F25J1/0269 - CPC Classification Index

ClassID:

160107 ⎘

F25J1/0269 - 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 Arrangement of liquefaction units or equipments fulfilling the same process step, e.g. multiple "trains" concept

Sub-classes:

F25J1/027 » {Inter-connecting multiple hot equipments upstream of the cold box} 13
F25J1/0271 » {Inter-connecting multiple cold equipments within or downstream of the cold box} 33

Recent Application in this class:

20260146789

RECIPROCATING RAPID COOLDOWN LOOP FOR CRYOGENIC DEVICES

20250198696

LIQUEFIED NATURAL GAS PRODUCTION FACILITY ON GRAVITY-BASED STRUCTURES

20240401876

PROCESS AND APPARATUS FOR THE RECOVERY OF BOIL-OFF GAS FROM THE LIQUEFACTION OF HYDROGEN

20210088274

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

20190063807

Helium management control system

20180209724

Continuous mixed refrigerant optimization system for the production of liquefied natural gas (LNG)

20170350649

Liquefied gas cooling apparatus

20170016666

Systems and methods for floating dockside liquefaction of natural gas

20160356545

GAS LIQUEFACTION METHOD AND SYSTEM

20160109179

Isolated power networks within an all-electric LNG plant and methods for operating same

20160046354

Systems and methods for floating dockside liquefaction of natural gas

20150354887

Liquefied gas production facility

20130104597

Helium-recovery plant

20120131950

Arrangement for liquefying natural gas and method for starting said arrangement

20100319361

Method of producing a gasified hydrocarbon stream; method of liquefying a gaseous hydrocarbon stream; and a cyclic process

20100186446

APPARATUS FOR THE LIQUEFACTION OF A GAS AND METHODS RELATING TO SAME

20100126186

METHOD AND APPARATUS FOR GENERATING A GASEOUS HYDROCARBON STREAM FROM A LIQUEFIED HYDROCARBON STREAM

20100101272

PROCESS OF LIQUEFYING A GASEOUS METHANE-RICH FEED FOR OBTAINING LIQUID NATURAL GAS

20080307826

Apparatus and method for optimizing a natural gas liquefaction train having a nitrogen cooling loop

20070017250

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

20060201853

System for liquefying light hydrocarbon gas with a plurality of light hydrocarbon gas liquefaction trains

20060112726

Modular LNG process