ClassID:

160101

F25J1/0259 - 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; Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used; Construction and layout of liquefaction equipments, e.g. valves, machines Modularity and arrangement of parts of the liquefaction unit and in particular of the cold box, e.g. pre-fabrication, assembling and erection, dimensions, horizontal layout "plot"

Recent Application in this class:
#1
20250230975
2025-07-17

INTEGRATED LIQUEFIED NATURAL GAS (LNG) PRODUCTION FACILITY ON A GRAVITY-BASED STRUCTURE (GBS)

#2
20240271865
2024-08-15

OPTIMIZED ARRANGEMENT OF A MID SCALE LIQUIFIED NATURAL GAS PRODUCTION UNIT

#3
20230392860
2023-12-07

COMPACT SYSTEM AND METHOD FOR THE PRODUCTION OF LIQUEFIED NATURAL GAS

#4
20230235954
2023-07-27

Modular mid-scale liquefied natural gas production system and method

#5
20220333859
2022-10-20

Refrigeration device and system

#6
20220333828
2022-10-20

Refrigeration device and facility

#7
20220316797
2022-10-06

Fabrication method of a plant facility

#8
20220307731
2022-09-29

SYSTEM, METHOD AND APPARATUS FOR THE REGENERATION OF NITROGEN ENERGY WITHIN A CLOSED LOOP CRYOGENIC SYSTEM

#9
20220299263
2022-09-22

Heat exchange system and method of assembly

#10
20220290918
2022-09-15

Natural gas liquefying apparatus

#11
20220290917
2022-09-15

Natural gas liquefying apparatus

#12
20220074287
2022-03-10

Method for constructing and exploiting a hydrocarbons production facility, notably on an expanse of water, and associated exploitation facility

#13
20210381756
2021-12-09

COOLING METHOD FOR LIQUEFYING A FEED GAS

#14
20210333050
2021-10-28

Heat exchange system and method of assembly

#15
20210310731
2021-10-07

FLEXIBLE INSTALLATION OF A HYDROCARBON LIQUEFACTION UNIT

#16
20210190419
2021-06-24

Heat exchange system and method of assembly

#17
20210095919
2021-04-01

Hydrocarbon fluid liquefaction system installation and system therefor

#18
20200317305
2020-10-08

Offshore facility, floating crude oil production facility and method for generating liquefied natural gas

#19
20200300540
2020-09-24

Module for natural gas liquefaction devices, natural gas liquefaction device, and method for manufacturing natural gas liquefaction devices

#20
20200124345
2020-04-23

Large scale coastal liquefaction

#21
20200116426
2020-04-16

Method for constructing natural gas liquefaction plant

#22
20200041202
2020-02-06

Module for natural gas liquefier apparatus and natural gas liquefier apparatus

#23
20190314939
2019-10-17

INSTALLATION METHOD OF EQUIPMENT, INSPECTION METHOD OF EQUIPMENT, INSPECTION METHOD OF CONNECTION OF EQUIPMENT, SUPPORTING STRUCTURE

#24
20190193817
2019-06-27

NATURAL GAS LIQUEFACTION VESSEL

#25
20190055887
2019-02-21

Modular gas turbine system

#26
20190041127
2019-02-07

Full turbomachinery module for LNG plants or the like

#27
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

#28
20180320957
2018-11-08

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

#29
20180313604
2018-11-01

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

#30
20180100696
2018-04-12

Facility and method for producing liquid helium

#31
20180043486
2018-02-15

Machinery installation method, machinery inspection method, machinery linkage inspection method, and supporting structures

#32
20180038555
2018-02-08

Floating liquefied natural gas pretreatment system

#33
20180038554
2018-02-08

Floating liquefied natural gas pretreatment system

#34
20170356677
2017-12-14

System, method and apparatus for the regeneration of nitrogen energy within a closed loop cryogenic system

#35
20170328631
2017-11-16

Natural gas liquefaction system

#36
20170160009
2017-06-08

Gas liquefaction plant

#37
20170016666
2017-01-19

Systems and methods for floating dockside liquefaction of natural gas

#38
20160116209
2016-04-28

Floating liquefied-gas production facility

#39
20160046354
2016-02-18

Systems and methods for floating dockside liquefaction of natural gas

#40
20160010916
2016-01-14

Air-cooled modular LNG production facility

#41
20150354887
2015-12-10

Liquefied gas production facility

#42
20150075216
2015-03-19

Floating LNG plant comprising a first and a second converted LNG carrier and a method for obtaining the floating LNG plant

#43
20130283825
2013-10-31

Floating LNG plant

#44
20130277021
2013-10-24

Cold Box Design for Core Replacement

#45
20130139526
2013-06-06

Floating liquefied natural gas pretreatment system

#46
20120067079
2012-03-22

NITROGEN REJECTION AND LIQUIFIER SYSTEM FOR LIQUIFIED NATURAL GAS PRODUCTION

#47
20090208294
2009-08-20

APPARATUS FOR OFF-SHORE PROCESSING OF A HYDROCARBON STREAM

#48
20070208432
2007-09-06

HYDROCARBON FLUID PROCESSING PLANT DESIGN

#49
20070193303
2007-08-23

Scalable capacity liquefied natural gas plant

#50
20060213223
2006-09-28

Apparatus for the liquefaction of natural gas and methods relating to same

#51
20060213222
2006-09-28

Compact, modular method and apparatus for liquefying natural gas

#52
20060150671
2006-07-13

Gas liquefaction plant

#53
20060086140
2006-04-27

Vertical heat exchanger configuration for LNG facility