F25J1/0208 - CPC Classification Index

ClassID:

160057 ⎘

F25J1/0208 - CPC Classification

Classification description:

Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a single-component refrigerant [SCR] fluid in a closed vapor compression cycle in combination with an internal quasi-closed refrigeration loop, e.g. with deep flash recycle loop

Sub-classes:

F25J1/0209 » {as at least a three level refrigeration cascade} 7

Recent Application in this class:

20260036364

2026-02-05

CONTROL SYSTEM FOR VESSEL RELIQUEFACTION SYSTEM

20250060154

2025-02-20

System and Method for Turndown of a Hydrogen Precooling and/or Hydrogen Liquefaction System

20240418437

2024-12-19

Method of Hydrogen Liquefaction Using Optimized Claude Refrigeration Cycles

20240384926

2024-11-21

FACILITY AND METHOD FOR THE LIQUEFACTION OF HYDROGEN

20230400251

2023-12-14

INTEGRATED PROCESS FOR PURIFYING AND LIQUEFYING NATURAL GAS

20230341180

2023-10-26

METHOD AND DEVICE FOR MANUFACTURING LIQUID HYDROGEN BY OFFSHORE OFF-GRID SUPERCONDUCTING WIND TURBINE

20230251030

2023-08-10

FACILITY AND METHOD FOR HYDROGEN REFRIGERATION

20230147955

2023-05-11

Hydrogen Liquefaction with Stored Hydrogen Refrigeration Source

20230016298

2023-01-19

METHOD AND APPARATUS FOR COOLING IN LIQUEFACTION PROCESS

#10

20230003443

2023-01-05

Arctic cascade method for natural gas liquefaction in a high-pressure cycle with pre-cooling by ethane and sub-cooling by nitrogen, and a plant for its implementation

#11

20220187014

2022-06-16

Method of cooling boil off gas and an apparatus therefor

#12

20220074652

2022-03-10

Natural gas liquefaction by a high pressure expansion process

#13

20210341221

2021-11-04

CONFIGURATIONS AND METHODS FOR SMALL SCALE LNG PRODUCTION

#14

20210140707

2021-05-13

Arctic cascade method for natural gas liquefaction in a high-pressure cycle with pre-cooling by ethane and sub-cooling by nitrogen, and a plant for its implementation

#15

20190310013

2019-10-10

Method for liquefying natural gas and for recovering possible liquids from the natural gas, comprising two refrigerant cycles semi-open to the natural gas and a refrigerant cycle closed to the refrigerant gas

#16

20190041126

2019-02-07

Systems and methods for multi-stage refrigeration

#17

20180231304

2018-08-16

Systems and methods for multi-stage refrigeration

#18

20180202610

2018-07-19

Process for expansion and storage of a flow of liquefied natural gas from a natural gas liquefaction plant, and associated plant

#19

20180080710

2018-03-22

System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argon

#20

20180080709

2018-03-22

System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argon

#21

20180080708

2018-03-22

System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argon

#22

20180058753

2018-03-01

Methods and configurations for LNG liquefaction

#23

20180003429

2018-01-04

Configurations and methods for small scale LNG production

#24

20170336138

2017-11-23

INTEGRATED PROCESS FOR NGL (NATURAL GAS LIQUIDS RECOVERY) AND LNG (LIQUEFACTION OF NATURAL GAS)

#25

20170268818

2017-09-21

System and Method for the Production of Liquefied Natural Gas

#26

20170191749

2017-07-06

Method for the production of liquefied natural gas

#27

20170038139

2017-02-09

METHOD FOR THE PRODUCTION OF LIQUEFIED NATURAL GAS

#28

20170038138

2017-02-09

APPARATUS FOR THE PRODUCTION OF LIQUEFIED NATURAL GAS

#29

20170038136

2017-02-09

METHOD FOR THE INTEGRATION OF A NITROGEN LIQUEFIER AND LIQUEFACTION OF NATURAL GAS FOR THE PRODUCTION OF LIQUEFIED NATURAL GAS AND LIQUID NITROGEN

#30

20170038135

2017-02-09

METHOD FOR THE PRODUCTION OF LIQUEFIED NATURAL GAS AND LIQUID NITROGEN

#31

20170038134

2017-02-09

METHOD FOR THE PRODUCTION OF LIQUEFIED NATURAL GAS

#32

20170038133

2017-02-09

METHOD FOR THE INTEGRATION OF A NITROGEN LIQUEFIER AND LETDOWN OF NATURAL GAS FOR THE PRODUCTION OF LIQUID NITROGEN AND LOWER PRESSURE NATURAL GAS

#33

20170038132

2017-02-09

Methods and systems for integration of industrial site efficiency losses to produce LNG and/or LIN

#34

20170010042

2017-01-12

System and Method for the Production of Liquefied Natural Gas

#35

20160377340

2016-12-29

Liquefaction system using a turboexpander

#36

20160313057

2016-10-27

Integrated methane refrigeration system for liquefying natural gas

#37

20160252298

2016-09-01

System and Method for the Production of Liquefied Natural Gas

#38

20160138861

2016-05-19

System and method for liquefied natural gas production

#39

20150300732

2015-10-22

System and process for liquefying natural gas

#40

20150211787

2015-07-30

System and method for the production of liquefied natural gas

#41

20140366561

2014-12-18

Integrated cascade process for vaporization and recovery of residual LNG in a floating tank application

#42

20140182331

2014-07-03

Integrated process for NGL (natural gas liquids recovery) and LNG (liquefaction of natural gas)

#43

20140053598

2014-02-27

Liquefier system

#44

20130340475

2013-12-26

Natural gas liquefaction employing independent refrigerant path

#45

20130192297

2013-08-01

Configurations and methods for small scale LNG production

#46

20130180282

2013-07-18

Simplified LNG process

#47

20130139543

2013-06-06

Systems and methods for integrated energy storage and cryogenic carbon capture

#48

20120289407

2012-11-15

Superconducting system for enhanced natural gas production

#49

20120047942

2012-03-01

METHOD, SYSTEM, AND PRODUCTION AND STORAGE FACILITY FOR OFFSHORE LPG and LNG PROCESSING OF ASSOCIATED GASES

#50

20110265494

2011-11-03

Production of Liquefied Natural Gas

#51

20110226009

2011-09-22

Process for producing liquid and gaseous nitrogen streams, a gaseous stream which is rich in helium and a denitrided stream of hydrocarbons and associated installation

#52