ClassID:

160063

F25J1/0215 - 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 multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a dual level refrigeration cascade with at least one MCR cycle with one SCR cycle

Sub-classes:
Recent Application in this class:
#1
20250251188
2025-08-07

Hydrogen Liquefaction System and Method

#2
20240393041
2024-11-28

INSTALLATION AND METHOD FOR THE LIQUEFACTION OF HYDROGEN

#3
20240310116
2024-09-19

DEVICE AND METHOD FOR LIQUEFYING A FLUID SUCH AS HYDROGEN AND/OR HELIUM

#4
20240288218
2024-08-29

METHOD FOR PRODUCTION AND SUPPLY OF A DENSIFIED LIQUID OXYGEN PRODUCT FOR SPACE VEHICLE APPLICATIONS

#5
20240230221
2024-07-11

SYSTEM AND METHOD FOR CO-PRODUCTION OF A DENSIFIED LIQUID OXYGEN PRODUCT AND DENSIFIED LIQUID METHANE PRODUCT

#6
20240230220
2024-07-11

SYSTEM AND METHOD FOR COMBINED LIQUEFACTION AND DENSIFICATION OF OXYGEN

#7
20240151464
2024-05-09

DEVICE AND METHOD FOR LIQUEFYING A FLUID SUCH AS HYDROGEN AND/OR HELIUM

#8
20240142170
2024-05-02

DEVICE AND METHOD FOR LIQUEFYING A FLUID SUCH AS HYDROGEN AND/OR HELIUM

#9
20240125547
2024-04-18

DEVICE AND METHOD FOR LIQUEFYING A FLUID SUCH AS HYDROGEN AND/OR HELIUM

#10
20230024241
2023-01-26

SOLVENT INJECTION FOR SOLIDS PREVENTION IN AN LNG PLANT

#11
20220390169
2022-12-08

Hydrogen liquefaction system and method

#12
20220290918
2022-09-15

Natural gas liquefying apparatus

#13
20220074652
2022-03-10

Natural gas liquefaction by a high pressure expansion process

#14
20220034584
2022-02-03

LARGE LIQUID OXYGEN AND LIQUEFIED NATURAL GAS PRODUCTION PROCESS

#15
20210088275
2021-03-25

Pretreatment and pre-cooling of natural gas by high pressure compression and expansion

#16
20200217585
2020-07-09

Method and system for cooling a hydrocarbon stream

#17
20180347897
2018-12-06

Large-scale hydrogen liquefaction by means of a high pressure hydrogen refrigeration cycle combined to a novel single mixed-refrigerant precooling

#18
20180320957
2018-11-08

Low-temperature mixed-refrigerant for hydrogen precooling in large scale

#19
20180313604
2018-11-01

Hydrogen-neon mixture refrigeration cycle for large-scale hydrogen cooling and liquefaction

#20
20180149424
2018-05-31

Liquefied Natural Gas Production

#21
20170336138
2017-11-23

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

#22
20160010916
2016-01-14

Air-cooled modular LNG production facility

#23
20140305160
2014-10-16

System and process for natural gas liquefaction

#24
20140182331
2014-07-03

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

#25
20130269386
2013-10-17

Natural Gas Liquefaction With Feed Water Removal

#26
20130133362
2013-05-30

Natural gas liquefaction process

#27
20120067080
2012-03-22

Mixed refrigerant compression circuit

#28
20110259045
2011-10-27

Power Matched Mixed Refrigerant Compression Circuit

#29
20100313597
2010-12-16

Method and system for production of liquid natural gas

#30
20100281915
2010-11-11

Pre-Cooled Liquefaction Process

#31
20100223951
2010-09-09

METHOD AND APPARATUS FOR COOLING A HYDROCARBON STREAM

#32
20100186445
2010-07-29

Natural gas liquefaction processes with feed gas refrigerant cooling loops

#33
20100154470
2010-06-24

Method and system for producing liquefied natural gas (LNG)

#34
20100132405
2010-06-03

Method and system for producing LNG

#35
20100126214
2010-05-27

Process for the production of a subcooled liquefied natural gas stream from a natural gas feed stream, and associated installation

#36
20090241593
2009-10-01

METHOD AND APPARATUS FOR COOLING A HYDROCARBON STREAM

#37
20090217701
2009-09-03

Natural Gas Liquefaction Process for Ling