ClassID:

160325

F25J3/0695 - 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 Start-up or control of the process; Details of the apparatus used

Recent Application in this class:
#1
20260092736
2026-04-02

DIRECT AIR CAPTURE OF CO2

#2
20260092724
2026-04-02

CARBON-CAPTURE COOLING SYSTEM

#3
20250236803
2025-07-24

PLANT AND PROCESS FOR SEPARATING HYDROGEN FROM NATURAL GAS

#4
20250198697
2025-06-19

Heated Work-Extraction Mechanism for a Cryogenic-Based Carbon Dioxide Capture System

#5
20250189220
2025-06-12

SYSTEM AND METHOD FOR SEPARATING METHANE FROM LIVESTOCK GASES

#6
20250189219
2025-06-12

METHOD FOR PRESSURIZING A LIQUID EXITING A PHASE SEPARATOR

#7
20250085051
2025-03-13

PROCESS AND APPARATUS FOR SEPARATING CO2 FROM A FEED STREAM CONTAINING CO2, AT LEAST ONE LIGHTER COMPONENT AND AT LEAST ONE HEAVIER COMPONENT

#8
20240384929
2024-11-21

SYSTEM AND METHOD FOR TREATING ASSOCIATED GAS

#9
20240011707
2024-01-11

REMOVING HEAVY HYDROCARBONS TO PREVENT DEFROST SHUTDOWNS IN LNG PLANTS

#10
20230324116
2023-10-12

Systems and methods for separating a mixture of compressed-gas solvents

#11
20230266061
2023-08-24

Fuel Gas Conditioning System and Process to Improve Output Gas Quality

#12
20230048087
2023-02-16

METHANE SEPARATION SYSTEM AND METHOD

#13
20220276000
2022-09-01

Operation analysis method for natural gas plant

#14
20220178609
2022-06-09

Removing heavy hydrocarbons to prevent defrost shutdowns in LNG plants

#15
20220049896
2022-02-17

System and method for treating associated gas

#16
20210293476
2021-09-23

Gas liquefaction separator, gas liquefaction recovery system, and method for separating and recovering ethylene oxide

#17
20210270524
2021-09-02

Systems and related methods for separating nitrogen from a natural gas stream containing less than 25% nitrogen

#18
20200248872
2020-08-06

PROCESS AND APPARATUS FOR ESTABLISHING VACUUM INSULATION UNDER CRYOGENIC CONDITION

#19
20200132228
2020-04-30

CONDUIT SEAL ASSEMBLY

#20
20190170436
2019-06-06

Highly cost effective technology for capture of industrial emissions without reagent for clean energy and clean environment applications

#21
20190162470
2019-05-30

Fluid distribution device

#22
20190128603
2019-05-02

Vapor Stripping by Desublimation and Dissolution

#23
20190041124
2019-02-07

Integrated expander-motor compressor

#24
20180266760
2018-09-20

Ethane recovery or ethane rejection operation

#25
20180238620
2018-08-23

Air-sparged hydrocyclone for cryogenic gas vapor separation

#26
20180236397
2018-08-23

Hydrocyclone for cryogenic gas-vapor separation

#27
20180231307
2018-08-16

Method for removal of carbon dioxide from a carrier liquid

#28
20180224205
2018-08-09

Method for condensing a CO2 vapor stream beyond the frost point

#29
20180058758
2018-03-01

Cryogenic adsorption process for xenon recovery

#30
20170343279
2017-11-30

Compression method and apparatus for an apparatus for capturing COby low-temperature separation

#31
20170191753
2017-07-06

Ethane recovery or ethane rejection operation

#32
20150362251
2015-12-17

Method for separating a feed gas in a column

#33
20150300735
2015-10-22

Method and system for starting up a distillation tower

#34
20130089406
2013-04-11

Turbine outlet frozen gas capture apparatus and method

#35
20120060528
2012-03-15

Gas treatment device

#36
20110302955
2011-12-15

Method For Trapping CO2 By Solid Cryocondensation In A Turbine

#37
20110296868
2011-12-08

CO2 Recovery Method Using Cryo-Condensation

#38
20110252827
2011-10-20

CO2 Recovery And Cold Water Production Method

#39
20100126215
2010-05-27

Method For Cooling A Cryogenic Exchange Line

#40
20090249829
2009-10-08

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

#41
19016762
2025-09-02

Progressively chilled gas separation tanks

#42
18436588
2025-02-18

Fuel gas conditioning units for natural gas systems