ClassID:

160314

F25J3/064 - CPC Classification

Classification description:

Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream separation of CnHm with 2 carbon atoms or more

Recent Application in this class:
#1
20250083088
2025-03-13

METHODS OF BUTANE DELIVERY

#2
20220389337
2022-12-08

Method and apparatus for recovering C2—C4 components in methane-containing industrial gas

#3
20200200471
2020-06-25

Multi-product liquefaction method and system

#4
20190277566
2019-09-12

METHOD FOR CRYOGENICALLY SEPARATING A NATURAL GAS STREAM

#5
20190128600
2019-05-02

Method and apparatus for separating hydrocarbons

#6
20190078840
2019-03-14

Multi-product liquefaction method and system

#7
20190041124
2019-02-07

Integrated expander-motor compressor

#8
20180328659
2018-11-15

METHODS FOR RECOVERING NITROGEN FROM PROCESS GAS STREAMS

#9
20180328658
2018-11-15

METHODS FOR PRODUCING PRESSURIZED ALKENE GAS

#10
20180328657
2018-11-15

METHODS FOR PRODUCING PRESSURIZED ALKENE GAS

#11
20180328656
2018-11-15

METHODS FOR RECOVERING ALKENES FROM PROCESS GAS STREAMS

#12
20180306498
2018-10-25

Method and system for preparing a lean methane-containing gas stream

#13
20180266760
2018-09-20

Ethane recovery or ethane rejection operation

#14
20180120007
2018-05-03

Gas recovery system, compressor system, and refrigeration cycle system

#15
20170191753
2017-07-06

Ethane recovery or ethane rejection operation

#16
20150267131
2015-09-24

NOremoval method

#17
20150184931
2015-07-02

Systems and methods for flexible propane recovery

#18
20150143842
2015-05-28

Method to recover LPG and condensates from refineries fuel gas streams

#19
20150121953
2015-05-07

PROCESS FOR RELIQUEFYING A METHANE-RICH FRACTION

#20
20140260335
2014-09-18

Methods and devices for drying hydrocarbon containing gas

#21
20140075986
2014-03-20

Production of ethane for start-up of an LNG train

#22
20130291720
2013-11-07

Systems and methods for recovering hydrocarbons from a polyolefin purge gas product

#23
20130125581
2013-05-23

Ethylene expansion for low temperature refrigeration in polyethylene vent recovery

#24
20130035534
2013-02-07

METHOD AND AN APPARATUS FOR NGL/GPL RECOVERY FROM A HYDROCARBON GAS, IN PARTICULAR FROM NATURAL GAS

#25
20130019612
2013-01-24

Method and apparatus for recovering from a pressurized gas a liquid fraction, in particular hydrocarbons having two or more carbon atoms

#26
20130000349
2013-01-03

APPARATUS AND METHODS FOR THE RECOVERY OF HYDROCARBONACEOUS AND ADDITIONAL PRODUCTS FROM OIL SHALE AND SANDS VIA MULTI-STAGE CONDENSATION

#27
20120096895
2012-04-26

Process for separating and recovering NGLs from hydrocarbon streams

#28
20120024690
2012-02-02

Multistage cyclonic fluid separator

#29
20110289962
2011-12-01

Natural gas liquids recovery device and method

#30
20110016917
2011-01-27

Method of removing and solidifying carbon dioxide from a fluid stream and fluid separation assembly

#31
20100313598
2010-12-16

Separation of a Fluid Mixture Using Self-Cooling of the Mixture

#32
20100281916
2010-11-11

PROCESS FOR THE PURIFICATION OF AN HYDROCARBON GAS STREAM BY FREEZING OUT AND SEPARATING THE SOLIDIFIED ACIDIC CONTAMINANTS

#33
20100258476
2010-10-14

Apparatus for the recovery of hydrocarbonaceous and additional products from oil shale and sands via multi-stage condensation

#34
20100126215
2010-05-27

Method For Cooling A Cryogenic Exchange Line

#35
20100122542
2010-05-20

METHOD AND APPARATUS FOR ADJUSTING HEATING VALUE OF NATURAL GAS

#36
20100107686
2010-05-06

METHOD AND APPARATUS FOR SEPARATING ONE OR MORE C2+ HYDROCARBONS FROM A MIXED PHASE HYDROCARBON STREAM

#37
20090282863
2009-11-19

Method to produce natural gas liquids NGLs at gas Pressure Reduction Stations

#38
20090259081
2009-10-15

Method and system for reducing heating value of natural gas

#39
20090249829
2009-10-08

Method for selective extraction of natural gas liquids from “rich” natural gas

#40
20090145167
2009-06-11

METHODS, APPARATUSES AND SYSTEMS FOR PROCESSING FLUID STREAMS HAVING MULTIPLE CONSTITUENTS

#41
20090095020
2009-04-16

Liquefaction of Associated Gas at Moderate Conditions

#42
20080307827
2008-12-18

METHOD OF REFINING NATURAL GAS AND NATURAL GAS REFINING SYSTEM

#43
20080202160
2008-08-28

Method and device for fractionated cryocondensation

#44
20080028770
2008-02-07

Method and device for cryocondensation

#45
20070130991
2007-06-14

Liquefaction of associated gas at moderate conditions

#46
20060260356
2006-11-23

Liquid natural gas processing

#47
20060235256
2006-10-19

Combined recovery of hydrogen and hydrocarbon liquids from hydrogen-containing gases

#48
20050113468
2005-05-26

Natural gas liquefaction and conversion method

#49
13764908
2017-01-31

Condensation collection system