ClassID:

160070

F25J1/0223 - 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 the cold stored in an external cryogenic component in an open refrigeration loop in combination with the subsequent re-vaporisation of the originally liquefied gas at a second location to produce the external cryogenic component

Recent Application in this class:
#1
20210348838
2021-11-11

SYSTEM AND METHOD FOR NATURAL GAS AND NITROGEN LIQUEFACTION WITH DIRECT DRIVE MACHINES FOR TURBINES AND BOOSTERS

#2
20200182542
2020-06-11

Staged cryogenic storage type supercritical compressed air energy storage system and method

#3
20190331414
2019-10-31

Method and system for cooling a hydrocarbon stream using a gas phase refrigerant

#4
20190285340
2019-09-19

Method and system for liquefaction of natural gas using liquid nitrogen

#5
20190072324
2019-03-07

System for utilizing carbon dioxide of flue gas captured by cold heat of liquefied natural gas

#6
20170167787
2017-06-15

Method of natural gas liquefaction on LNG carriers storing liquid nitrogen

#7
20170010041
2017-01-12

Systems and methods for the production of liquefied nitrogen using liquefied natural gas

#8
20160313057
2016-10-27

Integrated methane refrigeration system for liquefying natural gas

#9
20160138862
2016-05-19

Method and apparatus for cooling a hydrocarbon stream

#10
20110126451
2011-06-02

INTEGRATED PROCESS FOR CONVERTING NATURAL GAS FROM AN OFFSHORE FIELD SITE TO LIQUEFIED NATURAL GAS AND LIQUID FUEL

#11
20100319361
2010-12-23

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

#12
20100251763
2010-10-07

Apparatus and Methods for Natural Gas Transportation and Processing

#13
20100192626
2010-08-05

Method and apparatus for liquefying a gaseous hydrocarbon stream

#14
20100037654
2010-02-18

Method and apparatus for cooling a hydrocarbon stream

#15
20070186563
2007-08-16

System and method for cold recovery

#16
20060000615
2006-01-05

Infrastructure-independent deepwater oil field development concept