ClassID:

160124

F25J1/0289 - 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; Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc. Use of different types of prime drivers of at least two refrigerant compressors in a cascade refrigeration system

Recent Application in this class:
#1
20250257939
2025-08-14

SYSTEMS AND METHODS FOR LNG REFRIGERATION AND LIQUEFACTION

#2
20240151464
2024-05-09

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

#3
20240142170
2024-05-02

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

#4
20240125547
2024-04-18

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

#5
20240125545
2024-04-18

DEVICE AND METHOD FOR REFRIGERATING OR LIQUEFYING A FLUID

#6
20200132366
2020-04-30

SYSTEM AND METHOD FOR LIQUEFACTION OF NATURAL GAS

#7
20190204006
2019-07-04

Systems and methods for LNG refrigeration and liquefaction

#8
20170307291
2017-10-26

Low pressure ethane liquefaction and purification from a high pressure liquid ethane source

#9
20160040928
2016-02-11

Flexible liquefied natural gas plant

#10
20140190205
2014-07-10

Method for liquefying natural gas with a triple closed circuit of coolant gas

#11
20120324861
2012-12-27

Compression Installation

#12
20120131950
2012-05-31

Arrangement for liquefying natural gas and method for starting said arrangement

#13
20120047943
2012-03-01

Process for natural gas liquefaction

#14
20110239699
2011-10-06

Turbocompressor train and method for operation thereof and natural gas liquefaction plant having the turbocompressor train

#15
20110209496
2011-09-01

SYSTEM FOR COMBINED CYCLE MECHANICAL DRIVE IN CRYOGENIC LIQUEFACTION PROCESSES

#16
20100263406
2010-10-21

METHOD AND APPARATUS FOR COOLING AND LIQUEFYING A HYDROCARBON STREAM

#17
20050005635
2005-01-13

Plant and process for liquefying natural gas