F25J

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Description

LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GASES OR GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT (cryogenic pumps F04B 37/08; gas storage vessels, gas-holders F17; filling vessels with, or discharging from vessels, compressed, liquefied, or solidified gases F17C; refrigeration machines, plants, or systems F25B)

Subclasses

Not Available
Subclass Title
1/00 Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
1/02 Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
3/00 Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification
3/02 Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream (F25J 3/08 takes precedence)
3/04 Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream (F25J 3/08 takes precedence) for air

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Recent Patents

Not Available
Patent #TitleFiling DateIssue DatePatent Owner
9,121,636 Contaminant removal system for closed-loop refrigeration cycles of an LNG facility Nov 16, 06 Sep 01, 15 CONOCOPHILLIPS COMPANY, CONOCOPHILLIPS COMPANY
9,108,145 Purification of air May 16, 13 Aug 18, 15 AIR PRODUCTS AND CHEMICALS, INC., AIR PRODUCTS AND CHEMICALS, INC.
9,108,179 Column with heat and/or material exchange packing Apr 07, 09 Aug 18, 15 L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE, L′AIR LIQUIDE SOCIÉTÉ ANONYME POUR L′ ÉTUDE ET L′ EXPLOITATION DES PROCEDES GEORGES CLAUDE
9,109,795 U-tube vaporizer Jul 29, 11 Aug 18, 15 L'AIR LIQUIDE, SOCIÉTÉ ANONYME POUR L'ÉTUDE ET L'ÉXPLOITATION DES PROCÉDÉS GEORGES CLAUDE, L'AIR LIQUIDE SOCIÉTÉ ANONYME POUR L'ÉTUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
9,109,816 Mechanical subcooling of transcritical R-744 refrigeration systems with heat pump heat reclaim and floating head pressure Feb 22, 13 Aug 18, 15 SYSTEMES LMP INC., SYSTEMES LMP INC.
9,109,831 Process and apparatus for the separation of a gaseous mixture Jul 11, 07 Aug 18, 15 L'AIR LIQUIDE, SOCIÉTÉ ANONYME POUR L'ÉTUDE ET L'ÉXPLOITATION DES PROCÉDÉS GEORGES CLAUDE, AIR LIQUIDE GLOBAL E&C SOLUTIONS US, INC.; L'AIR LIQUIDE SOCIÉTÉ ANONYME POUR L'ÉTUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE;
9,103,584 Carbon dioxide capture and liquefaction Oct 14, 13 Aug 11, 15 L'AIR LIQUIDE, SOCIÉTÉ ANONYME POUR L'ÉTUDE ET L'ÉXPLOITATION DES PROCÉDÉS GEORGES CLAUDE, Not available
9,103,585 Configurations and methods for improved natural gas liquids recovery Aug 13, 08 Aug 11, 15 FLUOR TECHNOLOGIES CORPORATION, FLUOR TECHNOLOGIES CORPORATION
9,103,586 Advanced C2-splitter feed rectifier Dec 16, 06 Aug 11, 15 KELLOGG BROWN & ROOT LLC, KELLOGG BROWN & ROOT LLC
9,103,587 Process and apparatus for the separation of air by cryogenic distillation Dec 17, 09 Aug 11, 15 L'AIR LIQUIDE, SOCIÉTÉ ANONYME POUR L'ÉTUDE ET L'ÉXPLOITATION DES PROCÉDÉS GEORGES CLAUDE, L'AIR LIQUIDE SOCIÉTÉ ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE

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Recent Publications

Not Available
Publication #TitleFiling DatePub DatePatent Owner
2015/0239,805 Offgas Stream Direct Contact Condenser Mar 02, 15 Aug 27, 15 , Not available
2015/0241,121 METHOD AND APPARATUS FOR SEPARATING AIR BY CRYOGENIC DISTILLATION Aug 28, 13 Aug 27, 15 , Not available
2015/0233,633 LNG RECOVERY FROM SYNGAS USING A MIXED REFRIGERANT Feb 17, 14 Aug 20, 15 BLACK & VEATCH CORPORATION,
2015/0233,634 SYSTEMS AND METHODS FOR PRODUCING CNG AND NGLS FROM RAW NATURAL GAS, FLARE GAS, STRANDED GAS, AND/OR ASSOCIATED GAS May 04, 15 Aug 20, 15 PIONEER ENERGY, INC.,
2015/0226,476 NATURAL GAS LIQUEFACTION SYSTEM Dec 07, 12 Aug 13, 15 KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY,
2015/0226,477 HEAT EXCHANGER AND METHOD FOR THE INSTALLATION OF A GAS SEPARATION UNIT COMPRISING SUCH HEAT EXCHANGERS Aug 29, 13 Aug 13, 15 ,

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Patents Issued To Date - By Filing Year

Average Time to Issuance

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