Oil Balancing Apparatus - An oil balancing apparatus is for use with a first compressor and at least two second compressors. Suction pipes of the first compressor and the second compressors are connected in parallel to a suction main pipe and discharge pipes of the first compressor and the second compressors are connected in parallel to a discharge main pipe. The first compressor is in an operating state, and the second compressors are operated intermittently. The oil balancing apparatus includes a first oil balancing pipe connecting oil sumps of the second compressors in series, and a second oil balancing pipe connecting an oil sump of the first compressor to a bottom of the first oil balancing pipe. A refrigeration system is also disclosed. | 02-12-2015 |
Lianhong Zhang, Tianjin CN
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20090162167 | Wire staple for attaching metal sheets - A staple for attaching together first and second metal sheets is made of a length of round wire bent at the ends to form spaced apart depending metal legs, each having a metal piercing point at the end thereof adapted to pierce completely through the first sheet and at least partially through the second sheet and also adapted to spread the legs further apart during the piercing to a spread position in which the legs are anchored within the metal sheets and thereby attach the metal sheets together. The metal piercing points each having an outside bevel surface on the outside of the leg, an inside bevel surface on the inside of the leg, and a blunt end surface between the inside and outside bevel surfaces. | 06-25-2009 |
Libo Zhang, Tianjin CN
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20110257669 | DISPOSABLE LANCET - The present invention relates to a disposable lancet. The present invention relates to a technical field of medical appliance. A disposable lancet comprises a needle tube and a needle body disposed in the needle tube. An inner wall of the needle tube is provided with a sliding groove adapted for the sliding of the needle body. A front end of the sliding groove is provided with a locating arris, one end of the needle body is connected with a spring while the other end is detachably provided with a telescopic sleeve. The front end of the needle body is provided with a wedge surface, the telescopic sleeve is provided with a slope surface corresponding to the wedge surface of the needle body, and, the telescopic sleeve is located at a side of the locating arris after the telescopic sleeve has equipped with the needle body. When in use, the needle body is rotated to the other side of the locating arris as the telescopic sleeve is pressed to push the needle body to move to the end of the locating arris, so as to expose the needle tip out of the front end of the needle tube by means of the spring. The present invention has the advantages of compact in structure, easy in use, and simple in manufacture technology. Also, the present invention has less requirements on the equipments, greater reduction on the cost, large-scale manufacture and production and applications. | 10-20-2011 |
20130066352 | BLOOD LANCET DEVICE - A blood lancet device comprising a housing having one end formed as an opening; a sliding sleeve having one end extending from the opening to the outside of the housing; a blood lancet including a needle body and a needle tip arranged at one end of the needle body, the sliding sleeve being bushed at the outside of the housing, said blood lancet adapted to move relative to the sliding sleeve so as to expose the needle tip at the opening; and a biasing member having one end securely fixed with another end of needle body. | 03-14-2013 |
20140379016 | LANCING DEVICE - A lancing device, including a main body and a head detachably connected to the main body. The main body includes a main sleeve, a guide sleeve fastened and inserted in the main sleeve, an inner core slidably installed in the guide sleeve, a tail cap component connected with the rear end of the inner core, a feeding pressure spring and a withdrawing pressure spring which are sleeved on the inner core, and a shoot key installed on the main sleeve. The guide sleeve is uniformly provided with several spring plates folding towards the inner core at positions close to the front end. The inner side of the front end of each spring plate contacts the outer profile of the inner core. The inner core is equipped with a stopper. The stopper is located at the rear end of the guide sleeve. | 12-25-2014 |
Limin Zhang, Tianjin CN
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20120227532 | PARALLEL MECHANISM HAVING THREE-DIMENSIONAL TRANSLATIONS AND ONE-DIMENSIONAL ROTATION - A parallel mechanism with three-dimensional translation and one-dimensional rotation include a fixing rack, a mobile platform and four chains of the same structure which are symmetrically set between the fixing rack and the mobile platform. Each chain has a near rack rod and two parallel far rack rods. The mobile platform includes a main platform and an assistant platform connected by a revolute joint and perpendicular to each other. Each end of the main platform and the assistant platform is connected with a corresponding lower connecting shaft separately. | 09-13-2012 |
Minhua Zhang, Tianjin CN
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20140303398 | METHOD FOR PRODUCING VINYL ACETATE - The present invention discloses a method for producing vinyl acetate. Inert gas is introduced into cycling gas to improve the explosion limit of oxygen, enlarge a stable area of a reaction system and improve the oxygen concentration of the reaction system, thus reducing the reaction temperature, prolonging the service life of a catalyst, and improving the selectivity of the vinyl acetate. The inert gas is nitrogen or a mixture of nitrogen and methane. The concentration of the inert gas at the inlet of a reactor is 8 to 30 mol %. The molar concentration of the oxygen at the inlet of the reactor is 10.5 to 12 mol %. | 10-09-2014 |
20140366729 | Method for Recovering Ethylene during the Process for Producing VAC and a Device thereof - The present invention discloses a method and a device for recovering ethylene during the process for producing vinyl acetate, wherein a double solvent absorption method composed of an absorbent solution and deionized water is adopted. The method is as follows: introducing an outlet stream as an absorbent solution from the upper section of the feeding plate in an acetic acid tower during the rectification stage of vinyl acetate production; delivering same to the top of the lower section of the ethylene recovery tower by a delivery pump; charging refined gas from the tower bottom of the ethylene recovery tower for contacting with the absorbent solution in a counter-current; delivering the absorption bottom solution to the rectification stage for treatment; the gas continuing to rise to the upper section of the ethylene recovery tower and contacting with the deionized water introduced from the top of the tower in a counter-current; absorbing and removing the acetic acid therein; and discharging the residual inert gas, such as N2, from the top of the ethylene recovery tower. The absorbent solution is a mixture of acetic acid, vinyl acetate and water, and comprises by weight percentage of 50-85% acetic acid, 5-30% vinyl acetate and 5-20% water. | 12-18-2014 |
Qinghua Zhang, Tianjin CN
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20120029036 | PHARMACEUTICAL COMPOSITIONS COMPRISING PYRIDYL CYANOGUANIDINE, PROCESS FOR PREPARING THE SAME AND USE THEREOF - Disclosed are a composition comprising a pyridyl cyanoguanidine and a cyclodextrin, a cyclodextrin derivative and/or a surfactant with solubilization, process for preparing the same and use thereof. | 02-02-2012 |
Qingting Zhang, Tianjin CN
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20150009656 | LED BALLOONS - The present invention provides a LED balloon which comprises a balloon, a filler, a locking device and a LED. Wherein the locking device is on the interior of the balloon, and said filler is on the exterior of the balloon. The locking device comprises two sides which define an internal a cavity within the locking device. The filler is secured within the cavity of the locking device, thereby securing the balloon to the locking device. | 01-08-2015 |
Qingxin Zhang, Tianjin CN
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20130298731 | METHOD FOR EFFICIENT EXTRACTION OF GOLD FROM GOLD ORES UTILIZING MACRO QUANTUM RESONANCE EFFECT - Gold ores are processed to obtain a mixture comprising gold particles and other particles, such as quartz particles. The mixture then passes through a location near a quantum resonance driver. The quantum resonance driver generates a macro quantum resonance effect that causes the gold particles to move away from the driver so that gold particles are separated from the mixture. | 11-14-2013 |
Ruiqi Zhang, Tianjin CN
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20080267802 | FLUID-GUIDING AND ELECTRIC CONDUCTING SYSTEM FOR SUSPENDED ELECTRIC SUBMERSIBLE PROGRESSING CAVITY PUMP (PCP) - A fluid-guiding and electric conducting system for a suspended electric submersible PCP comprises a fluid-guiding system and an electric conducting system. The fluid-guiding system comprises an upper connector, a protector, a fluid-guiding sleeve, a driving mechanism, a shaft coupling, a first annular cavity, a second annular cavity, a third annular cavity, a fourth annular cavity, and a fluid outlet. The first annular cavity, the second annular cavity, the third annular cavity, the fourth annular cavity, and the fluid outlet are connected orderly to the well fluid pipe. The electric conducting system comprises a motor lead wire, a center hole of the protector, a fifth annular cavity, and a wire outlet. The fluid-guiding and electric conducting system has the advantages of simple structure, low manufacturing cost, easy assembly and inexpensive maintenance. | 10-30-2008 |
Shayan Zhang, Tianjin CN
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20130154707 | RECOVERABLE AND RECONFIGURABLE PIPELINE STRUCTURE FOR STATE-RETENTION POWER GATING - A system, electronic circuit, and method are disclosed. A method embodiment comprises receiving a control signal associated with a power gating operation mode of an electronic circuit, applying a reference voltage to the electronic circuit based upon the power gating operation mode, and maintaining data representing a state of a logic stage of the electronic circuit based upon the power gating operation mode. Maintaining comprises, in the described embodiment, storing data of a state of a first logic stage of the electronic circuit within a first storage element in a first power gating operation mode, and recovering data of a state of a second logic stage of the electronic circuit utilizing the data of the state of the first logic stage of the electronic circuit within the first storage element in a second power gating operation mode. | 06-20-2013 |
20130154708 | CONFIGURABLE FLIP-FLOP - A configurable flip-flop can be operated in a normal mode and a buffer mode. In the normal mode, the flip-flop latches data at the flip-flop input based on a clock signal. In the buffer mode, the flip-flop provides data at the flip-flop input to the flip-flop output, independent of the clock signal. | 06-20-2013 |
20130222037 | VOLTAGE LEVEL SHIFTER - A voltage level shifter has an input circuit with an inverter coupled to an input node, a pull-down control transistor with a gate coupled to a first node of the inverter, and a pull-up control transistor with a gate coupled to a second node of the inverter. Sources of the pull-down and pull-up control transistors are coupled to a low voltage reference. A transient connectivity limiter (TCL) has pull-down and pull-up transistors. Two control inputs are coupled to respective first and second nodes of the inverter and path inputs are coupled to respective drains of the pull-down and pull-up control transistors. An output circuit has inputs coupled to pull-up and pull-down nodes of the TCL. During a voltage level transition at the input node, the TCL connects the pull-up node to the low voltage reference through the TCL pull-up transistor transitioning from a saturation to a sub-threshold region of operation. | 08-29-2013 |
20130293261 | SYSTEM ON CHIP AND CONTROL MODULE THEREFOR - A System on a Chip (SoC) has a first set of switches, each having first terminals for routing SoC signals and a second terminal, and a second set of switches. Each switch of the second set of switches has third terminals for routing signals with the first set of switches, and a fourth terminal. A SoC control module defines a switching configuration, and includes a first memory portion for storing a first switching protocol for the first set of switches. This defines, for a switch of the first set of switches, an electrical path between one of the first terminals and the second terminal. A second memory portion stores a second switching protocol for the second set of switches, and defines, for a switch of the second set of switches, an electrical path between one of the third terminals and the fourth terminal. | 11-07-2013 |
20130300497 | RECONFIGURABLE INTEGRATED CIRCUIT - A reconfigurable integrated circuit (IC) has IC interface terminals including circuit input terminals and circuit output terminals. A bypass controller and bypass circuitry are coupled to each other, and to at least one of the circuit input terminals and at least one of the circuit output terminals. A processing circuit has multiple circuit modules coupled to the bypass circuitry. The processing circuit is coupled to at least one of the circuit input terminals and at least one of the circuit output terminals. In operation the bypass controller controls the bypass circuitry to selectively couple at least one pair of the IC interface terminals together, the pair including one of the circuit input terminals and one of the circuit output terminals. When the pair of IC interface terminals are coupled together, at least one of the circuit modules is selectively de-coupled from the pair of the IC terminals. | 11-14-2013 |
20140040688 | LOW POWER SCAN FLIP-FLOP CELL - A low power scan flip-flop cell includes a multiplexer, a master latch, a scan slave latch and a data slave latch. The master latch is connected to the multiplexer, and used for generating a first latch signal. The scan slave latch is connected to the master latch, and generates a scan output (SO) signal. The data slave latch is connected to the master latch, and generates a Q output depending on a scan enable (SE) input signal and the first latch signal. The Q output is maintained at a predetermined level during scan mode, which eliminates unnecessary switching of combinational logic connected to the scan flip-flop cell and thus reduces power consumption. | 02-06-2014 |
20140109029 | MIXED SIGNAL IP CORE PROTOTYPING SYSTEM - A system for prototyping an integrated circuit (IC) that has a mixed signal intellectual property (IP) core includes implementing the IP core using discrete programmable digital ICs and discrete analog ICs by partitioning the IP core into a digital IP portion and an analog IP portion. | 04-17-2014 |
20140217960 | SELF-ADAPTING VOLTAGE AMPLIFIER AND BATTERY CHARGER DETECTION - An amplifier applies a self-adapting voltage to an output terminal. A bias circuit provides a greater bias current in a first external connection condition, in the absence of a pull-up resistance connected to the output terminal, than when such a pull-up resistance is present. The amplifier applies a different voltage to the output terminal in the absence of a pull-up resistance than when such a pull-up resistance is present. The circuit can be used in a portable device for receiving charging current from a battery charger through a connector having a D+ pin for connection to the battery charger and connected to the amplifier output terminal for battery charger detection. The portable device can meet the USB battery charger specification rev. 1.2. | 08-07-2014 |
Shayang Zhang, Tianjin CN
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20140118046 | STATE RETENTION POWER GATED CELL - A state retention power gated (SRPG) cell includes an input control circuit having an input coupled to an input signal and an output. The input control circuit includes has transistors configured as a first inverter transmission gate. The transistors also connect in series at least one transistor controlled by a power gating signal. A first latch has an input coupled to the output of the input control circuit and an output. A transmission gate has an input coupled to the output of the first latch and an output that is an output of the SRPG cell. A second latch has an input coupled to the output of the transmission gate and an output that also is an output of the SRPG cell. A second inverter transmission gate has an input coupled to the output of the second latch. | 05-01-2014 |
Shijun Zhang, Tianjin CN
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20080214636 | Glycyrrhetinic Acid-30-Amide Derivatives and Their Use - The present invention relates to the field of a medicine for treating diseases associated with inflammation, immunity or infection, and in particular, to glycyrrhetinic acid-30-amide derivatives of general formula I and their preparation, and a pharmaceutical composition containing the same. Said derivatives and composition exhibit anti-inflammatory, analgesic, anti-allergic, cough-preventing, liver-protecting and anti-viral properties, | 09-04-2008 |
20110218161 | CYCLOASTRAGENOL MONOGLUCOSIDE, PREPARATION, PHARMACEUTICAL COMPOSITION AND APPLICATION THEREOF - This invention provides a method for preparing cycloastragenol monoglucoside CMG (cycloastragenol-6-O-β-D-glucoside), comprising the steps of: a. using astragaloside IV or Astragali extracts prepared by a conventional method as raw materials and adding an appropriate solvent thereinto to form a raw material solution; b. adding hydrolase and allowing for hydrolysis at a constant temperature to obtain a hydrolysate; c. separating the hydrolysate with macroporous adsorption resin; and d. obtaining the product by purification and separation. The present invention further provides cycloastragenol-6-O-β-D-glucoside prepared according to the method of this invention as well as its use in the preparation of a medicament for treating cardiovascular diseases and pharmaceutical compositions comprising the same. | 09-08-2011 |
20130023486 | PHENYL C-GLUCOSIDE DERIVATIVES, PREPARATION METHODS AND USES THEREOF - The present invention relates to a sodium glucose cotransporter 2 (SGLT2) inhibitor with a phenyl C-glucoside structure, its preparation method, a pharmaceutical composition containing the same, and its use in treating diabetes and preparing an anti-diabetes medicament. The invention provides a compound with the structure of general formula I and a pharmaceutically acceptable salt and prodrug ester thereof, | 01-24-2013 |
Shoujing Zhang, Tianjin CN
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20090214363 | MOTOR AND COMPRESSOR INCLUDING THE SAME - A motor and a compressor including the same. The motor includes a rotor ( | 08-27-2009 |
Shunnan Zhang, Tianjin CN
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20100009000 | GRANULE AND PREPARATION METHOD THEREOF - A pharmaceutical granule whose shape is spherical or sphere-like shape with a bulk density of 0.6-1.3 g/ml and a dissolution time of 0.5-5 minutes, which is prepared as follows: mother granules are filled into a fluidized-bed as bed charge; active pharmaceutical ingredients are prepared into a suspension or solution whose viscosity is adjusted to 6.0-9.8 Mpa·S with viscosity adjusting agent; then it is sprayed onto surface of said mother granule to obtain final granule. | 01-14-2010 |
20110195136 | Drop pill for treating coronary heart disease and preparation thereof - The present invention relates to a drop pill for treating coronary heart disease, comprising an active pharmaceutical ingredient (API), a matrix adjuvant, a plastifying adjuvant, propylene glycol and water. the API is prepared from Radix salvia miltiorrhira, | 08-11-2011 |
Tian-Chao Zhang, Tianjin CN
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20090113454 | SYSTEM AND METHOD OF TESTING BRIDGE SAS CHANNELS - A system and a method of testing bridge SAS channels includes a control terminal, a hot-plug bridge interface, a first adaptor, an SAS back plate, and a second adaptor. The control terminal selects an SAS interface as a transmission path for sending a test signal. The hot-plug bridge interface receives and converts the test signal sent from the control terminal. The hot-plug bridge interface has a hot-plug function. The first adaptor is connected to the hot-plug bridge interface and the SAS back plate. The second adaptor is connected between the SAS back plate and a terminal unit. The control terminal sends the test signal and detects a signal under test sent back from the terminal unit, and compares whether they are consistent with each other or not. In this way, the control terminal determines whether the SAS interfaces in the SAS back plate run normally or not. | 04-30-2009 |
Tiejun Zhang, Tianjin CN
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20140193530 | PHARMACEUTICAL COMPOSITION CONTAINING HONEYSUCKLE EXTRACT AND ANTIBIOTICS, PHARMACEUTICAL KIT, AND USE OF HONEYSUCKLE EXTRACT FOR PREPARATION OF DRUG - Provided is a pharmaceutical composition useful for prevention and/or treatment of diseases caused by bacteria, wherein the pharmaceutical composition comprising a honeysuckle extract containing iridoid compounds and an antibiotic. Also provided is a pharmaceutical kit comprising the honeysuckle extract containing the iridoid compounds and the antibiotics which are separately placed. The honeysuckle extract is used in combination with the antibiotics, the responsiveness of multi-drug resistant bacteria to antibiotics is improved, a clinical application prospect is presented, especially the current status of the refractory bacterial infection diseases caused by the pathogenic bacteria resistant to the antibiotics can be improved. Also provided is a use of the pharmaceutical composition and pharmaceutical kit in the preparation of drugs for prevention and/or treatment a diseases caused by bacteria. In addition, also provided is a use of the honeysuckle extract in the preparation of drugs for reversing bacterial resistance. | 07-10-2014 |
Wenwen Zhang, Tianjin CN
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20140341791 | HYDROTHERMAL OXIDATION METHOD FOR PRODUCTION OF ALKALI METAL DICHROMATE FROM CARBON FERROCHROME - The present invention provides a hydrothermal oxidation method for producing alkali metal dichromate from carbon ferrochrome, and the method comprises the following steps: formulating an initial reaction liquid by mixing carbon ferrochrome, an alkaline substance and water, in which the actual addition amount of the alkali is controlled smaller than the theoretically required amount; adding the initial reaction liquid into a reaction kettle, charging an oxidizing gas into the reaction kettle, and allowing the reaction to proceed for 0.5 to 3 h at a temperature of 150° C. to 370° C. and a pressure of 2 Mpa to 24 MPa; carrying out solid-liquid separation, cooling the resultant filtrate to a temperature of −12° C. to −20° C. to precipitate crystals, and carrying out separation by centrifuge to obtain alkali metal dichromate solution; adding CrO | 11-20-2014 |
Wujiang Zhang, Tianjin CN
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20120276294 | METHOD FOR MAKING LIQUID SEPARATION MEMBRANE - A method for making a liquid separation membrane, including: (1) providing a polyvinylidene fluoride liquid separation membrane or polypropylene liquid separation membrane prepared by a thermally induced phase separation method as a substrate membrane, soaking the substrate membrane with water or a weak polar organic liquid to make membrane pores of the substrate membrane filled with the liquid, the soaking time being between 0.5 s and 1 min, and the weak polar organic liquid being indissolvable and compatible with the polyvinylidene fluoride liquid separation membrane or polypropylene liquid separation membrane; (2) coating a casting solution of polyvinylidene fluoride on the surface of the soaked substrate membrane obtained in step (1), and quickly soaking the substrate membrane in a coagulating bath heated to a temperature of 60-100° C. for curing to yield the liquid separation membrane. | 11-01-2012 |
Xiao Zhang, Tianjin CN
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20100236526 | Common rail electronic control injector - The present invention relates to a common rail electronic control injector, which belongs to the electronic control fuel injection system technology. The injector includes an oil inlet joint, an oil inlet located at outside the oil inlet joint, an electromagnet device, a nozzle body, a needle valve, a valve seat and spray holes, wherein the electromagnet device includes a static core, an armature and a coil, wherein a working gap between the static core and the armature is H, the armature is moveably connected with the needle valve along an axial direction. The present invention further includes a compression spring applying a force to the needle valve, a force mechanism applying a force to the armature, and a block mechanism providing an axial anti-thrust while the armature is reset. The present invention has advantages of lower manufacturing cost, better reliability and smaller driving energy. | 09-23-2010 |
20100236527 | Electronic control common rail DME injection system - A common rail electronic control injection system which uses a DME or a low-viscosity fuel similar with DME to inject into a combustion engine, includes a fuel container, a common rail tube, a high-pressure tube, an electronic control injector, an electronic control unit, a high-pressure pump, a working medium case, a reversing component, and a pressure convertor, wherein the pressure convertor includes at least two working components, each working component is divided into a fuel chamber and a working medium chamber by an dividing element, the dividing element can freely deform or move between the fuel chamber and the working medium chamber by pressure effect. The invention avoids the sealing and abrasion problem in the plunger matching portions which is caused by the low-viscosity fuel so as to greatly improve the lifetime and reliability of system. | 09-23-2010 |
Xiaodong Zhang, Tianjin CN
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20120012563 | PARTICLE BEAM-ASSISTED ULTRA-PRECISION MACHINING METHOD FOR SINGLE-CRYSTAL BRITTLE MATERIALS - The invention relates to a new technology which uses a surface modification method for ultra-precision machining, and in particular relates to a particle beam-assisted ultraprecision machining method for single-crystal brittle materials. The invention, the particle beam-assisted ultra-precision machining method for single-crystal brittle materials, can significantly improve machining accuracy, reduce surface finish and greatly reduce tool wear during ultra-precision machining of brittle materials. The method adopts the technical proposal that the method comprises of the following steps: a) utilizing simulation software to simulate modification parameters according to cutting depth, surface roughness and other machining requirements; b) using particle beams to bombard or irradiate the surface of a single-crystal brittle material to be machined, according to the energy and fluence obtained from the simulation results; c) utilizing ultra-precision cutting (or grinding) technology to perform ultra precise cutting on the single-crystal material which is bombarded or irradiated by the particle beams; and d) measuring and characterizing the surface quality of the machined material and comparing the improvement of the machined surface quality with that of the unmodified machined surface. The method is mainly used for machining the single-crystal brittle materials. | 01-19-2012 |
20150087604 | ANTI-FATTY ACID SYNTHASE POLYPEPTIDE AND USE THEREOF - The present invention relates to a polypeptide that is capable of inhibiting transcription and expression of fatty acid synthase (FAS) and the polynucleotides encoding therefor, as well as the use thereof. Specifically, the present invention relates to a polypeptide that can inhibit the transcription and expression of FAS at the molecular level, the cellular level and in vivo, and can therefore prevent the overexpression of FAS. Said polypeptide and related peptidomimetics, including functional fragments or functional varieties thereof, and the genes encoding therefor, can be widely used in preventing and treating tumors such as liver cancer, and diseases closely related to the metabolism of fatty acid synthase, such as fatty liver and obesity. | 03-26-2015 |
Xiaohui Zhang, Tianjin CN
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20120111074 | CONTINUOUS METHOD AND PRODUCTION DEVICE FOR PRODUCING HYDROLYSIS-RESISTANT STABLE IONIC TITANIUM - A continuous method and a production device for producing hydrolysis-resistant stable ionic titanium (Ti4 | 05-10-2012 |
Xiao Wei Zhang, Tianjin CN
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20150050089 | SHALLOW WATER JACKET INSTALLATION METHOD - A new jacket installation method is disclosed, especially for shallow water heavy jacket installation applications. The method utilizes a special type of air bags, called launching air bags, to provide low cost net buoyancy in order to make a shallow water jacket self afloat with a sufficient bottom clearance with seabed. At a floating state a minimum size installation crane vessel could be used to perform all needed jacket installation operations such as lowering, setting-down to seabed, driving foundation piles, grouting and the welding between foundation piles and jacket leg tops. For a shallow water heavy jacket installation, a crane vessel cost usually represents a majority cost of a jacket installation. Therefore, a significant savings could be achieved if a minimum size crane vessel could be used, instead of a large size crane vessel. | 02-19-2015 |
Xingxiang Zhang, Tianjin CN
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20090243143 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. An animal hair micro powder is used as a modifier for polyacrylonitrile polymer. The weight percent of a monomer composition is as follows: acrylonitrile monomer 50.0-98.8%, initiator 0.1-0.4%, animal hair micro powder 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the animal hair micro powder suspension, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The fiber is suitable for making artificial synthetic hair product such as hairpieces, and resembles well natural human hair. | 10-01-2009 |
20090259010 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. A biological protein is used as a modifier of polyacrylonitrile fiber. The weight content of fiber components is as follows: the acrylonitrile monomer 50.0-98.8%, the initiator 0.1-0.4%, the biological protein 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the biologic protein solution, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The filament titer of the modified fiber is 30-100 dtex. The fiber is suitable for making synthetic hair product such as hairpieces, and resembles well natural human hair. | 10-15-2009 |
20110124810 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. A biological protein is used as a modifier of polyacrylonitrile fiber. The weight content of fiber components is as follows: the acrylonitrile monomer 50.0-98.8%, the initiator 0.1-0.4%, the biological protein 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the biologic protein solution, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The filament titer of the modified fiber is 30-100 dtex. The fiber is suitable for making synthetic hair product such as hairpieces, and resembles well natural human hair. | 05-26-2011 |
20110196091 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. An animal hair micro powder is used as a modifier for polyacrylonitrile polymer. The weight percent of a monomer composition is as follows: acrylonitrile monomer 50.0-98.8%, initiator 0.1-0.4%, animal hair micro powder 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the animal hair micro powder suspension, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The fiber is suitable for making artificial synthetic hair product such as hairpieces, and resembles well natural human hair. | 08-11-2011 |
Xueli Zhang, Tianjin CN
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20120058530 | ENGINEERING THE PATHWAY FOR SUCCINATE PRODUCTION - This invention relates to the biocatalysts for the efficient production of succinic acid and/or other products from renewable biological feedstocks. The biocatalysts have a very high efficiency for the growth-coupled production of succinic acid and/or other products from carbohydrate feed stocks as a result of both genetic manipulations and metabolic evolution. More specifically, certain biocatalysts of the present invention produce succinic acid at high titers and yield in mineral salts media during simple pH-controlled, batch fermentation without the addition of any exogenous genetic material. The genetic manipulations of the present invention are concerned with the energy-conserving strategies coupled with the elimination of alternative routes for NADH oxidation other than the routes for succinic acid production. The biocatalysts contain glucose-repressed gluconeogenic phosphoenol pyruvate carboxykinase (pck) depressed by genetic modifications and a genetically-inactivated phosphotransferase system. In terms of succinic acid production efficiency, the biocatalysts of the present invention are functionally equivalent to succinate producing rumen bacteria such as | 03-08-2012 |
20130157330 | L-MALATE PRODUCTION BY METABOLICALLY ENGINEERED ESCHERICHIA COLI - A process for the production of malic acid in commercially significant quantities from the carbon compounds by genetically modified bacterial strains (GMBS; also referred to as biocatalysts or genetically modified microorganisms) is disclosed. Microorganisms suitable for the production of malic acid can be cultured in one or two-step processes as disclosed herein. | 06-20-2013 |
20140024086 | OVER-EXPRESSION OF NADH-DEPENDENT OXIDOREDUCTASE (FUCO) FOR INCREASING FURFURAL OR 5-HYDROXYMETHYLFURFURAL TOLERANCE - The subject invention pertains to the discovery that the NADH-dependent propanediol oxidoreductase (FucO) can reduce furfural. This allows for a new approach to improve furfural tolerance in bacterial and/or yeast cells used to produce desired products. Thus, novel biocatalysts (bacterial, fungal or yeast cells) exhibiting increased tolerance to furfural and 5-hydroxymethylfurfural (5-HMF) are provided as are methods of making and using such biocatalysts for the production of a desired product. | 01-23-2014 |
Xue Min Zhang, Tianjin CN
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20100250728 | METHOD FOR CONTROLLING WEB PAGE OPERATION IN BROWSER/SERVER ARCHITECTURE - A method for controlling a web page operation in browser/server architecture is adapted to prevent the same page from being operated by more than one people at the same time. The method includes establishing a status record table for recording a usage status of web page by server; checking usage status of web page in status record table after server receiving a request for operating the web page from a second browser; accepting request and submitting an operation control right of the web page to second browser if the usage status is idle; sending a check message to first browser to check whether first browser is still using the web page or not if usage status in status record table indicates that web page is used by first browser; rejecting request and transmitting usage status of web page to second browser if first browser is still using the web page. | 09-30-2010 |
Xu Ming Zhang, Tianjin CN
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20090198868 | METHOD OF ACCESSING VIRTUAL STORAGE DEVICE THROUGH VIRTUAL DATA ROUTER - A method of accessing a virtual storage device through a virtual data router (VD router) is described. A virtual disk device on a controller may be accessed from various controllers through different paths based on asynchrony of data sending/receiving of a VD router. Moreover, the method is advantageous in having high access efficiency and consistency of data access via different paths at the same time. | 08-06-2009 |
20090204773 | METHOD OF WRITING DEVICE DATA IN DUAL CONTROLLER NETWORK STORAGE ENVIRONMENT - A method of writing device data in a dual controller network storage environment is described. According to the method, functions of a virtual data router (VD router) and a mirror technology are integrated, so as to efficiently transmit internal network data and write data into disk devices on different controllers in a dual controller network storage environment. Thereby, the internal network data transmission efficiency and actual internal network utilization can be improved. | 08-13-2009 |
20100250832 | STORAGE SERVICE DEVICE WITH DUAL CONTROLLER AND BACKUP METHOD THEREOF - A storage service device with a dual controller and a backup method thereof are applicable to provide the same view service to an event-login log and a configuration file of a server. The storage service device includes a first control module, a second control module, a battery unit, a basic input/output system (BIOS), and a backup procedure. Once a power failure occurs to the server, the following backup procedure is performed a hardware interrupt signal is sent to the battery unit, so as to provide an operation power to a first memory module and a second memory module; an index page of the first memory module is synchronized with that of the second memory module; and the updated index pages are recorded into a first flash memory and a second flash memory respectively. | 09-30-2010 |
20130132669 | METHOD FOR CONTROLLING THE SINGLE-AFFILIATION SERIAL ADVANCED TECHNOLOGY ATTACHMENT DRIVER OF ACTIVE-ACTIVE REDUNDANT ARRAY OF INDEPENDENT DISKS AND SYSTEM THEREOF - A method for controlling a single-affiliation serial advanced technology attachment (SATA) driver of an active-active redundant array of independent disks (RAID) and a system thereof are described. The method includes a first control device assembly traversing a local access path for determining whether the local access path is capable of being connected to an SATA device; if the local access path is damaged, the first control device assembly being connected to a second lock module; determining whether a first lock module or the second lock module obtains an access authority to the SATA device according to a time-sharing mechanism; and when the first lock module obtains the access authority, a first RAID controller being connected to the second control device assembly and accessing the SATA device by a remote access path lock module. | 05-23-2013 |
Yanyan Zhang, Tianjin CN
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20140284092 | SPLIT PAD FOR CIRCUIT BOARD - An electronic device such as a circuit board has a contact pad for connection to a contact of a component, and a pad portion interconnection. The contact pad has physically separate pad portions. The pad portion interconnection electrically connects the pad portions of the contact pad, independently of any mounted connection on the pad portions. Providing multiple pad portions for a single contact pad allows the contact pad to function even if one of the pad portions is damaged such as by peeling off. An example application is an EMC (Electromagnetic Compatibility) and/or ESD (Electro-Static Discharge) test circuit board. | 09-25-2014 |
Yingying Zhang, Tianjin CN
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20120157517 | PHARMACEUTICAL SOLUTION OF TAXANES COMPRISING PH REGULATOR AND PREPARATION METHOD THEREOF - A pharmaceutical solution of taxanes, its preparation method, a composition comprising said solution and its pharmaceutical combination package are disclosed. Said pharmaceutical solution comprises taxanes, a pH regulator and a solvent, wherein the pH regulator is a water-soluble acid. | 06-21-2012 |
Zhiquan Zhang, Tianjin CN
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20090218036 | DEVICE AND METHOD FOR FORMING TIRES - Provided is a device for forming a special giant all-steel radial OTR tire in a continuous process, the device comprising a first base guide rail, a second base guide rail, a headstock, a main building drum, a belt housing, a belt drum and an overhead rail. The first base guide rail and the second base guide rail are parallel to each other. The overhead rail comprising a first traveling unit and a second traveling unit are disposed above the first base guide rail and the second base guide rail. A method for forming a special giant all-steel radial OTR tire in a continuous process is also provided. | 09-03-2009 |
20090272834 | 3-DIMENSIONAL STRIP WINDING SYSTEM FOR SPECIAL GIANT ALL-STEEL RADIAL OTR TIRE - 3-D Strip Winding System for a special giant all-steel radial OTR tire comprising: a movable base plate, a pivoting device, a support, a winding and applying device, and a bracket. The pivoting device comprises a spin orbit of an external gear ring, a positioning and rotating inner race, a support plate, a servo motor, and a drive gear. The spin orbit of an external gear ring is fixed on the plane of movable base plate. The positioning and rotating inner race is flexibly attached inside the spin orbit of an external gear ring. One end of the support plate is fixed to the positioning and rotating inner race. The servo motor is fixedly disposed on the support plate, the output end of which is connected with the drive gear after passing through the support plate. The drive gear is engaged with the outer edge of the spin orbit of the external gear ring. | 11-05-2009 |
20110097435 | HYDRAULIC LOCKING MECHANISM FOR MULTIPLE EXTRUSION HEAD OF AN EXTRUDER - A hydraulic locking mechanism for multiple extrusion heads of an extruder, has two Y-shaped clamping arms, six wedges, six pushing bars, six oil cylinder brackets, six oil cylinders, and six locking holes. A pair of locking holes is formed on both sides of an upper portion and a lower portion of the barrel and the extrusion head thereof, respectively. The wedge is disposed on inner wall of the locking hole, and a locking hole thereof has a sectional area gradually decreasing from the outside to the inside. The clamping arms are disposed on both sides of the barrel and the extrusion head via fastening devices. A through hole for the pushing bar is disposed on a branch of each of the clamping arm and corresponds to six locking holes. A piston rod of the oil cylinder is connected to a rear end of the pushing bar, the six oil cylinders and the six pushing bars are respectively fixed on six branches of the two clamping arms via six brackets of an oil cylinder. The pushing bar is capable of moving along the through hole for the pushing bar as being driven by the oil cylinder, and a front end thereof is inserted in the locking hole and penetrably disposed in the through hole for the pushing bar. A slant is formed on the outer side on a front end of the pushing bar. | 04-28-2011 |
Zhong Zhang, Tianjin CN
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20100236526 | Common rail electronic control injector - The present invention relates to a common rail electronic control injector, which belongs to the electronic control fuel injection system technology. The injector includes an oil inlet joint, an oil inlet located at outside the oil inlet joint, an electromagnet device, a nozzle body, a needle valve, a valve seat and spray holes, wherein the electromagnet device includes a static core, an armature and a coil, wherein a working gap between the static core and the armature is H, the armature is moveably connected with the needle valve along an axial direction. The present invention further includes a compression spring applying a force to the needle valve, a force mechanism applying a force to the armature, and a block mechanism providing an axial anti-thrust while the armature is reset. The present invention has advantages of lower manufacturing cost, better reliability and smaller driving energy. | 09-23-2010 |
20100236527 | Electronic control common rail DME injection system - A common rail electronic control injection system which uses a DME or a low-viscosity fuel similar with DME to inject into a combustion engine, includes a fuel container, a common rail tube, a high-pressure tube, an electronic control injector, an electronic control unit, a high-pressure pump, a working medium case, a reversing component, and a pressure convertor, wherein the pressure convertor includes at least two working components, each working component is divided into a fuel chamber and a working medium chamber by an dividing element, the dividing element can freely deform or move between the fuel chamber and the working medium chamber by pressure effect. The invention avoids the sealing and abrasion problem in the plunger matching portions which is caused by the low-viscosity fuel so as to greatly improve the lifetime and reliability of system. | 09-23-2010 |
20140341791 | HYDROTHERMAL OXIDATION METHOD FOR PRODUCTION OF ALKALI METAL DICHROMATE FROM CARBON FERROCHROME - The present invention provides a hydrothermal oxidation method for producing alkali metal dichromate from carbon ferrochrome, and the method comprises the following steps: formulating an initial reaction liquid by mixing carbon ferrochrome, an alkaline substance and water, in which the actual addition amount of the alkali is controlled smaller than the theoretically required amount; adding the initial reaction liquid into a reaction kettle, charging an oxidizing gas into the reaction kettle, and allowing the reaction to proceed for 0.5 to 3 h at a temperature of 150° C. to 370° C. and a pressure of 2 Mpa to 24 MPa; carrying out solid-liquid separation, cooling the resultant filtrate to a temperature of −12° C. to −20° C. to precipitate crystals, and carrying out separation by centrifuge to obtain alkali metal dichromate solution; adding CrO | 11-20-2014 |