Class F25J : LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GASES OR GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT
Subclass 5/00: Arrangements of cold-exchangers or cold-accumulators in separation or liquefaction plants (heat-exchangers F28C, F28D, F28F)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12228337 | Fuel gas conditioning units for natural gas systems | Feb 08, 24 | Feb 18, 25 | EOG Resources Inc. |
| 12130081 | Multistage liquid storage-type condenser-evaporator and nitrogen production device using the same | Jan 28, 20 | Oct 29, 24 | Taiyo Nippon Sanso Corporation |
| 12092394 | Plate fin heat exchanger assembly | Oct 26, 18 | Sep 17, 24 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 12018887 | Heat exchanger having an arrangement of mixing devices improving the dispensing of a biphasic material | Nov 16, 20 | Jun 25, 24 | L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude |
| 11859903 | Heat exchange system and method of assembly | Jun 09, 22 | Jan 02, 24 | Air Products and Chemicals, Inc. |
| 11754337 | Reliquefaction device | Mar 07, 19 | Sep 12, 23 | Kobe Steel, Ltd. |
| 11724789 | Boil-off gas re-liquefying method for LNG ship | Jan 24, 18 | Aug 15, 23 | Daewoo Shipbuilding & Marine Engineering Co., Ltd. |
| 11629918 | Heat exchanger with improved wave junction, associated installation of air separation and method for manufacturing such an exchanger | Apr 12, 18 | Apr 18, 23 | L'Air Liquide - Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude |
| 11566839 | Controlled liquefaction and energy management | Feb 25, 21 | Jan 31, 23 | Energy Internet Corporation |
| 11506453 | Heat exchanger system with mono-cyclone inline separator | Oct 25, 19 | Nov 22, 22 | ConocoPhillips Company |
| 11435138 | Heat exchanger for a liquefied natural gas facility | Feb 27, 15 | Sep 06, 22 | ConocoPhillips Company |
| 11428464 | Process integration for natural gas liquid recovery | Sep 19, 18 | Aug 30, 22 | Saudi Arabian Oil Company |
| 11402151 | Liquid natural gas liquefier utilizing mechanical and liquid nitrogen refrigeration | Feb 23, 18 | Aug 02, 22 | Praxair Technology Inc. |
| 11391512 | Heat exchange system and method of assembly | Mar 09, 21 | Jul 19, 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 |
| 11320196 | Process integration for natural gas liquid recovery | Sep 19, 18 | May 03, 22 | Saudi Arabian Oil Company |
| 11268756 | Process integration for natural gas liquid recovery | Sep 19, 18 | Mar 08, 22 | Saudi Arabian Oil Company |
| 11268755 | Process integration for natural gas liquid recovery | Sep 19, 18 | Mar 08, 22 | Saudi Arabian Oil Company |
| 11262123 | Process integration for natural gas liquid recovery | Sep 19, 18 | Mar 01, 22 | Saudi Arabian Oil Company |
| 11248840 | Process integration for natural gas liquid recovery | Sep 19, 18 | Feb 15, 22 | Saudi Arabian Oil Company |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0288,223 | CONTROLLABLE INJECTION FOR IMPLEMENTING DIFFERENT LOCAL REFRIGERANT DISTRIBUTION | Jun 15, 22 | Aug 29, 24 | Not available |
| 2020/0109,894 | HEAT EXCHANGER WITH A LIQUID/GAS MIXING DEVICE WITH IMPROVED CHANNEL GEOMETRY | Dec 12, 17 | Apr 09, 20 | Not available |
| 2018/0106,534 | HEAT EXCHANGER COMPRISING MICROSTRUCTURE ELEMENTS AND SEPARATION UNIT COMPRISING SUCH A HEAT EXCHANGER | Apr 13, 16 | Apr 19, 18 | L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude; CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE; |
| 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 | L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE, L'Air Liquide Societe Anonyme pour l"Etude et lIExploitation des Procedes Georges Claude, |
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