Patent application number | Description | Published |
20090019767 | HEAT INTEGRATION AND CONDENSATE TREATMENT IN A SHIFT FEED GAS SATURATOR - Systems and processes for adjusting hydrogen content of a synthesis gas are provided. At least a portion of carbon monoxide in a syngas can be converted to carbon dioxide to provide a shifted syngas and condensed water. The syngas can have a first hydrogen to carbon monoxide ratio and a first temperature, and the shifted syngas can have a second hydrogen to carbon monoxide ratio and a second temperature, both greater than the first. Heat from the shifted syngas can be at least partially transferred from the shifted syngas to the condensed water to at least partially vaporize the condensed water. The syngas can be at least partially saturated with the at least partially vaporized condensed water. A ratio of the water vapor to syngas can be about 1.0 or less. | 01-22-2009 |
20090188165 | LOW OXYGEN CARRIER FLUID WITH HEATING VALUE FOR FEED TO TRANSPORT GASIFICATION - Systems and processes for producing synthesis gas. A carbonaceous feedstock can be combined with one or more low-oxygen carrier fluids having a high heating value. The feedstock and carrier fluid, in the presence of one or more oxidants, can be gasified to provide a synthesis gas. In one or more embodiments, at least a portion of the synthesis gas can be recycled for use as the carrier fluid. | 07-30-2009 |
20120167463 | SYSTEMS AND METHODS FOR GASIFYING A FEEDSTOCK - Systems and methods for gasifying a feedstock are provided. The method can include combining one or more feedstocks and one or more solid components in a treatment zone to provide a treated feedstock. At least a portion of the treated feedstock can be introduced to a reaction zone of a gasifier. The one or more solid components can have an average density and an average cross-sectional size that adjusts at least one of an average density of solids within a solids bed of the gasifier and an average cross-sectional size of the solids within the solids bed of the gasifier. | 07-05-2012 |
20120167466 | SYSTEMS AND METHODS FOR MAINTAINING SULFUR CONCENTRATION IN A SYNGAS TO REDUCE METAL DUSTING IN DOWNSTREAM COMPONENTS - Systems and methods for maintaining a sulfur concentration in a syngas are provided. The method can include combining sulfur and a carbonaceous material to produce a sulfur containing carbonaceous feed. The method can also include gasifying at least a portion of the sulfur containing carbonaceous feed to produce a syngas and detecting a sulfur concentration in the syngas. The method can further include adjusting an amount of the sulfur combined with the carbonaceous material based on the detected sulfur concentration. | 07-05-2012 |
20120168127 | SYSTEMS AND METHODS FOR EXCHANGING HEAT IN A GASIFICATION SYSTEM - Systems and methods for exchanging heat in a gasification system are provided. The method can include introducing one or more particulates and a heat transfer medium including a feed water, a deaerated feed water, or a combination thereof, to a first zone. The method can also include indirectly exchanging heat from the one or more particulates to the heat transfer medium within the first zone to provide an intermediate heat transfer medium and cooled particulates. The method can also include introducing at least a portion of the intermediate heat transfer medium and a syngas to a second zone. The method can also include indirectly exchanging heat from the syngas to the intermediate heat transfer medium within the second zone to provide a heat transfer medium product and a cooled syngas. The heat transfer medium product can include steam. | 07-05-2012 |
20120267575 | Systems and Methods for Operating a Gasifier - Systems and methods for operating a gasifier are provided. The method can include combusting a first start-up fuel to produce a first combustion gas. A temperature within the gasifier can be increased from a starting temperature to at least an auto-ignition temperature of a second start-up fuel by introducing the first combustion gas to the gasifier. A second start-up fuel can be introduced directly to the gasifier after the temperature within the gasifier is at least the auto-ignition temperature of the second start-up fuel. At least a portion of the second start-up fuel can be combusted within the gasifier to produce a second combustion gas. The second combustion gas can produce sufficient heat to increase the temperature within the gasifier to a hydrocarbon feedstock gasification temperature. A hydrocarbon feedstock can be introduced to the gasifier. At least a portion of the hydrocarbon feedstock can be gasified within the gasifier to produce a syngas. | 10-25-2012 |
20130004247 | LOCK HOPPER MASS FLOW ARRANGEMENT - Methods, systems, and apparatus for mass flow are provided. The apparatus can include a housing, an inlet disposed at a first end of the housing, and an outlet disposed at a second end of the housing. The housing can include a first section and a second section. The second section can have at least one tapered sidewall that slopes away from an inner surface of the first section toward the outlet. The apparatus can also include a divider disposed at least partially within the first and second sections of the housing. The divider can have at least one tapered surface disposed proximate the at least one tapered sidewall of the second section. An edge of the divider can be located between the outlet and a point within the second section where the cross-sectional area of the second section is about three times or less a cross-sectional area of the outlet. | 01-03-2013 |
20130037750 | Systems And Methods For Starting Up A Gasifier - Systems and methods for starting a gasifier are provided. In the method, a heated start-up medium can be fed to a gasifier operating at a first temperature. Heat can be transferred from the heated start-up medium to the gasifier to increase the temperature of the gasifier from the first temperature to an intermediate temperature sufficient to auto-ignite a start-up fuel. A start-up fuel and an oxidant can be fed to the gasifier after the temperature within the gasifier is increased to the intermediate temperature. At least a portion of the start-up fuel can be combusted within the gasifier to produce a combustion gas. Heat can be transferred from the combustion gas to the gasifier to increase the temperature of the gasifier to an operating temperature, wherein the operating temperature is sufficient to gasify at least a portion of a hydrocarbon feedstock. | 02-14-2013 |
20130069009 | Systems And Methods For Controlling The Gasification Of Hydrocarbon Feedstocks - Systems and methods for controlling the gasification of one or more hydrocarbon feedstocks are provided. In the method, a first oxidant can be introduced to a gasifier and a first hydrocarbon feedstock can be introduced to the gasifier downstream of the first oxidant. A second oxidant can also be introduced to the gasifier downstream of the first oxidant and the first hydrocarbon feedstock. The second oxidant can be introduced from a location that is external to the gasifier. At least a portion of the first hydrocarbon feedstock can be gasified to produce a syngas. | 03-21-2013 |
20130154278 | Systems And Methods For Gasifying A Hydrocarbon Feedstock - Systems and methods for gasifying a hydrocarbon feedstock are provided. The hydrocarbon feedstock can be gasified in the presence of one or more particulates to produce a syngas and one or more carbon-containing particulates. At least a portion of the carbon of the one or more carbon-containing particulates can be combusted in a combustion process external to the gasifying of the hydrocarbon feedstock to produce a combustion gas. The combustion gas can be utilized in one or more processes external to the gasifying of the hydrocarbon feedstock. | 06-20-2013 |
20150196885 | METHODS AND SYSTEMS FOR CODING SYNTHESIS GAS - A heat exchanger including a housing. A plurality of tubes can be disposed within the housing. A plurality of solid particulates can be disposed within the housing between an inner surface of the housing and outer surfaces of the tubes, wherein the solid particulates have an average cross-sectional length from about 250 μm to about 5 mm. | 07-16-2015 |
Patent application number | Description | Published |
20090098777 | Alien crosstalk preventive cover - A conductive cover or shield for reducing crosstalk between a plurality of connectors arranged adjacent one another. A cover having a non-conductive interior surface and a conductive outer surface. The non-conductive surface is adhered to the exterior surface of a connector or a plurality of IDC towers for preventing crosstalk between adjacent connectors. Also, the cover can be form fitted and secured to the connectors, specifically, adhering to the corners to insulate any loose wires. | 04-16-2009 |
20090176415 | Dielectric insert assembly for a communication connector to optimize crosstalk - A connector for a communications system concentrates crosstalk in the front of a plug housing. The plug housing has front and rear ends. An internal chamber opens on the rear end and is defined by housing walls. A plurality of slots extend through one of the housing walls adjacent the front end and into the internal chamber. A plurality of contacts are mounted in the slots for movement between retracted positions spaced from the internal chamber and inserted positions extending into the internal chamber. An insert assembly has at least one insert member disposed adjacent at least one of the plurality of contacts. The insert assembly is made of a higher dielectric material than the plug housing. | 07-09-2009 |
20100151707 | Electrical connector with separate contact mounting and compensation boards - An electrical connector includes a housing having a plug receiving cavity with an open end for receiving a plug and with an inner end spaced from the open end, and having a forward chamber outside of the cavity and adjacent the open end. A mounting circuit board is in the housing adjacent the inner end. A plurality of pairs of electrical jack contacts have mounting ends engaging the mounting circuit board, plug contacting portions extending through the cavity from the mounting end toward the open end, and free ends extending from the contacting portion into the forward chamber. A compensation circuit board is mounted in the forward chamber of the housing outside of the plug receiving cavity, and has a compensation circuit with conductive pads. The free ends of the jack contacts engage the conductive pads. A spring in the forward chamber biases the compensation circuit board towards the free ends of the jack contacts. | 06-17-2010 |
20100151710 | TELECOMMUNICATIONS CONNECTOR PANEL WITH INTERPORT CROSSTALK ISOLATION - A multi-port telecommunications connector panel has an electrically conductive housing that defines a plurality of ports, each with a plug receiving cavity aligned with a respective set of jack contacts. The housing surrounds the sets of jack contacts individually and collectively to separate and isolate adjacent ports. Electrically conductive isolation barriers, which are electrically connected to and may be integral with the housing, separate adjacent sets of insulation displacement contacts, which are arranged in an offset pattern. | 06-17-2010 |
20110131805 | Electrical connector with low-stress, reduced-electrical-length contacts - An electrical connector adapted to receive a mating plug utilizes low-profile jack terminal contacts that can flex in their PCB-anchored base portions, which are substantially parallel to the PCB. Any bend in the distal connecting portion or in the intermediate transition portion of each terminal contact is gradual and forms an obtuse angle, thus minimizing stress concentrations. The contacts preferably are arranged in two oppositely facing and interdigitating rows of four contacts each. In one embodiment, the terminal contacts are anchored to the PCB by a contact cradle that constrains the base portion of each terminal contact at two spaced anchoring locations, allowing the base portion to flex therebetween. In another embodiment, the base portions of the terminal contacts are embedded in at least one elastomeric member, which is fitted to the PCB. | 06-09-2011 |
Patent application number | Description | Published |
20120277791 | Devices and Methods for Closure of a Patent Foramen Ovale - The present invention provides devices and methods for closing a physical anomaly comprising two overlapping layers of tissue, such as a patent foramen ovale (“PFO”). A PFO is comprised of two overlapping layers of malformed interatrial septa, the septum primum and the septum secundum, that form a tunnel between the right atrium and the left atrium. The closure device includes two wings connected to a central arm. The device is delivered through the PFO tunnel in a substantially linear configuration such that the central arm is seated within the PFO tunnel, the first wing extends into the right atrium, and the second wing extends into the left atrium. Once implanted, the closure device is reconfigured such that the arm is seated within the PFO tunnel, the first wing folds against the septum secundum, and the second wing folds against the septum primum, thereby sealing the defect. | 11-01-2012 |
20140052174 | DEVICES AND METHODS FOR CLOSURE OF A PATENT FORAMEN OVALE - The present invention provides devices and methods for closing a physical anomaly comprising two overlapping layers of tissue, such as a patent foramen ovale (“PFO”). A PFO is comprised of two overlapping layers of malformed interatrial septa, the septum primum and the septum secundum, that form a tunnel between the right atrium and the left atrium. The closure device includes two wings connected to a central arm. The device is delivered through the PFO tunnel in a substantially linear configuration such that the central arm is seated within the PFO tunnel, the first wing extends into the right atrium, and the second wing extends into the left atrium. Once implanted, the closure device is reconfigured such that the arm is seated within the PFO tunnel, the first wing folds against the septum secundum, and the second wing folds against the septum primum, thereby sealing the defect. | 02-20-2014 |