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
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12222158 | Methods and configuration for retrofitting NGL plant for high ethane recovery | Jul 07, 23 | Feb 11, 25 | Fluor Technologies Corporation |
| 12215922 | Integrated heavy hydrocarbon and BTEX removal in LNG liquefaction for lean gases | May 23, 19 | Feb 04, 25 | Fluor Technologies Corporation |
| 12215923 | Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream | May 31, 23 | Feb 04, 25 | EnFlex, Inc. |
| 12135166 | Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream | May 31, 23 | Nov 05, 24 | EnFlex, Inc. |
| 12117240 | Integrated multicomponent refrigerant and air separation process for producing liquid oxygen | Jul 19, 22 | Oct 15, 24 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 12098882 | Heavy hydrocarbon and BTEX removal from pipeline gas to LNG liquefaction | Dec 13, 18 | Sep 24, 24 | Fluor Technologies Corporation |
| 12055345 | Air separation unit and method for production of nitrogen and argon using a distillation column system with an intermediate pressure kettle column | Jul 28, 22 | Aug 06, 24 | Praxair Technology, Inc. |
| 12050055 | Lean gas LNG heavies removal process using NGL | Oct 01, 20 | Jul 30, 24 | ConocoPhillips Company |
| 12025371 | Solvent injection and recovery in a LNG plant | Apr 19, 23 | Jul 02, 24 | ConocoPhillips Company |
| 11959702 | Air separation device | Mar 04, 21 | Apr 16, 24 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 11543181 | Dehydrogenation separation unit with mixed refrigerant cooling | Oct 08, 19 | Jan 03, 23 | Chart Energy & Chemicals, Inc. |
| 11460246 | Recovery of krypton and xenon from liquid oxygen | Dec 18, 19 | Oct 04, 22 | Air Products and Chemicals, Inc. |
| 11428466 | Cold box steel structure and method for prefabricating and transporting same | Dec 17, 19 | Aug 30, 22 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 11415256 | Apparatus for the separation or liquefaction of a gas operating at cryogenic temperatures | Dec 12, 19 | Aug 16, 22 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 11353261 | Lights removal from carbon dioxide | Oct 31, 19 | Jun 07, 22 | Air Products and Chemicals, Inc. |
| 11353262 | Nitrogen production method and nitrogen production apparatus | Mar 20, 19 | Jun 07, 22 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 11346603 | Gas production system | May 18, 18 | May 31, 22 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 11306267 | Hybrid tray for introducing a low CO2 feed stream into a distillation tower | Jun 13, 19 | Apr 19, 22 | ExxonMobil Upstream Research Company |
| 10775103 | Cryogenic distillation comprising vacuum insulation panel | Nov 16, 18 | Sep 15, 20 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 10767922 | Integrated nitrogen removal in the production of liquefied natural gas using intermediate feed gas separation | Jun 19, 17 | Sep 08, 20 | Air Products and Chemicals, Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2019/0201,838 | HELIUM RECOVERY FROM NATURAL GAS | Dec 21, 18 | Jul 04, 19 | Air Liquide Advanced Technologies U.S. LLC |
| 2019/0184,341 | METHOD FOR PREPARATION OF HOLLOW FIBER MEMBRANE DEVICES AND THE USE THEREOF | Dec 18, 18 | Jun 20, 19 | L'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 PANEL | Nov 16, 18 | Apr 11, 19 | L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 2011/0067,441 | Hydrocarbon Gas Processing | Aug 26, 10 | Mar 24, 11 | ORTLOFF ENGINEERS, LTD. |
| 2011/0067,443 | Hydrocarbon Gas Processing | Aug 26, 10 | Mar 24, 11 | ORTLOFF 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 INSTALLATION | Mar 25, 10 | Sep 30, 10 | TECHNIP FRANCE |
| 2009/0293,538 | NATURAL GAS LIQUEFACTION | Jun 18, 09 | Dec 03, 09 | ORTLOFF ENGINEERS, LTD. |
| 2008/0134,717 | METHOD AND APPARATUS FOR COOLING A HYDROCARBON STREAM | Nov 12, 07 | Jun 12, 08 | SHELL OIL COMPANY |
| 2008/0078,205 | Hydrocarbon Gas Processing | Aug 16, 07 | Apr 03, 08 | ORTLOFF ENGINEERS, LTD. |
| 2007/0186,582 | Air-seperation apparatus, integrated air-separation and metal-production apparatus, and method of starting one such air-separation apparatus | Dec 16, 04 | Aug 16, 07 | L'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 FLEXIBILITY | Jun 23, 06 | Jan 18, 07 | CONOCOPHILLIPS COMPANY |
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