ClassID:

160013

F25J1/0007 - CPC Classification

Classification description:

Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied; Light or noble gases Helium

Recent Application in this class:
#1
20260146786
2026-05-28

LOW NOISE LIQUID HELIUM RELIQUIFYING CIRCULATION APPARATUS

#2
20260016224
2026-01-15

BOIL-OFF GAS RE-CONDENSATION DEVICE

#3
20240310116
2024-09-19

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

#4
20240280317
2024-08-22

SYSTEM FOR RECOVERING COMPRESSION ENERGY OF A GAS, LIQUEFIER COMPRISING SUCH A SYSTEM AND METHOD FOR RECOVERING COMPRESSION ENERGY OF A GAS

#5
20240263871
2024-08-08

A HYDROGEN OR HELIUM THROTTLING LIQUEFACTION SYSTEM USING DIRECT CURRENT FLOW FROM THE COLD AND HOT ENDS OF THE REGENERATIVE CRYOCOOLERS

#6
20240151464
2024-05-09

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

#7
20240142170
2024-05-02

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

#8
20240125547
2024-04-18

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

#9
20230375259
2023-11-23

FACILITY AND METHOD FOR REFRIGERATION AND/OR LIQUEFACTION OF A FLUID

#10
20230228463
2023-07-20

COOLING SYSTEM, AIR-CONDITIONING SYSTEM, MOTOR ASSEMBLY AND ASSOCIATED METHODS

#11
20230175773
2023-06-08

Hydrogen liquefier

#12
20230135323
2023-05-04

Dilution refrigerator with continuous flow helium liquefier

#13
20220290919
2022-09-15

SYSTEM AND METHOD FOR PRECOOLING IN HYDROGEN OR HELIUM LIQUEFACTION PROCESSING

#14
20210381756
2021-12-09

COOLING METHOD FOR LIQUEFYING A FEED GAS

#15
20210301979
2021-09-30

MOBILE LIQUEFACTION PLANT FOR LIQUEFYING HELIUM, ASSOCIATED SYSTEM, AND ASSOCIATED USE OF THE SYSTEM

#16
20210291110
2021-09-23

Method and arrangement for recovering a helium product from natural gas by membrane unit

#17
20210199377
2021-07-01

Helium gas liquefier and method for liquefying helium gas

#18
20200041201
2020-02-06

REFRIGERATION AND/OR LIQUEFACTION DEVICE, AND ASSOCIATED METHOD

#19
20200003070
2020-01-02

Raw material gas liquefying device and method of controlling this raw material gas liquefying device

#20
20190360747
2019-11-28

Industrial and hydrocarbon gas liquefaction

#21
20190285339
2019-09-19

Raw material gas liquefying device and method of controlling this raw material gas liquefying device

#22
20190277562
2019-09-12

Method and Device for Removing Helium from a Pressurized Container

#23
20190032995
2019-01-31

Liquiefying a gaseous medium

#24
20190032854
2019-01-31

Liquiefying a gaseous medium

#25
20180202712
2018-07-19

Method for cooling a process flow

#26
20180100696
2018-04-12

Facility and method for producing liquid helium

#27
20170370638
2017-12-28

SYSTEM AND METHOD FOR IMPROVING THE LIQUEFACTION RATE IN CRYOCOOLER-BASED CRYOGEN GAS LIQUIFIERS

#28
20170328603
2017-11-16

Refrigeration system including micro compressor-expander thermal units

#29
20170284736
2017-10-05

System, apparatus and methods for a superduct based on a thermally reactive nosecone

#30
20170059242
2017-03-02

Gas displacement pump assembly

#31
20170002802
2017-01-05

Helium management control system

#32
20160369946
2016-12-22

Cryostat including gas phase volume-varying unit

#33
20160305708
2016-10-20

Device and method for cooling and/or low-temperature liquefaction

#34
20160282042
2016-09-29

Industrial and hydrocarbon gas liquefaction

#35
20150345860
2015-12-03

System and method for recovery and recycling coolant gas at elevated pressure

#36
20150316315
2015-11-05

Refrigeration and/or liquefaction device, and associated method

#37
20150153428
2015-06-04

Cooling device and method for magnetic resonance imaging system

#38
20150040596
2015-02-12

Helium management control system

#39
20140260416
2014-09-18

Liquefaction systems and associated processes and methods

#40
20130291585
2013-11-07

Installation and method for producing liquid helium

#41
20130192273
2013-08-01

Gas liquefaction system and method

#42
20130104597
2013-05-02

Helium-recovery plant

#43
20130047632
2013-02-28

GAS LIQUEFACTION SYSTEM AND METHOD

#44
20130019620
2013-01-24

Helium management control system

#45
20130014517
2013-01-17

Liquefier with pressure-controlled liquefaction chamber

#46
20120279239
2012-11-08

Method and device for low-temperature cooling/liquefaction

#47
20100313583
2010-12-16

Helium management control system

#48
20090199579
2009-08-13

Process for cooling a storage container

#49
20090094992
2009-04-16

Gas liquifier

#50
20070251266
2007-11-01

Cryogenic liquefying/refrigerating method and system

#51
20070107448
2007-05-17

Helium management control system

#52
20050091991
2005-05-05

System and method for storing gases at low temperature using a cold recovery system

#53
16134777
2020-01-14

Systems and methods for helium liquefaction