Patent application number | Description | Published |
20080237095 | SUPERIMPOSED MOTION DRIVE - A vibratory separator including a frame, a screen configured to connect to the frame, a first actuator coupled to the frame, and a second actuator coupled to the frame, wherein the first actuator imparts a high frequency motion to the frame, and wherein the second actuator imparts a low frequency acceleratory motion to the frame is disclosed. Also, a method for processing drilling waste including imparting a low frequency acceleratory motion to a frame of a vibratory separator and imparting a high frequency motion over the low frequency acceleratory motion is also disclosed. | 10-02-2008 |
20100236995 | SCREEN CLAMP - A screen clamp ( | 09-23-2010 |
20100237024 | FLUID DISTRIBUTION FOR A SHAKER - A shaker for separating solids from a drilling fluid includes a top screening deck ( | 09-23-2010 |
20100270215 | VIBRATORY SEPARATOR SCREEN ATTACHMENT - A vibratory separator including a screen frame and a screen attachment. The screen attachment including at least one vertically disposed latch on the screen frame, at least one vertically disposed catch on the screen frame, and at least one bearing surface proximate the at least one vertically disposed catch. Additionally, a method of securing adjacent screens including inserting a vertically disposed latch of a first screen into a catch of a second screen, wherein the inserting includes contacting the latch of the first screen with a bearing surface of the second screen adjacent the catch of the second screen. The method further includes forming a planar alignment of the first screen to the second screen. | 10-28-2010 |
20100307962 | PREFERENTIAL BOW ON COMPOSITE SCREENS - Abstract: A shaker screen for attachment to a bed of a shaker includes a screen frame having at least one mesh screen attached to the top side of the screen frame, wherein the screen frame is preferentially bowed prior to attaching the mesh screen to the screen frame. | 12-09-2010 |
20110005742 | FLUID DISTRIBUTION SYSTEM - A fluid distribution apparatus including a housing configured to receive a drilling material and direct the drilling material onto a separatory surface; and a damper coupled to the housing and configured to distribute a flow of the drilling material onto the separatory surface is disclosed. | 01-13-2011 |
20110084004 | INDEPENDENT DECK ADJUSTMENT - A vibratory separator including a separator deck including a hinge point, and a positive displacement mechanism coupled to the separator deck and configured to displace the separator deck to an angle of inclination is disclosed. A method of separating solids form a slurry, the method including pumping a slurry onto a separator deck, vibrating the separator deck, and displacing an end of the separator deck in an upwards or downwards direction with a positive displacement mechanism to a selected angle of inclination is also disclosed. | 04-14-2011 |
20110114542 | VIBRATORY SEPARATOR MOTION - A vibratory separator ( | 05-19-2011 |
20110139688 | PERIPHERAL SEALING SYSTEM FOR PRE-TENSIONED SCREENS - A method of forming a shaker screen includes forming a frame, and attaching a first sealing element to at least one side of an outer perimeter of the frame, wherein the attaching comprises aligning a first mating surface of the frame to a second mating surface of the first sealing element, and wherein the first mating surface of the frame includes an extension, and the second mating surface of the first sealing element includes a groove configured to align with the extension. A system of sealing shaker screens includes a first screen and a second screen disposed adjacent the first screen, wherein a first sealing element of a first frame and a portion of the second screen interact to provide a seal between the first screen and the second screen. | 06-16-2011 |
20110186485 | MOLDED END CAP FOR OILFIELD SCREENS - A filter screen to be used in conjunction with a shale shaker in removing solid matter from drilling fluids includes a filter plate having a plurality of perforations, a plurality of hold-down apertures, and a pair of end caps attached to the filter plate, wherein each end cap is configured to isolate the hold down apertures from the plurality of perforations. | 08-04-2011 |
20110240531 | MAGNETIC SCREEN CLAMPING - A magnetic clamping system for a shale shaker including at least one screen having at least two side ends extending between a first side and a second side and at least one attachment surface. The system further includes at least one mating surface of the shale shaker configured to receive the at least one screen, and at least one magnet disposed between the at least one screen and the shale shaker, wherein the at least one magnet is configured to magnetically couple the at least one screen directly to the shale shaker. Additionally, the system includes at least one decoupling apparatus, the decoupling apparatus having a handle disposed proximate a perimeter of a shale shaker, and at least one shaft that extends horizontally between the handle and one of the at least one magnet, wherein the handle is rotatable to reverse the polarity of the magnet. | 10-06-2011 |
20110297373 | WELLBORE STRENGTHENING MATERIAL RECOVERY - A wellbore strengthening material collection system including a vibratory separator having a top deck, a middle deck, and a bottom deck, and also including a collection trough coupled to at least one of the decks and configured to receive wellbore strengthening materials from the at least one of the decks. Additionally, a collection trough including a body having an inlet and an outlet, an angled surface disposed within the body and at least on extension surface extending form the body and configured to secure the collection trough to a vibratory separator. | 12-08-2011 |
20130220945 | FEEDER WITH SCREEN FOR SHAKER - Embodiments disclosed herein relate to a fluid distribution apparatus. The fluid distribution apparatus has a housing including an inlet configured to receive a drilling material, a first outlet configured to direct a first portion of the drilling material onto a first separatory surface, and a second outlet configured to direct a second portion of the drilling material onto a second separatory surface. The fluid distribution apparatus further includes a screen disposed within the housing and configured to separate solids from the second portion of the drilling material directed through the second outlet onto the second separatory surface. | 08-29-2013 |
20130228532 | SHAKER AND DEGASSER COMBINATION - A system for separating components from a slurry of drilling fluid and drill cuttings on a shaker screen having an upper side and a lower side within a shaker. The system also has a pressure differential generator to pull an effective volume of air through a section of the shaker screen to enhance the flow of drilling fluid through the section of the shaker screen and the separation of drilling fluid from drill cuttings and further maintain an effective flow of drill cuttings off the shaker. A method of separating components of a slurry of drilling fluids and solids has the steps of delivering the slurry to a shaker, flowing the slurry over a first screen and applying an effective amount of vacuum to a first portion of the first screen to remove the drilling fluids from the slurry without stalling the solids on the first screen. | 09-05-2013 |
20140083913 | METHOD OF MAKING A SHAKER SCREEN - A shaker screen for attachment to a bed of a shaker includes a screen frame having at least one mesh screen attached to the top side of the screen frame, wherein the screen frame is preferentially bowed prior to attaching the mesh screen to the screen frame. | 03-27-2014 |
20140339178 | SHAKER AND DEGASSER COMBINATION - A system for separating components from a slurry of drilling fluid and drill cuttings on a shaker screen having an upper side and a lower side within a shaker. The system also has a pressure differential generator to pull an effective volume of air through a section of the shaker screen to enhance the flow of drilling fluid through the section of the shaker screen and the separation of drilling fluid from drill cuttings and further maintain an effective flow of drill cuttings off the shaker. A method of separating components of a slurry of drilling fluids and solids has the steps of delivering the slurry to a shaker, flowing the slurry over a first screen and applying an effective amount of vacuum to a first portion of the first screen to remove the drilling fluids from the slurry without stalling the solids on the first screen. | 11-20-2014 |
Patent application number | Description | Published |
20080255713 | Dynamic Adjustment of Wing Surfaces for Variable Camber - The movable surfaces affecting the camber of a wing are dynamically adjusted to optimize wing camber for optimum lift/drag ratios under changing conditions during a given flight phase. In a preferred embodiment, an add-on dynamic adjustment control module provides command signals for optimum positioning of trailing edge movable surfaces, i.e., inboard flaps, outboard flaps, ailerons, and flaperons, which are used in place of the predetermined positions of the standard flight control system. The dynamic adjustment control module utilizes inputs of changing aircraft conditions such as altitude, Mach number, weight, center of gravity, vertical speed and flight phase. The dynamic adjustment control module's commands for repositioning the movable surfaces of the wing are transmitted through the standard flight control system to actuators for moving the flight control surfaces. | 10-16-2008 |
20100152926 | DYNAMIC ADJUSTMENT OF WING SURFACES FOR VARIABLE CAMBER - The movable surfaces affecting the camber of a wing are dynamically adjusted to optimize wing camber for optimum lift/drag ratios under changing conditions during a given flight phase. In a preferred embodiment, an add-on dynamic adjustment control module provides command signals for optimum positioning of trailing edge movable surfaces, i.e., inboard flaps, outboard flaps, ailerons, and flaperons, which are used in place of the predetermined positions of the standard flight control system. The dynamic adjustment control module utilizes inputs of changing aircraft conditions such as altitude, Mach number, weight, center of gravity (CG), vertical speed and flight phase. The dynamic adjustment control module's commands for repositioning the movable surfaces of the wing are transmitted through the standard flight control system to actuators for moving the flight control surfaces. | 06-17-2010 |
Patent application number | Description | Published |
20100131856 | Personalized, Online, Scientific Interface - An Internet-based personalized, online, scientific interface is described, operating from at least a proprietary web server connected to the Internet for sending display images produced at the web server from any software application to a client web browser. The interface is personalized and includes, in addition to providing a gateway to different information databases, a search function, an archiving function, a specific bookmark function, an access to uploaded abstracts, and a personalized area. The interface includes a tool for upload, creation, venue presentation, and highly interactive web delivery presentation of a scientific paper or a poster by an author, linked with an internal tool for reviewing, accepting, and grading submitted abstracts for review. Within the personalized page, the interface includes a management tool for all abstracts uploaded to the interface, a follow-up tool and a system for managing the academic currency associated with the uploaded presentations including the capacity to produce feedback report associated with comments and viewing statistics. A digital presentation system allows attendees to comment on specific slides of presentations, have live or deferred communications with the presenter, rate the presentation, and even archive part or all of the presentation in the interface for later retrieval. | 05-27-2010 |
20140205988 | SYSTEM, SOFTWARE AND ASSOCIATED METHOD OF USE THEREOF FOR THE TRANSFER OF INFORMATION BETWEEN A MODERATOR ADN RECIPIENTS - The present invention relates to a web-based computer system, a web-based computer software, and a method of use thereof for the transfer of information between a moderator and a plurality of recipients either in a face-to-face environment or in a remote environment, and more specifically the use of a moderator station, a projector display, and a plurality of user web-enabled devices connected to a network in a group and team competitive environment. | 07-24-2014 |
Patent application number | Description | Published |
20110099207 | DISTRIBUTED DATA STORAGE AND RETRIEVAL METHOD AND SYSTEM - A data storage and retrieval method and system. The method includes defining, by a computing system, a meta-object, a schema based structured definition for the meta-object, and a taxonomy with configuration data. The computing system creates content associated with the taxonomy and associates topics of the content with a logical storage room representations. Reference coordinates associated with the logical storage room representations are associated with the taxonomy. The computing system generates updated configuration data comprising the reference coordinates and a uniform resource identifier associated with the content is generated. The computing system generates an account associated with the meta-object for a user. Metering charges for usage of the account and a report associated with the account and usage are generated. | 04-28-2011 |
20110131339 | DATA ACCESS CONTROL METHOD AND SYSTEM - A data access control method and system. The method includes receiving by a computer processor from a requestor, a request for access to data. The computer processor extracts from the request, a requestor identification string associated with the requestor. The computer processor verifies a match for the requestor identification string, a service requestor identification string, a requestor software component operating process identification string, a requestor server identification string, a requestor hardware device network address and a requestor MAC address, and a requestor hardware device identification string against a plurality of registries. The computer processor generates an access point door associated with a specified logical storage room representation comprising the data. The computer processor enables access to the data via the access point door and the specified logical storage room representation. | 06-02-2011 |
20120203802 | CONTENT STORAGE MAPPING - A data storage method and system. The method includes defining, by a computing system, a meta-object, a schema based structured definition for the meta-object, and a taxonomy with configuration data. The computing system creates content associated with the taxonomy and associates topics of the content with a logical storage room representations. Reference coordinates associated with the logical storage room representations are associated with the taxonomy. The computing system generates updated configuration data that includes the reference coordinates and a uniform resource identifier associated with the content is generated. The computing system generates an account associated with the meta-object for a user. Metering charges for usage of the account and a report associated with the account and usage are generated. | 08-09-2012 |
20130332494 | CONTENT STORAGE MAPPING - A data storage method and system. The method includes defining, by a computing system, a meta-object, a schema based structured definition for the meta-object, and a taxonomy with configuration data. The computing system creates content associated with the taxonomy and associates topics of the content with a logical storage room representations. Reference coordinates associated with the logical storage room representations are associated with the taxonomy. The computing system generates updated configuration data that includes the reference coordinates and a uniform resource identifier associated with the content is generated. The computing system generates an account associated with the meta-object for a user. Metering charges for usage of the account and a report associated with the account and usage are generated. | 12-12-2013 |
20140324909 | CONTENT STORAGE MAPPING - A data storage method and system. The method includes defining, by a computing system, a meta-object, a schema based structured definition for the meta-object, and a taxonomy with configuration data. The computing system creates content associated with the taxonomy and associates topics of the content with a logical storage room representations. Reference coordinates associated with the logical storage room representations are associated with the taxonomy. The computing system generates updated configuration data that includes the reference coordinates and a uniform resource identifier associated with the content is generated. The computing system generates an account associated with the meta-object for a user. Metering charges for usage of the account and a report associated with the account and usage are generated. | 10-30-2014 |
Patent application number | Description | Published |
20110145089 | REAL-TIME RIDE SHARE SYSTEM - A method of organizing the sharing of vehicle trips includes receiving a ride request from one or more riders, wherein the ride request includes a rider location and a rider destination, identifying a beginning waypoint and an ending waypoint for vehicle travel, determining a vehicle route based on the beginning and ending waypoints, choosing a rider whose rider location or rider destination is geographically closest to the determined vehicle route, presenting the rider location and rider destination of the chosen rider to the driver, and if the driver accepts, sending a notification to the chosen rider alerting the chosen rider of the acceptance. | 06-16-2011 |
20110288737 | ROUTE-BASED PROPULSION MODE CONTROL FOR MULTIMODAL VEHICLES - A method and system of operating a multimodal vehicle includes determining a vehicle route between a starting point and an ending point, establishing one or more waypoints along the determined vehicle route based on one or more factors such as topography or road classification, and changing the propulsion mode of the vehicle at each of the established waypoints. This can be used, for example, to help optimize the use of different propulsion modes such as gasoline and battery power to thereby increase energy utilization efficiency. | 11-24-2011 |
20110291823 | METHOD OF UNAUTHORIZED VEHICLE MOVEMENT DETECTION - A system and method for detecting unauthorized vehicle movement that includes measuring a resting angle of a vehicle using a vehicle sensor; thereafter, detecting a change in the measured resting angle of the vehicle; determining that the detected change is not authorized; and sending an alert message based on the determination via a vehicle telematics unit. | 12-01-2011 |
20120028580 | AFTERMARKET TELEMATICS UNIT FOR USE WITH A VEHICLE - An aftermarket telematics unit for use with a vehicle includes, but is not limited to, a housing that is configured for mounting in an interior of a vehicle, a receiver mounted within the housing and configured to receive a first short range wireless signal at a first frequency, a fob component mounted within the housing and configured to transmit a second short range wireless signal at a second frequency, and a controller mounted within the housing and coupled to the wireless receiver and the fob component. The controller is configured to provide instructions to the fob component to transmit the second short range wireless signal when the wireless receiver receives the first short range wireless signal. | 02-02-2012 |
20120041640 | VEHICLE MIRROR AND TELEMATICS SYSTEM - Vehicle mirrors and telematics systems are provided. A vehicle mirror comprises a mirror housing and an accelerometer. The mirror housing is configured to be mounted within a vehicle. The accelerometer is disposed within the mirror housing, and is configured to measure an acceleration of the vehicle. A diagnostics device is configured to provide diagnostics information pertaining to the vehicle. A navigation device is configured to provide navigation information as to a position of the vehicle. A controller is coupled to the accelerometer, the diagnostics device, and the navigation device. The controller is configured to generate vehicle determinations using the acceleration, the diagnostics information, and the navigation information. A transmitter is coupled to the controller, and is configured to transmit determination information pertaining to the vehicle determinations. | 02-16-2012 |
Patent application number | Description | Published |
20080291457 | Optical Displacement Sensor - An optical displacement sensor for sensing an environmental stimulus is disclosed. The optical displacement sensor exhibits an optical design that has suppressed back reflection and improved alignment tolerance between its optical components. The sensor is based on an optically resonant cavity whose cavity length is affected by the environmental stimulus. An embodiment of the present invention utilizes a lens to redirect a first light signal toward an optically resonant cavity such that the light is incident on the cavity at a non-normal angle of incidence. | 11-27-2008 |
20090109423 | Dual Cavity Displacement Sensor - An optical displacement sensor is disclosed comprising a beam splitter having two optically coupled and mechanically coupled optically resonant cavities. The respective cavity lengths of the optically resonant cavities are functions of an environmental stimulus. By virtue of the optically coupled optically resonant cavities, the output of the beam splitter is less sensitive to input wavelength variation yet retains high sensitivity to the environmental stimulus. | 04-30-2009 |
20090109445 | Parallel Plate Arrangement and Method of Formation - A method for forming a structure comprising multiple parallel surfaces having a precise separation is disclosed. Precise separation and parallelism of the surfaces is achieved through the use of an adhesive mixture that comprises a plurality of spacers having a dimension substantially equal to the desired separation. | 04-30-2009 |
20090235740 | Gravity Gradient Sensor - A gravimeter for detecting a gravity difference between two points is disclosed. The gravimeter comprises an interferometric arrangement wherein the length of a reference arm is dependent upon the gravity local to a first accelerometer and the length of a sample arm is dependent upon the gravity local to a second accelerometer. A pair of photodetectors that operate in complimentary fashion provide electrical signals based on a first signal conveyed by the reference arm and a second signal conveyed by the sample arm. A change in the differential gravity between the two points induces equal and opposite changes to the magnitudes of the two electrical signals. | 09-24-2009 |
20090268211 | Optical Interferometric Sensor - Embodiments of environmental stimulus sensors comprising multiple sources and detectors for interrogating one or more optically resonant cavities that are responsive to one or more environmental stimuli are disclosed. Such sensors have, among other advantages, improved immunity to source and/or detector noise. | 10-29-2009 |
20110098950 | Infrasound Sensor - Embodiments of infrasound sensors comprising multiple matched-responsivity pressure sensors are presented. Infrasound sensors in accordance with the present invention have limited volume, which enables them to observe wind velocity at the same point that infrasound is monitored. The small size and matched-responsivities enable infrasound sensors in accordance with the present invention to obviate the need for complex and costly spatial filters that degrade the signal-to-noise ratio of prior-art infrasound sensors. | 04-28-2011 |
20120099114 | Optical Interferometric Sensor - Embodiments of environmental stimulus sensors comprising multiple sources and detectors for interrogating one or more optically resonant cavities that are responsive to one or more environmental stimuli are disclosed. Such sensors have, among other advantages, improved immunity to source and/or detector noise. | 04-26-2012 |
Patent application number | Description | Published |
20080230484 | PROCESS FOR TREATING SLUDGE AND MANUFACTURING BIOORGANICALLY-AUGMENTED HIGH NITROGEN-CONTAINING INORGANIC FERTILIZER - The invention describes a new method for treating sludge, which can result in the production of high nitrogen organically-augmented inorganic fertilizer that incorporates municipal sludges or biosolids or organic sludges that can compete with traditional fertilizers such as ammonium phosphate, ammonium sulfate and urea on the commodity fertilizer marketplace. The method takes advantage of the thixotropic property of dewatered biosolids or organic sludge to create a pumpable paste-like material from the biosolids or organic sludge that is then treated with an oxidizer to reduce odorant effects and an acid. This mix is then interacted with concentrated sulfuric and or phosphoric acids and an ammonia source or alternatively a hot or molten melt or salt of ammonium sulfate/phosphate to form a fertilizer mix. The present invention controls the heat, atmospheric pressure and retention time of the fertilizer mix in the reaction vessel. When a fertilizer melt is formed ammoniation is subsequently completed by the specific use of vaporized ammonia. The invention can also be an add-on to commercial production of ammonium salts. The fertilizer produced by the present invention contains more than 8 wt. % nitrogen and preferably 15 wt. % nitrogen. The invention is oriented to be tailored to the biosolids production for individual municipal waste treatment plants in order to keep the fertilizer manufacturing plants of the present invention small with a minimization of logistics and liability. | 09-25-2008 |
20110154873 | BIOORGANICALLY-AUGMENTED HIGH VALUE FERTILIZER - The invention is directed to processes for treating biosolids that result in high-value, nitrogen-containing, slow-release, organically-augmented inorganic fertilizer that are competitive with less valuable or more costly conventional commercially manufactured fertilizers. The process involves conditioning traditional waste-water biosolids and processing the conditioned biosolids continuously in a high throughput manufacturing facility. The exothermic design and closed loop control of the primary reaction vessel decreases significantly the amount of power necessary to run a manufacturing facility. The process utilizes green technologies to facilitate decreased waste and enhanced air quality standards over traditional processing plants. The fertilizer produced from recovered biosolid waste is safe and meets or exceeds the United States Environment Protection Agency (USEPA) Class A and Exceptional Quality standards and is not subject to restrictions or regulations. | 06-30-2011 |
20110265532 | Process for Treating Sludge and Manufacturing Bioorganically-Augmented High Nitrogen-Containing Inorganic Fertilizer - The invention describes a new method for treating sludge, which can result in the production of high nitrogen organically-augmented inorganic fertilizer that incorporates municipal sludges or biosolids or organic sludges that can compete with traditional fertilizers such as ammonium phosphate, ammonium sulfate and urea on the commodity fertilizer marketplace. The method takes advantage of the thixotropic property of dewatered biosolids or organic sludge to create a pumpable paste-like material from the biosolids or organic sludge that is then treated with an oxidizer to reduce odorant effects and an acid. This mix is then interacted with concentrated sulfuric and or phosphoric acids and an ammonia source or alternatively a hot or molten melt or salt of ammonium sulfate/phosphate to form a fertilizer mix. The present invention controls the heat, atmospheric pressure and retention time of the fertilizer mix in the reaction vessel. When a fertilizer melt is formed ammoniation is subsequently completed by the specific use of vaporized ammonia. The invention can also be an add-on to commercial production of ammonium salts. The fertilizer produced by the present invention contains more than 8 wt. % nitrogen and preferably 15 wt. % nitrogen. The invention is oriented to be tailored to the biosolids production for individual municipal waste treatment plants in order to keep the fertilizer manufacturing plants of the present invention small with a minimization of logistics and liability. | 11-03-2011 |
20120247164 | HIGH VALUE ORGANIC-ENHANCED INORGANIC FERTILIZERS - The invention is directed to manufacture of fertilizer having commercial levels of nitrogen supplemented with organic substances. The process treats organic matter with acid causing hydrolysis of organic polymers after which the mix is injected with nitrogen. The resultant sterilized and liquefied organic matter is disbursed over recycled material for the production of granules. Because the process allows for the controlled addition of acids and ammonia, desired levels of components can be achieved. The process is scalable, odor controlled and safe thereby allowing for the location of biosolid processing facilities in most any location. Further, the fertilizer of the invention provides a dual nitrogen-release profile when applied to crops. After application to soil, fertilizer of the invention releases an immediate bolus of nitrogen, similar to traditional ammonium sulfate, followed by continued slow release of nitrogen typically over a season. | 10-04-2012 |
20140137614 | Bioorganically-Augmented HighValue Fertilizer - The invention is directed to processes for treating biosolids that result in high-value, nitrogen-containing, slow-release, organically-augmented inorganic fertilizer that are competitive with less valuable or more costly conventional commercially manufactured fertilizers. The process involves conditioning traditional waste-water biosolids and processing the conditioned biosolids continuously in a high throughput manufacturing facility. The exothermic design and closed loop control of the primary reaction vessel decreases significantly the amount of power necessary to run a manufacturing facility. The process utilizes green technologies to facilitate decreased waste and enhanced air quality standards over traditional processing plants. The fertilizer produced from recovered biosolid waste is safe and meets or exceeds the United States Environment Protection Agency (USEPA) Class A and Exceptional Quality standards and is not subject to restrictions or regulations. | 05-22-2014 |
Patent application number | Description | Published |
20110166575 | SACROILIAC FUSION SYSTEM - An undercutting system for preparing a region between ilium and sacrum for sacroiliac fusion. The undercutting system includes an insertion apparatus and a cutting assembly. The cutting assembly is operably attached to the insertion apparatus. The cutting assembly is movable with respect to the insertion apparatus between a retracted configuration and an extended configuration. | 07-07-2011 |
20120323285 | BONE SCREW - A bone screw including a main body portion having a proximal end and a distal end. An external threaded surface and an internal threaded surface are formed on the main body portion. The external threaded surface intersects the internal threaded surface proximate a lower surface of the external threaded surface and a lower surface of the internal threaded surface. A plurality of bone growth apertures is defined on the surface of the main body portion where the external threaded surface and the internal threaded surface are not located. The bone growth apertures comprise between about 10 percent and about 60 percent of the surface of the main body portion. | 12-20-2012 |
20130030456 | SACROILIAC FUSION SYSTEM - An undercutting system for preparing a region between an ilium and a sacrum for sacroiliac fusion. The undercutting system includes a probe assembly and a cutting assembly. The probe assembly is operably mounted to the insertion apparatus. The probe assembly is moveable with respect to the insertion apparatus between a retracted configuration and an extended configuration. In the extended configuration at least a portion of the probe assembly extends laterally from the insertion apparatus. The cutting assembly is operably mounted with respect to the probe assembly and the insertion apparatus. The cutting assembly is movable with respect to the insertion apparatus between a retracted configuration and an extended configuration. In the extended configuration at least a portion of the cutting assembly extends laterally from the insertion apparatus. | 01-31-2013 |
20130197590 | SACROILIAC FUSION SYSTEM - An undercutting system for preparing a region between an ilium and a sacrum for sacroiliac fusion. The undercutting system includes an insertion apparatus, a probe assembly and a cutting assembly. The probe assembly is operably mounted to the insertion apparatus. The probe assembly is moveable with respect to the insertion apparatus between a retracted configuration and an extended configuration. In the extended configuration at least a portion of the probe assembly extends from the insertion apparatus. The cutting assembly is operably mounted with respect to the probe assembly and the insertion apparatus. The cutting assembly is movable with respect to the insertion apparatus between a retracted configuration and an extended configuration. In the extended configuration at least a portion of the cutting assembly extends from the insertion apparatus. | 08-01-2013 |
20130226181 | SACROILIAC FUSION SYSTEM - An undercutting system for preparing a region between ilium and sacrum for sacroiliac fusion. The undercutting system includes an insertion apparatus and a cutting assembly. The insertion apparatus has an elongate shaft and a rotatable handle. The cutting assembly is operably attached to the insertion apparatus. Rotation of the handle with respect to the shaft causes the cutting assembly to move with respect to the shaft between a retracted configuration and an extended configuration. When in the extended configuration, at least a portion of the cutting assembly extends laterally from the shaft. | 08-29-2013 |
20140088596 | METHOD OF REPAIRING SACROILIAC FUSION - A method of repairing a prior sacroiliac fusion that was not effective at stabilizing a sacroiliac joint. The prior sacroiliac fusion used a first fastening device that extended between an ilium and a sacrum. At least one aperture is formed that at least partially extends through at least one of an ilium and a sacrum. An undercutting system is inserted at least partially into the aperture and is used to cut tissue between the ilium and the sacrum. A second fastening device is inserted into the first aperture to retain the ilium in a stationary position with respect to the sacrum. | 03-27-2014 |
Patent application number | Description | Published |
20080277388 | In-Line Microwave Warming Apparatus - Microwave warming apparatus includes a housing defining a heating waveguide with a heating cavity. An integral internal electrically conductive ridge projects from one of the longitudinal waveguide walls and extends along the waveguide. A slot having opposite ends extends from the outside through the ridge into the heating cavity, the slot being adapted to receive a cartridge containing a tube so that the tube extends through the slot into the heating cavity. Electromagnetic energy is coupled into the heating waveguide to heat the contents of the tube. A transducer constituted by a first receiving waveguide inside the ridge is adjacent to the slot so that when a cartridge is received in the slot, the transducer can sense the thermal radiation emanating from a segment of the tube and produce a corresponding waveguide-generated signal. A radiometer in the housing is responsive to the waveguide-generated signal and produces a temperature indicating signal. | 11-13-2008 |
20080277389 | IN-LINE MICROWAVE WARMING APPARATUS - Microwave warming apparatus includes a housing defining a heating waveguide with a longitudinal ridge and a heating cavity. A slot extends through the ridge into the heating cavity for receiving a cartridge containing a looped tube so that the tube extends into the heating cavity where the tube contents are heated by energy coupled into the waveguide. Receiving waveguides adjacent to the slot sense the thermal radiation emanating from the tube and deliver corresponding signals to a radiometer which produces a temperature indication. The cartridge includes a support member which maintains the shape of the tube loop. A pair of notches in the support member have walls enabling the notches to complete the receiving waveguides in the housing. | 11-13-2008 |
20090012417 | Dual Mode Intracranial Temperature Detector - Apparatus for detecting thermal radiation emanating from two different intracranial depths in a patient includes a dual-mode transducer having a working surface for placement against a patient's cranium. The transducer includes a first antenna with an aperture adjacent the working surface that first antenna being tuned to a first frequency and producing a first output signal indicative of thermal radiation received within an antenna pattern extending a selected first distance from the working surface and a second antenna having a second aperture adjacent to the working surface within the first aperture The second antenna is tuned to a second frequency and produces a second output signal indicative of thermal radiation received within an antenna pattern extending a selected second distance from the working surface, the second distance being shorter than the first distance. The two output signals are coupled to a receiver/control unit which thereupon monitors and displays the temperature at the two intracranial depths. | 01-08-2009 |
20090312754 | METHOD AND APPARATUS FOR MEASURING CATHETER CONTACT FORCE DURING A MEDICAL PROCEDURE - A method for measuring the contact force exerted on tissue by a probe for heating the tissue and containing an antenna which is connected to a radiometer whose output reading indicates the temperature at depth of the tissue contacted by the probe comprises displaying the output reading of the radiometer, applying sufficient power to the probe to heat the tissue to a selected first temperature that is not lethal to the tissue, moving the probe into contact with the tissue, observing the increase in the displayed temperature reading that occurs when the probe contacts the tissue, and advancing the probe toward the tissue until the displayed temperature reading reaches a value corresponding to a selected tissue contact force. After the probe position in the tissue has stabilized, the applied power to the probe may be increased to heat the tissue to a selected second temperature that is lethal to tissue for a sufficient time to ablate the tissue followed by lowering the tissue heating to a sub-lethal temperature. Apparatus for practicing the method is also disclosed. | 12-17-2009 |
20100076424 | RADIOMETRIC HEATING/SENSING PROBE - A radiometric heating/sensing probe for radiating electromagnetic waves of a first frequency capable of heating tissue and detecting electromagnetic waves of a second frequency emitted by the tissue indicating tissue temperature. The probe includes a dual frequency antenna, a signal transmitting path to the antenna and a signal receiving path from the antenna to a radiometer. A diplexer connected between those paths inside the probe includes a quarter wave stub in the form of a shorted slab line-type transmission line in the signal transmitting path. The entire probe package is only about 0.4 in. long and 0.08 in. in diameter so that it can be used in many minimally invasive applications. | 03-25-2010 |
20100185191 | METHOD AND APPARATUS FOR ALIGNING AN ABLATION CATHETER AND A TEMPERATURE PROBE DURING AN ABLATION PROCEDURE - Apparatus for aligning an ablation catheter and a temperature probe relatively for an ablation procedure includes an ablation catheter with a first antenna for ablating tissue at an ablation site in a patient's body and a temperature probe for placement in a body passage having a wall portion adjacent to the ablation site so that a second antenna in the probe is positioned opposite the first antenna. A microwave source provides a pulse modulated microwave signal to one of the antennas and a radiometer is in circuit with the other antenna. A synchronizing device in circuit with the microwave source and the radiometer enables the radiometer to synchronously detect the microwave signal so that the radiometer provides an alignment signal whose strength reflects the degree of alignment of the first and second antennas which signal may be used to control an alignment display. An alignment method using the apparatus is also disclosed. | 07-22-2010 |
20120029381 | DUAL MODE INTRACRANIAL TEMPERATURE DETECTOR - Apparatus for detecting thermal radiation emanating from two different intracranial depths in a patient includes a transducer having a surface for placement against the patient's cranium. The transducer includes a first antenna with an aperture adjacent that surface the antenna being tuned to a first frequency and producing a first signal indicative of thermal radiation received within an antenna pattern extending a first distance from the surface and a second antenna having a second aperture adjacent to that surface within the first aperture. The second antenna is tuned to a second frequency and produces a second signal indicative of radiation received within an antenna pattern extending a second distance from the working surface, the second distance being shorter than the first distance. The two output signals are coupled to a receiver/control unit which thereupon monitors and displays the temperature at the two intracranial depths. | 02-02-2012 |
20120283534 | DUAL MODE TEMPERATURE TRANSDUCER WITH OXYGEN SATURATION SENSOR - Apparatus for detecting intracranial temperature and blood oxygenation includes a transducer having a working surface for placement against a patient's cranium. The transducer forms a microwave antenna having walls defining an aperture having a pair of opposite broader boundaries and a pair of opposite narrower boundaries at the working surface. The antenna is tuned to a frequency which produces a first output signal indicative of heat emanating from the cranium. An oxygen saturation sensor sharing that aperture includes a radiation emitter located at one of narrower boundaries which directs electromagnetic radiation across the aperture to a radiation detector at the other of the narrower boundaries and which produces a corresponding second output signal. A control unit includes a display and a processor for processing the signals to calculate an intracranial temperature and an oxygen saturation value for display by the control unit. | 11-08-2012 |
20130281851 | HEATING/SENSING CATHETER APPARATUS FOR MINIMALLY INVASIVE APPLICATIONS - Catheter apparatus comprises a coaxial cable having proximal and distal ends. The cable includes a hollow center conductor, an outer conductor and an electrically insulating layer between the conductors. An antenna is at the distal end of the cable, and a diplexer is connected to the cable, the diplexer including a transmit path for connecting the antenna to a transmitter which transmits first frequency signals and a receive path for connecting the antenna to a receiver which detects second frequency signals the diplexer isolating the signals on the two paths from one another. A transmission line connects the cable to the diplexer, the transmission line having a segment with a tubular inner conductor one end of which is connected to the center conductor and a second end of which is adapted for connection to a coolant source, the center and inner conductors forming a continuous coolant pathway. | 10-24-2013 |
20140012132 | HEATING/SENSING CATHETER APPRATUS FOR MINIMALLY INVASIVE APPLICATIONS - Catheter apparatus comprises a coaxial cable having proximal and distal ends. The cable includes a hollow center conductor, an outer conductor and an electrically insulating layer between the conductors. An antenna is at the distal end of the cable, and a diplexer is connected to the cable, the diplexer including a transmit path for connecting the antenna to a transmitter which transmits first frequency signals and a receive path for connecting the antenna to a receiver which detects second frequency signals the diplexer isolating the signals on the two paths from one another. A transmission line connects the cable to the diplexer, the transmission line having a segment with a tubular inner conductor one end of which is connected to the center conductor and a second end of which is adapted for connection to a coolant source, the center and inner conductors forming a continuous coolant pathway. | 01-09-2014 |
20140343374 | LOW PROFILE TEMPERATURE TRANSDUCER - A low profile temperature transducer has a working surface for placement against a body surface and a first output. The transducer is a flat laminate composed of alternating conductive and dielectric layers. The laminate defines at least one slotline antenna for exposure to the body surface to pick up thermal emissions from the underlying tissue at depth. A feed network having a characteristic impedance is connected to the first output and a slotline-to-stripline transition is connected between the at least one antenna and the feed network, the transition providing a match between the impedance at the at least one antenna and the characteristic impedance. Also, a temperature sensor may be present at the working surface to detect the body surface temperature under the transducer, that surface temperature being used to calculate actual temperature at depth. | 11-20-2014 |
Patent application number | Description | Published |
20090038196 | ELASTIC BAND WITH WRITE/ERASE LABEL - An organizational device that includes an elastic band, and a label portion mounted on the band is described. The label portion includes a writable member that includes a writing surface of oriented polypropylene for writing and erasing thereon, and a mounting portion affixing the writable member to the band. The elastic band and the label portion form a closed loop. | 02-12-2009 |
20090041393 | STACK CARRIER - The present invention is directed to a recloseable bag, comprising front and rear panels joined together along a joined region at lateral and bottom sides to define an inner pocket, the panels defining a principal opening at a top side thereof for removably receiving contents into the inner pocket; and a resealable closure having first and second lateral ends and disposed on a top side of the panels and configured for releasably joining the panels at the top side to releasably close the principal opening to retain the contents in the inner pocket wherein the front and rear panels define an assistive opening for faciliating opening of the bag for insertion and removal of the contents. | 02-12-2009 |
20090079179 | MODULAR FILING SYSTEM - A binder for holding documents is disclosed. The binder has a spine with a pair of cover flaps attached to each side of the spine. Attached to the spine is a latching device, also referred to as a locking device, that includes a first retaining member, a latching member, and a second retaining member. The first and second retaining members are parallel to each other and extend perpendicular to a longitudinal axis of the spine. The binder is configured to hold a plurality of document modules, each of which hold a set of documents, which are flexible sheets of material, such as paper or plastic. Each module has first and second ends. The first end is contoured to mate with a portion of an external profile of the first retaining member. The second end attaches to the second retaining member. The latching member moves between a latched position where it engages the first end of the module and an unlatched position where it is not engaged to the first end of said module. | 03-26-2009 |
Patent application number | Description | Published |
20090156460 | CATIONIC BETAINE PRECURSORS TO ZWITTERIONIC BETAINES HAVING CONTROLLED BIOLOGICAL PROPERTIES - Cationic polymers hydrolyzable to zwitterionic polymers, monomers for making the cationic polymers, surfaces that include the polymers, therapeutic agent delivery systems that include the cationic polymers, methods for administering a therapeutic agent using the delivery systems, and methods for making and using the cationic polymers, monomers, surfaces, and therapeutic agent delivery systems. | 06-18-2009 |
20120322939 | CROSSLINKED ZWITTERIONIC HYDROGELS - Zwitterionic crosslinking agents, crosslinked zwitterionic hydrogels prepared from copolymerization of zwitterionic monomers with the zwitterionic crosslinking agent, methods for making crosslinked zwitterionic hydrogels, and devices that include and methods that use the crosslinked zwitterionic hydrogels. | 12-20-2012 |
20130011363 | CATIONIC BETAINE PRECURSORS TO ZWITTERIONIC BETAINES HAVING CONTROLLED BIOLOGICAL PROPERTIES - Cationic polymers hydrolyzable to zwitterionic polymers, monomers for making the cationic polymers, surfaces that include the polymers, therapeutic agent delivery systems that include the cationic polymers, methods for administering a therapeutic agent using the delivery systems, and methods for making and using the cationic polymers, monomers, surfaces, and therapeutic agent delivery systems. | 01-10-2013 |
Patent application number | Description | Published |
20090155342 | Mineral technologies (MT) for acute hemostasis and for the treatment of acute wounds and chronic ulcers - Compositions comprising clay minerals and methods for their use in promoting hemostasis are provided. The compositions comprise clay minerals such as bentonite, and facilitate blood clotting when applied to a hemorrhaging wound. Electrospun or electrosprayed materials (e.g. bandages, micron beads, etc.) which include clay minerals, and methods for the treatment of acute hemorrhage, are also provided. | 06-18-2009 |
20100292624 | Mineral Technologies (MT) for Acute Hemostasis and for the Treatment of Acute Wounds and Chronic Ulcers - Compositions comprising clay minerals and methods for their use in promoting hemostasis are provided. The compositions comprise clay minerals such as bentonite, and facilitate blood clotting when applied to a hemorrhaging wound. Electrospun or electrosprayed materials (e.g. bandages, micron beads, etc.) which include clay minerals, and methods for the treatment of acute hemorrhage, are also provided. | 11-18-2010 |
20120219612 | Mineral Technologies (MT) for Acute Hemostasis and for the Treatment of Acute Wounds and Chronic Ulcers - Compositions comprising clay minerals and methods for their use in promoting hemostasis are provided. The compositions comprise clay minerals such as bentonite, and facilitate blood clotting when applied to a hemorrhaging wound. Electrospun or electrosprayed materials (e.g. bandages, micron beads, etc.) which include clay minerals, and methods for the treatment of acute hemorrhage, are also provided. | 08-30-2012 |
Patent application number | Description | Published |
20110124055 | Methods for High Fidelity Production of Long Nucleic Acid Molecules - In a method for synthesizing a long nucleic acid molecule, a first immobilized nucleic acid has a first 5′ region and a first 3′ region and a second immobilized nucleic acid has a second 5′ region and a second 3′ region, wherein the second 3′ region and the first 5′ region have identical nucleic acid sequences. The first immobilized nucleic acid is hybridized with an oligonucleotide under conditions promoting hybridization of the oligonucleotide to the first 3′ region, extending the hybridized oligonucleotide and producing a first extension product having a 3′ region that is complementary to the first 5′ region. The second immobilized nucleic acid is hybridized with the first extension product under conditions promoting hybridization of the 3′ region of the first extension product to the second 3′ region, extending the 3′ region of the first extension product and producing a second extension product having a 3′ region that is complementary to the second 5′ region, wherein the second extension product has a sequence complementary to the first and second 3′ and 5′ regions. | 05-26-2011 |
20110201057 | Methods for High Fidelity Production of Long Nucleic Acid Molecules with Error Control - A method for synthesizing a nucleic acid having a desired sequence and length comprises providing a solid support having an immobilized nucleic acid, performing a nucleic acid addition reaction to elongate the immobilized nucleic acid by adding a nucleotide or an oligonucleotide to the nucleic acid, determining whether the nucleotide or the oligonucleotide is added to the nucleic acid by detecting whether there is an increase in electrophoretic force applied to the solid support when an electric field and a magnetic field gradient are applied to the support, wherein the increase in electrophoretic force applied to the support is caused by adding the nucleotide or the oligonucleotide to the nucleic acid, repeating the addition reaction and determination steps if the nucleotide or the oligonucleotide is not added to the nucleic acid, and continuing until the immobilized nucleic acid has a desired sequence and length. | 08-18-2011 |
20120264653 | Methods for High Fidelity Production of Long Nucleic Acid Molecules - In a method for synthesizing a pool of nucleic acid molecules, a first nucleic acid has a first 5′ region and a first 3′ region and a second nucleic acid has a second 5′ region and a second 3′ region. The second 3′ region and the first 5′ region have identical nucleic acid sequences. The first 3′ region is hybridized with an oligonucleotide, extending the hybridized oligonucleotide and producing a first extension product having a 3′ region complementary to the first 5′ region. The second nucleic acid is hybridized with the first extension product to hybridize the 3′ region of the first extension product to the second 3′ region, extending the 3′ region of the first extension product and producing a second extension product having a 3′ region complementary to the second 5′ region. Error-containing molecules are separated from error-free molecules by a component that selects for a sequence error. | 10-18-2012 |
20130005612 | Methods for High Fidelity Production of Long Nucleic Acid Molecules with Error Control - A method for synthesizing a nucleic acid having a desired sequence and length comprises providing a solid support having an immobilized nucleic acid, performing a nucleic acid addition reaction to elongate the immobilized nucleic acid by adding a nucleotide or an oligonucleotide attached to a protecting group to the nucleic acid, determining whether the nucleotide or the oligonucleotide is added to the nucleic acid, removing the protecting group, and continuing until the immobilized nucleic acid has a desired sequence and length. | 01-03-2013 |
20130323722 | Methods for High Fidelity Production of Long Nucleic Acid Molecules - In a method for generating a long nucleic acid molecule, nucleic acids immobilized on a surface and having overlapping complementary sequences is released into solution. The overlapping complementary sequences are hybridized to form hybridized nucleic acids, followed by extension or ligation of the hybridized nucleic acids to synthesize the long nucleic acid molecule. The nucleic acids may comprise first and second series of nucleic acids having redundant overlapping sequences, wherein nucleic acids from the first and second series are complementary to each other. The complementary nucleic acids are hybridized to form the hybridized nucleic acids. The generated long nucleic acid molecule may have a predetermined sequence element, and it may be introduced into a system wherein the predetermined sequence element is required for replication, such that replication of the synthesized long nucleic acid molecule is indicative of the presence of the predetermined sequence element in the long nucleic acid molecule. | 12-05-2013 |
20140349400 | Programmable Modification of DNA - A self-reconfiguring genome uses a cassette having operons or DNA sequences that code for guide RNA, reverse transcriptase, donor RNA, and a CRISPR cleavage enzyme. A self-reconfiguring genome may be based on lambda recombineering of in situ generated oligonucleotides. A method for programmable self-modification of a cellular genome includes transcribing guide RNA from a self-reconfiguring cassette, associating the transcribed guideRNA with the CRISPR enzyme, intercalcating a region of complimentary sequence within an integration site of the genome, cutting upstream of a PAM site within the integration site; transcribing the donorRNA, translating donorRNA to double-stranded DNA, and recombining the double-stranded DNA via homologous recombination at the cut site of the integration site. A set of cascadable and multiplexable genetic logic gates with a universal RNA input/output based on single-strand annealing or non-homologous end joining, comprises transcription promoters or terminators, homologous regions, DNA sequences, RNA, and enzymes from the CRISPR system. | 11-27-2014 |
20150064791 | Microfluidic-based Gene Synthesis - A method for synthesizing long DNA constructs from oligonucleotide precursors directly within a microfluidic device uses several oligonucleotides at once. A precursor mix containing at least two oligonucleotide precursors with at least partial base complementarity is introduced into an input of a microfluidic chip and at least one cycle of at least one gene synthesis protocol is applied to fabricate a DNA construct containing the sequence of at least two oligonucleotide precursors. A method for the synthesis of a modified DNA construct includes electroporating at least one oligonucleotide encoding for at least one point mutation and having homology with at least one DNA region of a target cell into the target cell and incorporating the oligonucleotide into the target cell DNA through the action of recombination protein beta or a recombination protein beta functional homolog. | 03-05-2015 |
Patent application number | Description | Published |
20110000604 | CHECKER BALLOON WINDING MACHINE - A device for winding a filament around a structure disposed concentrically around a distal end of a balloon catheter includes a rotatable holder for retaining a distal end of the balloon catheter, a translatable winding carriage for helically winding the tensioned filament around the balloon catheter distal end, a heater for applying a predetermined amount of heat to a section of the balloon catheter having the filament wound therearound, and a controller for controlling at least the rate of rotation of the holder, the tensioning force applied to the filaments the amount of heat applied by the heater, and the rate of travel of the translatable winding carriage along the longitudinal dimension of the balloon catheter. By use of the device, the balloon is heat set and a predetermined checkering pattern of surface indentations are provided in the structure exterior surface in a single pass. | 01-06-2011 |
20120291957 | CHECKER BALLOON WINDING MACHINE - A device for winding a filament around a structure disposed concentrically around a distal end of a balloon catheter includes a rotatable holder for retaining a distal end of the balloon catheter, a translatable winding carriage for helically winding the tensioned filament around the balloon catheter distal end, a heater for applying a predetermined amount of heat to a section of the balloon catheter having the filament wound therearound, and a controller for controlling at least the rate of rotation of the holder, the tensioning force applied to the filament, the amount of heat applied by the heater, and the rate of travel of the translatable winding carriage along the longitudinal dimension of the balloon catheter. By use of the device, the balloon is heat set and a predetermined checkering pattern of surface indentations are provided in the structure exterior surface in a single pass. | 11-22-2012 |
20140166152 | CHECKER BALLOON WINDING MACHINE - A device for winding a filament around a structure disposed concentrically around a distal end of a balloon catheter includes a rotatable holder for retaining a distal end of the balloon catheter, a translatable winding carriage for helically winding the tensioned filament around the balloon catheter distal end, a heater for applying a predetermined amount of heat to a section of the balloon catheter having the filament wound therearound, and a controller for controlling at least the rate of rotation of the holder, the tensioning force applied to the filament, the amount of heat applied by the heater, and the rate of travel of the translatable winding carriage along the longitudinal dimension of the balloon catheter. By use of the device, the balloon is heat set and a predetermined checkering pattern of surface indentations are provided in the structure exterior surface in a single pass. | 06-19-2014 |
Patent application number | Description | Published |
20090118553 | METHOD FOR DIRECT-OXYGENATION OF ALKANE GASES - A method for alkyl oxygenate (e.g., methanol) manufacture via partial oxidation of alkane (methane) uses an injectively-mixed backmixing reaction chamber in fluid communication with a tubular-flow reactor. Alkyl free radicals are induced in the backmixing reaction chamber prior to being fed through a flow-restriction baffle to the tubular-flow reactor. Injective intermixing of feed streams agitates the backmixing reaction chamber. In one embodiment, a variable position flow restriction baffle is axially moved to commensurately modify the backmixing reaction chamber and tubular-flow reactor volumes. In another embodiment, the tubular-flow reactor is quenched with a variable position quenching input. The method further provides for condensing the output stream from the reaction system in a condensing scrubber and also for recycling a portion of the scrubbed output stream to the reactor system. | 05-07-2009 |
20110116990 | Tandem Reactor System Having an Injectively-Mixed Backmixing Reaction Chamber, Tubular-Reactor, and Axially Movable Interface - A reactor system for gas phase reacting of at least two fluid feed streams, where the reactor system has an injectively-mixed backmixing reaction chamber in fluid communication with a tubular-flow reactor. The injectively-mixed backmixing reaction chamber has a bulkhead that slides during real-time operation to either diminish or expand the internal volume of the backmixing reaction chamber. In one embodiment, the effective passageway space through the bulkhead is also variably adjustable. In another embodiment, the tubular-flow reactor shares the bulkhead so that axial bulkhead movement commensurately expands one reaction space while diminishing the other reaction space. Input gas streams enter the backmixing reaction chamber with sufficient velocity to turbulently agitate the contents of the injectively-mixed backmixing reaction chamber by injective intermixing of the alkane-containing gas feed stream and the oxygen-containing gas feed stream. A focal application is for direct (partial) oxidative conversion of natural gas to alkyl oxygenates. | 05-19-2011 |
20110127037 | Method and System for Methanol Production - An apparatus and method of producing methanol includes reacting a heated hydrocarbon-containing gas and an oxygen-containing gas in a reactor; to provide a product stream comprising methanol; and transferring heat from the product stream to the hydrocarbon-containing gas to heat the hydrocarbon containing gas. After removing methanol and CO | 06-02-2011 |