ClassID:

160131

F25J1/0297 - 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.; Removal of the heat of compression, e.g. within an inter- or afterstage-cooler against an ambient heat sink using an externally chilled fluid, e.g. chilled water

Recent Application in this class:
#1
20230258400
2023-08-17

Systems and Methods for Utilizing Boil-Off Gas for Supplemental Cooling in Natural Gas Liquefaction Plants

#2
20200064060
2020-02-27

Heat exchanger configuration for a high pressure expander process and a method of natural gas liquefaction using the same

#3
20190128599
2019-05-02

Gas processing facility

#4
20190063685
2019-02-28

Method for liquid air and gas energy storage

#5
20180051929
2018-02-22

System and Method to Integrate Condensed Water with Improved Cooler Performance

#6
20180051928
2018-02-22

System and method for liquefying natural gas with turbine inlet cooling

#7
20180038644
2018-02-08

Method for liquefaction of industrial gas by integration of methanol plant and air separation unit

#8
20180038641
2018-02-08

Method for liquefaction of industrial gas by integration of methanol plant and air separation unit

#9
20170051968
2017-02-23

Integrated pre-cooled mixed refrigerant system and method

#10
20160341471
2016-11-24

Integrated pre-cooled mixed refrigerant system and method

#11
20160109178
2016-04-21

Systems and methods for natural gas liquefaction capacity augmentation

#12
20130239480
2013-09-19

Water intake riser assembly for an off-shore structure, and method of producing a liquefied hydrocarbon stream and method of producing a vaporous hydrocarbon stream

#13
20120006053
2012-01-12

VORTEX-INDUCED VIBRATION (VIV) SUPPRESSION OF RISER ARRAYS

#14
20110226008
2011-09-22

Integrated pre-cooled mixed refrigerant system and method

#15
20100107684
2010-05-06

Natural gas liquefaction process

#16
20080173043
2008-07-24

Method For the Liquefaction of a Hydrocarbon-Rich Stream

#17
20080006053
2008-01-10

Natural Gas Liquefaction Process

#18
20070251266
2007-11-01

Cryogenic liquefying/refrigerating method and system

#19
20060137590
2006-06-29

Vessel with deep water transfer system