F25J 3/00

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Class  F25J : LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GASES OR GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT


Subclass 3/00: Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
10598432 Process for the production of dilute ethyleneJul 29, 19Mar 24, 20Lummus Technology LLC
10591187 Thermoacoustic refrigeratorOct 01, 15Mar 17, 20Siddons Enertec Pty Ltd
10539364 Hydrocarbon distillationMar 13, 17Jan 21, 20General Electric Company
10539365 Method and apparatus for cryogenic separation of a mixture containing at least carbon monoxide, hydrogen and nitrogenSep 23, 14Jan 21, 20L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
10457564 Ammonia production plantJan 04, 19Oct 29, 19Nuovo Pignone Tecnologie SRL
10451344 Ethane recovery and ethane rejection methods and configurationsSep 08, 16Oct 22, 19Fluor Technologies Corporation
10443931 Method and device for the cryogenic decomposition of airSep 20, 12Oct 15, 19Linde Aktiengesellschaft
10436506 Supersonic separation of hydrocarbonsDec 08, 16Oct 08, 19Eastman Chemical Company
10393432 capture from flue gas by cryogenic desublimationApr 20, 16Aug 27, 19Fluor Technologies Corporation
10365038 Process for the production of dilute ethyleneSep 15, 16Jul 30, 19Lummus Technology Inc.
10365037 Heating component to reduce solidification in a cryogenic distillation systemJun 30, 16Jul 30, 19ExxonMobil Upstream Research Company
10337792 System and method for production of argon by cryogenic rectification of airFeb 08, 16Jul 02, 19Praxair Technology Inc.
10295251 System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argonSep 21, 16May 21, 19Praxair Technology Inc.
10295253 Method and device for separating air by cryogenic distillationOct 14, 14May 21, 19L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
10295254 System and method for recovery of non-condensable gases such as neon, helium, xenon, and krypton from an air separation unitSep 05, 17May 21, 19Praxair Technology Inc.
10281204 Cryogenic distillation comprising vacuum insulation panelAug 12, 13May 07, 19L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
10281205 Heat exchange mechanism for removing contaminants from a hydrocarbon vapor streamSep 09, 15May 07, 19ExxonMobil Upstream Research Company
10274252 Purge to intermediate pressure in cryogenic distillationMay 13, 16Apr 30, 19ExxonMobil Upstream Research Company
10267560 Process for recovering hydrocarbons from crude carbon dioxide fluidDec 30, 13Apr 23, 19Air Products and Chemicals, Inc.
10267559 Mixed refrigerant liquefaction system and methodSep 12, 17Apr 23, 19Chart Energy & Chemicals, Inc.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2019/0201,838 HELIUM RECOVERY FROM NATURAL GASDec 21, 18Jul 04, 19Air Liquide Advanced Technologies U.S. LLC
2019/0184,341 METHOD FOR PREPARATION OF HOLLOW FIBER MEMBRANE DEVICES AND THE USE THEREOFDec 18, 18Jun 20, 19L'Air Liquide Societe Anonyme pour I'Etude et I'Exploitation des Procedes Georges Claude; Air Liquide Advanced Technologies U.S. LLC;
2019/0107,325 CRYOGENIC DISTILLATION COMPRISING VACUUM INSULATION PANELNov 16, 18Apr 11, 19L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
2011/0067,441 Hydrocarbon Gas ProcessingAug 26, 10Mar 24, 11ORTLOFF ENGINEERS, LTD.
2011/0067,443 Hydrocarbon Gas ProcessingAug 26, 10Mar 24, 11ORTLOFF ENGINEERS, LTD.
2010/0242,536 METHOD OF PROCESSING A FEED NATURAL GAS TO OBTAIN A PROCESSED NATURAL GAS AND A CUT OF C5+ HYDROCARBONS, AND ASSOCIATED INSTALLATIONMar 25, 10Sep 30, 10TECHNIP FRANCE
2009/0293,538 NATURAL GAS LIQUEFACTIONJun 18, 09Dec 03, 09ORTLOFF ENGINEERS, LTD.
2008/0134,717 METHOD AND APPARATUS FOR COOLING A HYDROCARBON STREAMNov 12, 07Jun 12, 08SHELL OIL COMPANY
2008/0078,205 Hydrocarbon Gas ProcessingAug 16, 07Apr 03, 08ORTLOFF ENGINEERS, LTD.
2007/0186,582 Air-seperation apparatus, integrated air-separation and metal-production apparatus, and method of starting one such air-separation apparatusDec 16, 04Aug 16, 07L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
2007/0012,072 LNG FACILITY WITH INTEGRATED NGL EXTRACTION TECHNOLOGY FOR ENHANCED NGL RECOVERY AND PRODUCT FLEXIBILITYJun 23, 06Jan 18, 07CONOCOPHILLIPS COMPANY

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Patents Issued To Date - By Filing Year

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