ClassID:

160468

F25J2240/04 - CPC Classification

Classification description:

Processes or apparatus involving steps for expanding of process streams; Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream Multiple expansion turbines in parallel

Recent Application in this class:
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Method of Hydrogen Liquefaction Using Optimized Claude Refrigeration Cycles

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METHOD AND PLANT FOR PROVIDING A PRESSURIZED OXYGEN-RICH, GASEOUS AIR PRODUCT

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

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METHOD FOR PRODUCTION AND SUPPLY OF A DENSIFIED LIQUID OXYGEN PRODUCT FOR SPACE VEHICLE APPLICATIONS

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METHOD AND PLANT FOR LOW TEMPERATURE FRACTIONATION OF AIR

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

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

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

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LNG Liquefaction System and Process

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Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream

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2023-09-28

Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream

#12
20230160633
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Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent Vapor Stream

#13
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2023-04-27

SYSTEM AND METHOD TO PRODUCE LIQUEFIED NATURAL GAS

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SYSTEM AND METHOD TO PRODUCE LIQUEFIED NATURAL GAS

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SYSTEM AND METHOD TO PRODUCE LIQUEFIED NATURAL GAS

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SYSTEM AND METHOD TO PRODUCE LIQUEFIED NATURAL GAS

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Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent Vapor Stream

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SYSTEM AND METHOD TO PRODUCE LIQUEFIED NATURAL GAS USING TWO DISTINCT REFRIGERATION CYCLES WITH AN INTEGRAL GEAR MACHINE

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SYSTEM AND METHOD TO PRODUCE LIQUEFIED NATURAL GAS USING TWO DISTINCT REFRIGERATION CYCLES WITH AN INTEGRAL GEAR MACHINE

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Method for starting up a cryogenic air separation unit and associated air separation unit

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Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream

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20210341224
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Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream

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Nitrogen process for production of ammonia and liquid hydrogen

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20210190420
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Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream

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20210164729
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Apparatus and process for liquefying gases

#26
20210088278
2021-03-25

Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream

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20200333069
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METHOD AND DEVICE FOR SEPARATING AIR BY CRYOGENIC DISTILLATION

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Systems and methods for using multiple cryogenic hydraulic turbines

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2020-06-11

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

#30
20190137172
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Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream

#31
20190049177
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Apparatus and method for separation of air by cryogenic distillation

#32
20190041130
2019-02-07

Method and device for separating air by cryogenic distillation

#33
20190041129
2019-02-07

Device and method for separating air by cryogenic distillation

#34
20180347900
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Process for obtaining one or more air products and air separation plant

#35
20180335256
2018-11-22

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#36
20180038643
2018-02-08

Method for the integration of liquefied natural gas and syngas production

#37
20180038642
2018-02-08

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#38
20180038638
2018-02-08

Integration of industrial gas site with liquid hydrogen production

#39
20170167786
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Pre-Cooling of Natural Gas by High Pressure Compression and Expansion

#40
20170160008
2017-06-08

SYSTEM AND METHOD FOR LIQUEFACTION OF NATURAL GAS

#41
20170003072
2017-01-05

Systems and methods for using multiple cryogenic hydraulic turbines

#42
20160377340
2016-12-29

Liquefaction system using a turboexpander

#43
20160327334
2016-11-10

SYSTEM AND METHOD FOR LIQUEFACTION OF NATURAL GAS

#44
20160313056
2016-10-27

SYSTEM AND METHOD FOR LIQUEFACTION OF NATURAL GAS

#45
20160003534
2016-01-07

Method and apparatus for the cryogenic separation of air

#46
20140007616
2014-01-09

Ethane recovery and ethane rejection methods and configurations

#47
20120174625
2012-07-12

METHOD AND DEVICE FOR PRODUCING A GASEOUS PRESSURIZED OXYGEN PRODUCT BY CRYOGENIC SEPARATION OF AIR

#48
20120118006
2012-05-17

Method and apparatus for separating air by cryogenic distillation

#49
20110259046
2011-10-27

Process and apparatus for the separation of air by cryogenic distillation

#50
20110130883
2011-06-02

Method and apparatus for controlling a compressor and method of cooling a hydrocarbon stream

#51
20110126584
2011-06-02

METHOD AND APPARATUS FOR TREATING A HYDROCARBON STREAM AND METHOD OF COOLING A HYDROCARBON STREAM

#52
20110120186
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Method and device for producing air gases in a gaseous and liquid form with a high flexibility and by cryogenic distillation

#53
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2011-03-24

Processes and Device for Low Temperature Separation of Air

#54
20110011130
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Method And Apparatus For The Production Of Gas From Air In Highly Flexible Gaseous And Liquid Form By Cryogenic Distillation

#55
20090232663
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Compressor-expander set critical speed avoidance

#56
20090229275
2009-09-17

COMPACT CONFIGURATION FOR CRYOGENIC PUMPS AND TURBINES

#57
20090194461
2009-08-06

METHOD FOR TREATING A HYDROCARBON STREAM

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PROCESS AND DEVICE FOR LOW-TEMPERATURE SEPARATION OF AIR

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20090183505
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PARALLEL FLOW CRYOGENIC LIQUIFIED GAS EXPANDERS

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20090078001
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Cryogenic Distillation Method and System for Air Separation

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20080223076
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Cryogenic Distillation Method and Installation for Air Separation

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20080148770
2008-06-26

Process to obtain liquefied natural gas

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20070204652
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PROCESS AND APPARATUS FOR PRODUCING ULTRAPURE OXYGEN

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20070193303
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Scalable capacity liquefied natural gas plant

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20070017251
2007-01-25

Cryogenic distillation method and system for air separation

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20050138960
2005-06-30

Cryogenic air separation system for producing elevated pressure nitrogen

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Apparatus and process for liquefying gases