Zhao, Tianjin
Angela Zhao, 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 |
Chunming Zhao, Tianjin CN
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20100071897 | METHOD FOR OPTIMIZING WELL PRODUCTION IN RESERVOIRS HAVING FLOW BARRIERS - Computer-implemented systems and methods are provided for optimizing hydrocarbon recovery from subsurface formations, including subsurface formations having bottom water or edgewater. A system and method can be configured to receive data indicative of by-pass oil areas in the subsurface formation from reservoir simulation, identify flow barriers in the subsurface formation based on the by-pass oil areas identified by the reservoir simulation, and predict the lateral extension of the identified flow barriers in the subsurface formation. Infill horizontal wells can be placed at areas of the subsurface formation relative to the flow barriers such that production from a horizontal well in the subsurface formation optimizes hydrocarbon recovery. | 03-25-2010 |
Guilong Zhao, Tianjin CN
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20110281922 | AMIDE THIAZOLE DERIVATIVE, PREPARATION METHOD AND USES THEREOF - The present invention relates to the field of drugs associated with treating diabetes. Particularly, the present invention relates to a dipeptidyl peptidase-IV inhibitor having the structure shown by formula (I), which contains amide thiazole structure and has an effect on treating diabetes, and a preparation method and a pharmaceutical composition containing it, as well as use thereof in manufacture of the drugs for treating the diabetes, | 11-17-2011 |
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 |
Jiangyu Zhao, Tianjin CN
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20090264619 | METAL-CATALYZED COPOLYMERIZATION OF IMINES AND CARBON MONOXIDE AS A ROUTE TO SYNTHESIZE POLYPEPTIDES - Polypeptides of formula (I): | 10-22-2009 |
Jiaxin Zhao, Tianjin CN
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20150318807 | DIRECT TORQUE CONTROL METHOD FOR INHIBITING TORQUE RIPPLES - The present invention relates to a direct torque control method for inhibiting torque ripples, mainly comprising the following steps: establishing an MC voltage vector switching table visually displaying degrees of change in torque and flux, and, proposing, on the basis of the MC voltage vector switching table visually displaying the degrees of change in torque and flux, an MC-DTC mark-to-space ratio computing policy for torque quantification control. The MC-DTC mark-to-space ratio computing policy allows for inhibition of torque ripples of a PMSM speed control system and for a constant switching frequency, uses the MC voltage vector switching table visually displaying the degrees of change in torque and flux, has a simple algorithm, does not reply on motor parameters, and obviates the need for rotational coordinate transformation. | 11-05-2015 |
Jingqi Zhao, Tianjin CN
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20130148303 | ADHESIVE, THERMALLY CONDUCTIVE, ELECTRICAL INSULATORS - According to various aspects, exemplary embodiments are disclosed of adhesive, thermally conductive electrically insulators. In an exemplary embodiment, a thermally conductive, electrically insulating material includes 4 to 40 parts by weight of a macromolecular matrix material; 1 to 20 parts by weight of an adhesive additive; and 40 to 85 parts by weight of thermally conductive electrically insulating particles. The adhesive additive includes a reactive group that is the same as or similar to at least one curable active group in the macromolecular matrix material. | 06-13-2013 |
Keming Zhao, Tianjin CN
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20100088029 | Systems and methods for connecting and operating portable GPS enabled devices in automobiles - An electronic device that is operable to provide navigation information to a user by utilizing the navigation system of a separate mobile device, such as a GPS-enabled mobile phone. The electronic device includes a communication interface for communicating navigation data between the mobile device and the electronic device. The electronic device also includes a display for displaying the navigation data received from the mobile device. The display of the electronic device may be larger than the display of the mobile device, such that a driver of an automobile may use the electronic device to provide a more desirable viewing experience. Further, the electronic device may include a user interface, such as a touch screen, that allows a user to access and control the navigation functions of the mobile device. The electronic device may also be operable to communicate with other portable electronic devices. | 04-08-2010 |
Libin Zhao, Tianjin CN
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20130196005 | USE OF SALVIA MILTIORRHIZA COMPOSITION IN PREPARING DRUGS FOR SECONDARY PREVENTION OF CORONARY HEART DISEASE - Provided is the use of a | 08-01-2013 |
Li-Guo Zhao, Tianjin CN
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20080290487 | LEAD FRAME FOR SEMICONDUCTOR DEVICE - A lead frame for a semiconductor device includes at least one row of contact terminals and a die pad for receiving an integrated circuit die. An isolation material is located between the contact terminals and the die pad. The isolation material electrically isolates adjacent lead fingers from each other and from the die pad. The isolation material also holds the lead fingers in place during a wire bonding operation and thus the bottom of the lead frame does not have to be taped during the assembly process, which saves taping and detaping steps from being performed. The isolation material also prevents resin bleed problems that sometimes occur when using tape. If a sawing step is performed, the saw need only cut through the isolation material instead of a metal, and thus saw blade life is improved. | 11-27-2008 |
Na Zhao, Tianjin CN
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20080305189 | TREATMENT OF ASPIRIN RESISTANCE WITH RADIX SALVIAE MILTIORRHIZAE, ITS EXTRACT AND COMPOSITION - The present invention relates to the treatment of aspirin resistant cardio-cerebrovascular diseases using RSM (RSM), its extract and composition comprising any or both of them, especially the formulation Dan Shen Drop Pills (Drop Pills of RSM). | 12-11-2008 |
Naxia Zhao, Tianjin CN
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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 |
Qi Zhao, Tianjin CN
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20080201614 | Peripheral component interconnect bus test system and method therefor - A peripheral component interconnect (PCI) bus test system and method therefor, that is applied in a PCI test card. The PCI test card includes a static random-access-memory (SRAM). In the method, the data transaction of the PCI bus signal is disintegrated into a separate data operation, while eliminating the waveform interfering transaction. Through comparing the waveform of the data operation as separated from a PCI bus signal with the standard PCI bus waveform, the quality of the PCI bus signals can be precisely analyzed, thus realizing the hardware test of PCI bus. | 08-21-2008 |
Ruwen Zhao, Tianjin CN
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20130015037 | DUAL-FLOW-BAFFLE COMPOUND GASOLINE FRACTIONATOR OF ETHYLENE UNITAANM Zhao; RuwenAACI TianjinAACO CNAAGP Zhao; Ruwen Tianjin CN - The invention discloses a dual-flaw-baffle compound gasoline fractionator of ethylene unit, a quench oil circulation section is provided with micro baffles which are arranged in parallel in the vertical direction at intervals, a vertex angle of the micro baffle ranges from 90 to 139 degrees, symmetrical bevel edges at two sides of the vertex angle of the micro baffle are provided with symmetrical vertical hems, a medium oil circulation section is provided with dual-flow trays which are arranged in the vertical direction and have meshes with the diameter ranging from Φ18 to 24 mm, a diesel oil separation section is provided with dual-flow trays which are arranged in the vertical direction and have meshes with the diameter ranging from Φ13 to 24 mm, and a gasoline separation section is provided with dual-flow trays which are arranged in the vertical direction and have meshes with the diameter ranging from Φ13 to 18 mm. The gasoline fractionator overcomes the frequent problem of polymer plugging in current plate-type fractionator, and has the prominent advantages of strong impact vibration resistance, reduced pressure of entire tower, high ethylene yield, outstanding energy-saving effect and being capable of ensuring long-term stable operation of this tower. | 01-17-2013 |
Ru Wen Zhao, Tianjin CN
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20130019556 | SPACE TRUSS SUPPORT DEVICE IN LARGE-SCALE TOWER - The invention discloses a space truss support device in a large-scale tower, the large-scale tower is provided with a foundation beam therein, pillars are distributed on the surface of the foundation beam at intervals, both layering and horizontal support of X-direction cross beams and Y-direction cross beams are realized between the pillars and between the pillars on the periphery and a tower body, and the X-direction cross beams and the Y-direction cross beams of all layers horizontally support functional members inside the tower respectively. The device consisting of the foundation beam, the pillars, the X-direction cross beams and the Y-direction cross beams has the characteristics of large intensity, good rigidness and small flexibility, in particular, the multi-pillar structure of the device achieves the division of the existing large-span long cross beam into small-span short cross beams, thus high levelness of tower tray can be guaranteed. With strong resistance to the impact of high-speed variable gas load, the device can effectively avoid the vibration accident caused by the impact, and in particular, a baffle in the structure is a segmental short baffle so as to avoid resonant vibration owing to the impact and guarantee long-term stable operation of the tower. The invention has the prominent advantages of reducing the manufacturing and installation difficulty as well as the investment of tower support device. | 01-24-2013 |
Shufeng Zhao, Tianjin CN
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20110193207 | LEAD FRAME FOR SEMICONDUCTOR DIE - A lead frame for providing electrical interconnection to a semiconductor die has a generally rectangular flag area having first and second major surfaces and four sides. The flag area is sized and shaped to receive a semiconductor die on one of the first and second major surfaces. A first row of leads is located adjacent to a first one of the four sides of the flag area and a second row of leads is located adjacent to a second one of the four sides of the flag area, where the second one of the four sides is adjacent to the first one of the four sides. The remaining two sides do not have any adjacent leads. | 08-11-2011 |
20110248393 | LEAD FRAME FOR SEMICONDUCTOR DEVICE - A lead frame for reducing detrimental effects of burr formation includes a lead frame that has leads where a portion of a top surface is removed from a first lead and a portion of a bottom surface is removed from a second lead adjacent to the first lead to reduce spacing between leads while reducing the detrimental effects of burr formation, such as shorting and the like, caused during singulation of a semiconductor device manufactured with the lead frame. | 10-13-2011 |
20130049180 | QFN DEVICE AND LEAD FRAME THEREFOR - A lead frame for a quad flat no-lead (QFN) type semiconductor device package includes a die pad, a plurality of leads that surround the die pad. The outer edge of leads includes a channel that extends from a lower surface to an upper surface of the leads. A semiconductor die is attached to the die pad. An inner edge of each lead is electrically connected to a corresponding bonding pad on the semiconductor die. The assembly is covered with an encapsulation material except that the outer edge of each lead and the corresponding channel are exposed. The channel allows solder to flow up the outer edge of a lead when the QFN device is soldered to a substrate, which improves the ability to perform visual inspection of the solder-lead connection. | 02-28-2013 |
Tian-Qi Zhao, Tianjin CN
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20140257715 | Robust Power Flow Methodologies for Distribution Networks with Distributed Generators - A method predicts power flow in a distributed generation network of at least one distributed generator and at least one co-generator, where the network is defined by a plurality of network nonlinear equations. The method includes applying an iterative method to the plurality of network nonlinear equations to achieve a divergence from a power flow solution to the plurality of network nonlinear equations. The method also includes applying the iterative method to find a first solution to a plurality of simplified nonlinear equations homotopically related by parameterized power flow equations to the plurality of network nonlinear equations. The method further includes iteratively applying the iterative method to the parameterized power flow equations starting with the first solution to achieve the power flow solution to the plurality of network nonlinear equations. | 09-11-2014 |
Weiwei Zhao, Tianjin CN
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20150355192 | A NOVEL AFFINITY PEPTIDE LIBRARY OF IGG CONSTRUCTED BASED ON PROTEIN A AFFINITY MODEL AND THE APPLICATION OF THE DESIGN METHOD THEREOF - An affinity ligand peptide library of IgG constructed on the basis of Protein A affinity model and the application of a design method thereof According to the Molecular Mechanics—Poisson-Boltzmann surface area (MM/PBSA) method and on the basis of the known human IgG-Protein A complex structure, the hot spots of Protein A that have high affinity for human IgG are obtained analytically, and a Protein A simplified affinity model is built thereof. An affinity peptide library of IgG is constructed including heptapeptide and octapeptide structural modes. On the basis of the peptide structural modes, the types of inserted amino acids that ‘X’ residues represent are further identified using amino acid location method. Then, molecular docking and molecular dynamics simulation methods are used to screen the candidate peptides successively. Finally, the affinity peptide ligands that can effectively purify IgG are identified using affinity chromatography. | 12-10-2015 |
Xiaogang Zhao, Tianjin CN
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20140152362 | Duty Cycle Adjusting Circuit and Adjusting Method - The present invention relates to a square wave generator circuit, an integrated circuit, a DC/DC converter and an AC/DC converter. The square wave generator circuit comprises a first mirror current branch which is connected with ground via a first switching element and a first capacitor in parallel with the first switching element, wherein the first switching element is operable to be opened or closed periodically under control of a first clock signal so as to generate a first sawtooth wave signal at a non-grounded terminal of the first capacitor; a second mirror current branch which is connected with ground via a second switching element and a second capacitor in parallel with the second switching element, wherein the second switching element is operable to be opened or closed periodically under control of a second clock signal synchronous with the first clock signal so as to generate a second sawtooth wave signal at a non-grounded terminal of the second capacitor; and a comparator, one input terminal of which is connected to the non-grounded terminal of the first capacitor and the other input terminal of which is connected to the non-grounded terminal of the second capacitor, so that a square wave signal can be outputted at an output terminal of the comparator, wherein a duty cycle of the square wave signal depends on a ratio of a capacitance of the second capacitor to a capacitance of the first capacitor. | 06-05-2014 |
Xiaona Zhao, Tianjin CN
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20140080816 | TRICYCLIC QUINOLINE AND QUINOXALINE DERIVATIVES - The present invention relates to tricyclic quinoline and quinoxaline derivatives, to a pharmaceutical composition containing such compounds, to their use as modulators, especially agonists or partial agonists, of the 5-HT | 03-20-2014 |
Xihuan Zhao, 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 |
Xuan Zhao, Tianjin CN
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20120282671 | MULTI-ARM POLYETHYLENE GLYCOL DERIVATIVES, CONJUGATES AND GELS OF PHARMACEUTICALS AND THE SAME - A multi-arm polyethylene glycol (I) having different kinds of reactive groups and the uses thereof are disclosed, which is formed by polymerizing ethylene oxide with oligo-pentaerythritol as an initiator, wherein, PEG is same or different and is —(CH2CH2O)m-, the average value of m is an integer of 2-250; I is an integer of 1 or more. The method for producing the multi-arm polyethylene glycol having different kinds of reactive groups, the multi-arm polyethylene glycol active derivatives comprising linking groups X attached to PEG and terminal reactive groups F attached to X, the gels formed by the multi-arm polyethylene glycol active derivatives, the drug conjugates formed by the multi-arm polyethylene glycol active derivatives and drug molecules, and the uses thereof in preparing drugs are also disclosed. | 11-08-2012 |
20140135486 | MULTI-ARM POLYETHYLENE GLYCOL DERIVATIVES, CONJUGATES AND GELS OF PHARMACEUTICALS AND THE SAME - A multi-arm polyethylene glycol (I) having different kinds of reactive groups and the uses thereof are disclosed, which is formed by polymerizing ethylene oxide with oligo-pentaerythritol as an initiator, wherein, PEG is same or different and is —(CH2CH2O)m—, the average value of m is an integer of 2-250; l is an integer of 1 or more. The method for producing the multi-arm polyethylene glycol having different kinds of reactive groups, the multi-arm polyethylene glycol active derivatives comprising linking groups X attached to PEG and terminal reactive groups F attached to X, the gels formed by the multi-arm polyethylene glycol active derivatives, the drug conjugates formed by the multi-arm polyethylene glycol active derivatives and drug molecules, and the uses thereof in preparing drugs are also disclosed. | 05-15-2014 |
Xueman Zhao, 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 |
Yigui Zhao, Tianjin CN
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20130072521 | THIENOPYRIDINE ESTER DERIVATIVE CONTAINING CYANO GROUP, PREPARATION METHOD, USE AND COMPOSITION THEREOF - A compound with the structure of the formula (I) or a pharmaceutically acceptable salt, a preparation method and use thereof are disclosed in the present invention, wherein R is cyano group. The compound provided by the present invention has an antiplatelet aggregation activity and can be used in preparing a medicament for preventing or treating cardiac and cerebral vascular diseases such as coronary artery syndromes, myocardial infarction and myocardial ischemia which are caused by platelet aggregation. | 03-21-2013 |
Ying Zhao, 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 |
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 |
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 |
Yiqiang Zhao, Tianjin CN
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20150236741 | Radio frequency front-end based on high-intermediate frequency superheterodyne and zero intermediate frequency structure - The invention discloses a radio frequency front-end based on the high-intermediate frequency superheterodyne and zero intermediate frequency structure, which includes a transmitting module and a receiving module, wherein, the receiving module includes the following devices connected in turn with each other: a transceiving antenna, a low-pass filter, a superheterodyne unit, an IF band-pass filter, a zero-IF unit, a analog-to-digital converter and a digital baseband module of which the output is communicated with the transmitting module. The zero-IF unit includes the following devices which are also connected in turn with each other: a zero-IF mixer, an active low-pass filter and a variable gain operational amplifier of which the output is communicated with the input of the ADC; the inputs of the zero-IF mixer are communicated with the output of the IF band-pass filter and the second LO respectively. The present invention avoids the image interference, improves the system integration and decreases the system consumption. | 08-20-2015 |
Yujun Zhao, Tianjin CN
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20130123550 | COPPER HYDROGENATION CATALYST, ESPECIALLY FOR CONVERTING OXALATE TO ETHYLENE GLYCOL, METHOD OF PREPARING THE CATALYST AND APPLICATIONS THEREOF - A copper catalyst for producing ethylene glycol by hydrogenation of an oxalate. The catalyst includes a carrier, an additive, and an active component. The carrier is ceramic or metallic honeycomb. The additive is Al, Si, Ba, Ca, Ti, Zr, Fe, Zn, Mn, V, La, Ce, an oxide thereof, or a mixture thereof. The active component is copper, and the active component and the additive are coated on the carrier to form a coating layer. The additive accounts for 5-90 wt. % of the carrier, the active component accounts for 1-40 wt. % of the carrier, and the copper accounts for 5-50 wt. % of the coating layer. | 05-16-2013 |
20130150617 | MONOLITHIC STRUCTURED CATALYST FOR CARBON MONOXIDE GASE-PHASE COUPLING TO DIALKYL OXALATE & PREPARATION METHOD AND APPLICATION THEREOF - Provided is a monolithic catalyst for synthesizing an oxalate by carbon monoxide (CO) gaseous-phase coupling, a preparation method and the use thereof. In the catalyst, a ceramic honeycomb or a metal honeycomb was used as skeletal carrier, metal oxides were used as a carrier coating, precious metals Pt, Pd, Ir, Rh were used as active ingredients, as well as Fe, Co, Ni were used as additives, wherein the carrier coating accounts for 5 to 50 wt % of the honeycomb carrier the active ingredients of the catalyst account for 0.1 to 5 wt. % of the carrier coating; the additives of the catalyst account for 0.3 to 10 wt. % of the carrier coating; and the atomic ratio of the active ingredients to the additives was 0.1 to 3. the reaction for synthesizing the oxalate was carried out in a fixed bed reactor, wherein, N2 was used as a carrier gas. The volume ratio of N2:CO: Alkyl nitrite was 20-80:5-60:10-40, and the retention time was 0.5-10 s. | 06-13-2013 |
20130261350 | CATALYST FOR HYDROGENATION OF OXALIC ESTER TO ETHANOL, METHOD OF PREPARING THE CATALYST, AND METHOD OF USING THE SAME - A catalyst including: a support, the support including a mixture of SiO | 10-03-2013 |
Yunwu Zhao, Tianjin CN
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20150160718 | MEMORY CIRCUIT WITH POWER STATUS SENSOR - Power control circuitry for a data processor supplies a memory array with a supply voltage corresponding to a memory performance level. The performance levels include a full performance level and a power-saving performance level. Voltage sensing circuitry senses a voltage level of the memory array and outputs a power status signal. The power status signal is used to determine when the memory array is awake and can be accessed. | 06-11-2015 |
Yuxia Zhao, 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 |
Zhi Fang Zhao, Tianjin CN
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20120074652 | Delayed Curing Rubber Composition and Method - A nitrile rubber based sealant system including seals a made from a unique delayed curing nitrite rubber composition. The composition has excellent storage ability in dry form which can be cured (vulcanized) as needed under and with the aid of varying field conditions. The seals provide superior leak seal suitable for sealing leaks in pipes, fittings, flanges and other structures and are made by heating delayed self curing nitrile rubber formulation comprised of a critically selected combination of components including specially preconditioned nitrile rubber, sulfur, accelerants, activators, fillers, plasticizers, flame retardant, antidegradant, metallic filaments and optionally, nanophase rare earth material. The invention is also a method of sealing leaking pipes, fittings and structures in which the composition is injected (extruded) into heated molds, where it is vulcanized (cured) without further additives, to form a hard, strong, durable chemical resistant seal that can be used to seal leaking pipes and structures without interruptions of flow or shut down of operations. The formulation has the advantage of wide temperature adaptability, wide medium resistance, injection manufacturability with excellent filling quality and sealing ability. | 03-29-2012 |
20120090719 | System and Method of Sealing Process Leaks - A system and method of sealing leaks in process piping and equipment without process shutdown by providing a clamp having a cavity surrounding a leaking structure, sealant equipment comprising an injection gun to inject a sealant into the clamp cavity, means for pressuring moldable sealant from the gun into the clamp cavity in a staged manner beginning at a point away from the leak site. The preferred sealant comprises a moldable nitrile rubber delayed curing (vulcanizing) formulation or composition molded into shapes for insertion into an injection gun. | 04-19-2012 |
Zhuanyou Zhao, Tianjin CN
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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 |