| Patent application number | Description | Published |
|---|
| 20080282884 | Removal of heavy hydrocarbons from gas mixtures containing heavy hydrocarbons and methane - A process for the separation of one or more heavy hydrocarbon gases from a gas mixture containing heavy hydrocarbon gas components and methane. The process is conducted in swing adsorption apparatus containing adsorbent contactor having a plurality of flow channels and wherein 20 volume percent or less of the open pore volume of the contactors, is in the mesopore and macropore range. | 11-20-2008 |
| 20080282885 | Removal of CO2, N2, or H2S from gas mixtures by swing adsorption with low mesoporosity adsorbent contactors - The present invention relates to the separation of one or more of CO | 11-20-2008 |
| 20080282886 | Process for removing a target gas from a mixture of gases by swing adsorption - The present invention relates the separation of a target gas from a mixture of gases through the use of engineered structured adsorbent contactors in pressure swing adsorption and thermal swing adsorption processes. Preferably, the contactors contain engineered and substantially parallel flow channels wherein 20 volume percent or less of the open pore volume of the contactor, excluding the flow channels, is in the mesopore and macropore range. | 11-20-2008 |
| 20080282887 | Removal of CO2, N2, and H2S from gas mixtures containing same - The removal of one or more of the gases CO | 11-20-2008 |
| 20080282888 | Temperature swing adsorption of CO2 from flue gas using a parallel channel contractor - The adsorption of CO | 11-20-2008 |
| 20080282892 | Low mesopore adsorbent contactors for use in swing adsorption processes - The present invention relates to engineered structured adsorbent contactors for use in pressure swing adsorption and thermal swing adsorption processes. Preferably, the contactors contain engineered and substantially parallel flow channels wherein 20 volume percent or less of the open pore volume of the contactor, excluding the flow channels, is in the mesopore and macropore range. | 11-20-2008 |
| 20080314244 | Temperature swing adsorption of CO2 from flue gas utilizing heat from compression - Adsorption of CO | 12-25-2008 |
| 20080314245 | Process for removing a target gas from a mixture of gases by thermal swing adsorption - The separation of a target gas from a mixture of gases using a thermal swing adsorption process wherein a thermal wave is used, primarily in the desorption step. The process of this invention enables one to separately remove multiple contaminants from a treated gaseous stream. | 12-25-2008 |
| 20080314246 | Removal of a target gas from a mixture of gases by swing adsorption with use of a turboexpander - The separation of a target gas selected from a high pressure gas mixture containing said target gas as well as a product gas using a swing adsorption process unit. A turboexpander is used upstream of the swing adsorber to reduce the pressure of the high pressure gas mixture. A compressor is optionally used downstream of the swing adsorber to increase the pressure of the target gas-containing stream for injecting into a subterranean formation. | 12-25-2008 |
| 20090211440 | Separation of hydrogen from hydrocarbons utilizing zeolitic imidazolate framework materials - The present invention relates to the selective separation of hydrogen (“H | 08-27-2009 |
| 20090211441 | Separation of carbon dioxide from methane utilizing zeolitic imidazolate framework materials - The present invention relates to the selective separation of carbon dioxide (“CO | 08-27-2009 |
| 20090214407 | Separation of carbon dioxide from nitrogen utilizing zeolitic imidazolate framework materials - The present invention relates to the selective separation of carbon dioxide (“CO | 08-27-2009 |
| 20090216059 | Separation of methane from higher carbon number hydrocarbons utilizing zeolitic imidazolate framework materials - The present invention relates to the selective separation of methane (“CH | 08-27-2009 |
| 20100016619 | Functionalization of the internal surfaces of zeolites with alcohol compounds - The present invention relates to the modification of the internal surfaces of zeolite crystals via treatment with alcohols containing at least four carbon atoms. The modified zeolites possess high thermal stability and the properties of the modified zeolites can be tailored to provide improved performance for use in separations processes. | 01-21-2010 |
| 20100212493 | Methods of Generating and Utilizing Utility Gas - The present application is directed to a method and system for preparing gaseous utility streams from gaseous process streams, nitrogen process streams, and other types of streams. The methods and systems may include at least one swing adsorption process including pressure swing adsorption, temperature swing adsorption, and rapid-cycle adsorption processes to treat gaseous streams for use in dry gas seals of rotating equipment such as compressors, turbines and pumps and for other utilities. The systems and processes of the present disclosure are further applicable to high pressure gaseous streams, for example, up to about 600 bar. | 08-26-2010 |
| 20110008226 | Methane Conversion To Higher Hydrocarbons - The present invention provides a process for the manufacture of acetylene and other higher hydrocarbons from methane feed using a reverse-flow reactor system, wherein the reactor system includes (i) a first reactor and (ii) a second reactor, the first and second reactors oriented in a series relationship with respect to each other, the process comprising supplying each of first and second reactant through separate channels in the first reactor bed of a reverse-flow reactor such that both of the first and second reactants serve to quench the first reactor bed, without the first and second reactants substantially reacting with each other until reaching the core of the reactor system. | 01-13-2011 |
| 20110009681 | Methane Conversion To Higher Hydrocarbons - The present invention provides a process for the manufacture of acetylene and other higher hydrocarbons from methane feed using a reverse-flow reactor system, wherein the reactor system includes (i) a first reactor and (ii) a second reactor, the first and second reactors oriented in a series relationship with respect to each other, the process comprising supplying each of first and second reactant through separate channels in the first reactor bed of a reverse-flow reactor such that both of the first and second reactants serve to quench the first reactor bed, without the first and second reactants substantially reacting with each other until reaching the core of the reactor system. | 01-13-2011 |
| 20110031103 | Method and Apparatus For Removal Of Oil From Utility Gas Stream - The present application is directed to a method and system for preparing gaseous utility streams from gaseous process streams, particularly, removing oil contamination from such streams prior to use in a dry gas seal. The methods and systems may include at least one kinetic swing adsorption process including pressure swing adsorption, temperature swing adsorption, calcination, and inert purge processes to treat gaseous streams for use in dry gas seals of rotating equipment such as compressors, turbines and pumps and other utilities. The adsorbent materials used include a high surface area solid structured microporous and mesoporous materials. | 02-10-2011 |
| 20110059001 | Monetizing Remote Gas Using High Energy Materials - The present application is directed to a method and system for monetizing energy. More specifically, the invention is directed to the economically efficient utilization of remote or stranded natural gas resources. The invention includes importing a high energy density material into an energy market and distributing the high energy density material (HEDM) therein. The HEDM is produced from reduction of a material oxide such as boria into the HEDM, which may be boron. The reduction utilizes remote hydrocarbon resources such as stranded natural gas resources. | 03-10-2011 |
| 20120063981 | METHOD AND APPARATUS FOR REMOVING CONTAMINANT FROM FLUID - Methods, apparatus, and systems for removing contaminant in a fluid (e.g., chemical and petrochemical gas streams) using nanostructures of a sorbent material coated on plates such as a silicon wafer. A plurality of such coated plates can be assembled to form a sorption structure having channels between the plates. When a fluid containing the contaminant is directed through the channels, the contaminant is adsorbed by the nanostructures of the sorbent material. | 03-15-2012 |
| 20120131925 | COMBUSTOR SYSTEMS AND METHODS FOR USING SAME - Systems and methods for an oxy-fuel type combustion reaction are provided. In one or more embodiments, a combustion system can include at least two mixing zones, where a first mixing zone at least partially mixes oxygen and carbon dioxide to produce a first mixture and a second mixing zone at least partially mixes the first mixture with a fuel to produce a second mixture. The combustion system can also include a combustion zone configured to combust the second mixture to produce a combustion product. In one or more embodiments, the first mixture can have a spatially varied ratio of oxygen-to-carbon dioxide configured to generate a hot zone in the combustion zone to increase flame stability in the combustion zone. | 05-31-2012 |
| 20120222551 | Swing Adsorption Processes Utilizing Controlled Adsorption Fronts - A process for reducing the loss of valuable products by improving the overall recovery of a contaminant gas component in swing adsorption processes. The present invention utilizes at least two adsorption beds, in series, with separately controlled cycles to control the adsorption front and optionally to maximize the overall capacity of a swing adsorption process and to improve overall recovery a contaminant gas component from a feed gas mixture. | 09-06-2012 |
| 20120222552 | Pressure-Temperature Swing Adsorption Process for the Separation of Heavy Hydrocarbons from Natural Gas Streams - The present invention relates to a pressure-temperature swing adsorption process wherein gaseous components that have been adsorbed can be recovered from the adsorbent bed at elevated pressures. In particular, the present invention relates to a pressure-temperature swing adsorption process for the separation of C | 09-06-2012 |
| 20120222553 | Pressure-Temperature Swing Adsorption Process - A pressure-temperature swing adsorption process for the removal of a target species, such as an acid gas, from a gas mixture, such as a natural gas stream. Herein, a novel multi-step temperature swing/pressure swing adsorption is utilized to operate while maintaining very high purity levels of contaminant removal from a product stream. The present process is particularly effective and beneficial in removing contaminants such as CO | 09-06-2012 |
| 20120222554 | Rapid Temperature Swing Adsorption Contactors for Gas Separation - Novel adsorbent contactors and methods are disclosed herein for use in temperature swing adsorption for gas separation applications, as well as for heat exchange applications. | 09-06-2012 |
| 20120222555 | Gas Purification Process Utilizing Engineered Small Particle Adsorbents - A gas separation process uses a structured particulate bed of adsorbent coated shapes/particles laid down in the bed in an ordered manner to simulate a monolith by providing longitudinally extensive gas passages by which the gas mixture to be separated can access the adsorbent material along the length of the particles. The particles can be laid down either directly in the bed or in locally structured packages/bundles which themselves are similarly oriented such that the bed particles behave similarly to a monolith but without at least some disadvantages. The adsorbent particles can be formed with a solid, non-porous core with the adsorbent formed as a thin, adherent coating on the exposed exterior surface. Particles may be formed as cylinders/hollow shapes to provide ready access to the adsorbent. The separation may be operated as a kinetic or equilibrium controlled process. | 09-06-2012 |
| 20120312163 | Temperature Swing Adsorption Process for the Separation of Target Species from a Gas Mixture - A temperature swing adsorption process for the removal of a target species, such as an acid gas, from a gas mixture, such as a natural gas stream. Herein, a novel multi-step temperature swing/pressure swing adsorption is utilized to operate while maintaining very high purity levels of contaminant removal from a product stream. The present process is particularly effective and beneficial in removing contaminants such as CO | 12-13-2012 |
| 20130116391 | Method and Apparatus for Monitoring and Restoring Electrical Properties of Polymerization Reactor Wall Film - Described herein are methods for monitoring and restoring electrical properties of polymerization reactor wall films. The method may comprise using a reactor wall monitor to monitor and determine an electrical property, such as the bed voltage or breakdown voltage, of the wall film The method may further comprise adding continuity additive to the reactor and/or adjusting the feed rate of continuity additive being added to the reactor in response to the measured electrical property. | 05-09-2013 |
| 20130319662 | Systems and Methods For Hydrotreating A Shale Oil Stream Using Hydrogen Gas That Is Concentrated From The Shale Oil Stream - Systems and methods for hydrotreating a liquid fraction of a shale oil stream using hydrogen gas that is concentrated from a gaseous fraction of the shale oil stream. The systems and methods include providing a portion of the gaseous fraction to a sorptive separation assembly and separating a concentrated hydrogen stream from the portion of the gaseous fraction within the sorptive separation assembly. The system and methods further include providing the concentrated hydrogen stream and the liquid fraction to a hydrotreater and reacting the concentrated hydrogen stream with the liquid fraction within the hydrotreater to produce the hydrotreated liquid stream. The systems and methods may include generating the shale oil stream within a subterranean formation using an in situ process, such as an in situ shale oil conversion process and/or providing a supplemental hydrogen stream to the hydrotreater. | 12-05-2013 |
| 20130327216 | Methods of Removing Contaminants from a Hydrocarbon Stream by Swing Adsorption and Related Apparatus and Systems - A swing adsorption process for removing contaminants from a gaseous feed stream through a combination of a selective adsorbent material containing an effective amount of a non-adsorbent filler, adsorbent contactor design, and adsorption cycle design. | 12-12-2013 |
| 20140033919 | Methods of Removing Contaminants from Hydrocarbon Stream by Swing Adsorption and Related Apparatus and Systems - A pressure swing adsorption process for removal of C02 from natural gas streams through a combination of a selective adsorbent material containing an effective amount of a non-adsorbent filler, adsorbent contactor design, and adsorption cycle design. The removal of contaminants from gas streams, preferably natural gas streams, using rapid-cycle swing adsorption processes, such as rapid-cycle pressure swing adsorption (RC-PSA). Separations at high pressure with high product recovery and/or high product purity are provided through a combination of judicious choices of adsorbent material, gas-solid contactor, system configuration, and cycle designs. For example, cycle designs that include steps of purge and staged blow-down as well as the inclusion of a mesopore filler in the adsorbent material significantly improves product (e.g., methane) recovery. An RC-PSA product with less than 10 ppm H2S can be produced from a natural gas feed stream that contains less than 1 mole percent H2S. | 02-06-2014 |
| 20140157984 | SELECTIVATION OF ADSORBENTS FOR GAS SEPARATION - Systems and methods are provided for improving separation of gas phase streams using an adsorbent, such as 8-member ring zeolite adsorbents or DDR type zeolite adsorbents. Suitable gas phase streams can include at least one hydrocarbon, such as methane or a hydrocarbon containing at least one saturated carbon-carbon bond, and at least one additional component, such as CO | 06-12-2014 |
| 20140157986 | DDR TYPE ZEOLITES WITH STABILIZED ADSORPTION - Methods are provided for forming zeolite crystals suitable for gas phase separations with transport characteristics that are stable over time. The zeolitic materials and/or corresponding methods of synthesis or treatment described herein provide for improved stability in the early stages of process operation for some types of gas phase separations. The methods allow for synthesis of DDR type zeolites that have reduced contents of alkali metal impurities. The synthetic methods for reducing the non-framework alkali metal atom or cation impurity content appear to have little or no impact on the DDR crystal structure and morphology. | 06-12-2014 |
| 20140161697 | SEPARATION OF CO2 AND H2S USING SUPPORTED AMINES - Methods are provided for removing CO | 06-12-2014 |
| 20140178278 | CO2 CAPTURE VIA AMINE-CO2 PRODUCT PHASE SEPARATION - Systems and methods are provided for performing CO | 06-26-2014 |
| 20140208797 | Natural Gas Liquefaction Process - A gas processing facility for the liquefaction of a natural gas feed stream is provided. The facility comprises a gas separation unit having at least one fractionation vessel. The gas separation unit employs adsorbent beds for adsorptive kinetic separation. The adsorbent beds release a methane-rich gas feed stream. The facility also includes a high-pressure expander cycle refrigeration system. The refrigeration system compresses the methane-rich gas feed stream to a pressure greater than about 1,000 psia. The refrigeration system also chills the methane-rich gas feed stream in one or more coolers, and then expands the chilled gas feed stream to form a liquefied product stream. Processes for liquefying a natural gas feed stream using AKS and a high-pressure expander cycle refrigeration system are also provided herein. Such processes allow for the formation of LNG using a facility having less weight than conventional facilities. | 07-31-2014 |
