ClassID:

160535

F25J2270/902 - CPC Classification

Classification description:

Refrigeration techniques used; External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH, unspecified external refrigeration Details about the refrigeration cycle used, e.g. composition of refrigerant, arrangement of compressors or cascade, make up sources, use of reflux exchangers etc.

Recent Application in this class:
#1
20250189217
2025-06-12

SEPARATOR VESSEL AND INSTALLATION COMPRISING SUCH A VESSEL

#2
20240410646
2024-12-12

SYSTEM AND METHOD FOR REMOVING NATURAL GAS LIQUIDS FROM RICH GAS

#3
20230136307
2023-05-04

Managing make-up gas composition variation for a high pressure expander process

#4
20220196322
2022-06-23

System and method for removing natural gas liquids from rich gas

#5
20210396465
2021-12-23

MIXED REFRIGERANT SYSTEM FOR NATURAL GAS PROCESSING

#6
20210222947
2021-07-22

Process integration for natural gas liquid recovery

#7
20210080175
2021-03-18

METHOD AND APPARATUS FOR THE CRYOGENIC SEPARATION OF A SYNTHESIS GAS CONTAINING A NITROGEN SEPARATION STEP

#8
20200271380
2020-08-27

System and method for liquefying production gas from a gas source

#9
20200271020
2020-08-27

Natural gas liquid fractionation plant waste heat conversion to simultaneous power, cooling and potable water using integrated mono-refrigerant triple cycle and modified multi-effect-distillation system

#10
20200217585
2020-07-09

Method and system for cooling a hydrocarbon stream

#11
20200173310
2020-06-04

MODIFIED GOSWAMI CYCLE BASED CONVERSION OF GAS PROCESSING PLANT WASTE HEAT INTO POWER AND COOLING

#12
20200064061
2020-02-27

Managing make-up gas composition variation for a high pressure expander process

#13
20200040773
2020-02-06

Natural gas liquid fractionation plants low grade waste heat conversion to cooling, power and water

#14
20190331415
2019-10-31

Ethylene plant refrigeration system

#15
20190186831
2019-06-20

Process integration for natural gas liquid recovery

#16
20190186830
2019-06-20

Process integration for natural gas liquid recovery

#17
20190186828
2019-06-20

Process integration for natural gas liquid recovery

#18
20190186827
2019-06-20

Process integration for natural gas liquid recovery

#19
20190186826
2019-06-20

Process integration for natural gas liquid recovery

#20
20190186825
2019-06-20

Process integration for natural gas liquid recovery

#21
20190186824
2019-06-20

Process integration for natural gas liquid recovery

#22
20190186823
2019-06-20

Process integration for natural gas liquid recovery

#23
20190186822
2019-06-20

Process integration for natural gas liquid recovery

#24
20190186821
2019-06-20

Process integration for natural gas liquid recovery

#25
20190186820
2019-06-20

Process integration for natural gas liquid recovery

#26
20190186819
2019-06-20

Process integration for natural gas liquid recovery

#27
20190186818
2019-06-20

Process integration for natural gas liquid recovery

#28
20190162469
2019-05-30

METHOD AND SYSTEM FOR COOLING A HYDROCARBON STREAM

#29
20190162468
2019-05-30

METHOD AND SYSTEM FOR COOLING A HYDROCARBON STREAM

#30
20190151789
2019-05-23

Carbon dioxide capturing apparatus using cold heat of liquefied natural gas and power generation system using same

#31
20190093947
2019-03-28

Multiple pressure mixed refrigerant cooling system

#32
20190056176
2019-02-21

Process and device for the cryogenic separation of synthesis gas

#33
20190055857
2019-02-21

Organic Rankine cycle based conversion of gas processing plant waste heat into power

#34
20190048758
2019-02-14

Natural gas liquid fractionation plant waste heat conversion to simultaneous power, cooling and potable water using integrated mono-refrigerant triple cycle and modified multi-effect-distillation system

#35
20190048753
2019-02-14

Natural gas liquid fractionation plant cooling capacity and potable water generation using integrated vapor compression-ejector cycle and modified multi-effect distillation system

#36
20190017418
2019-01-17

Organic Rankine cycle based conversion of gas processing plant waste heat into power and cooling

#37
20190010832
2019-01-10

Modified Goswami cycle based conversion of gas processing plant waste heat into power and cooling with flexibility

#38
20180356150
2018-12-13

METHOD FOR OPTIMISING LIQUEFACTION OF NATURAL GAS

#39
20180347897
2018-12-06

Large-scale hydrogen liquefaction by means of a high pressure hydrogen refrigeration cycle combined to a novel single mixed-refrigerant precooling

#40
20180320958
2018-11-08

Method of control of the natural gas liquefaction process

#41
20180252469
2018-09-06

Method for removing a foulant from a gas stream with minimal external refrigeration

#42
20180187972
2018-07-05

Device for Separating Solid Carbon Dioxide from a Suspension

#43
20180112913
2018-04-26

Plate heat exchanger condenser-evaporator and process for low-temperature air separation

#44
20180073400
2018-03-15

Modified goswami cycle based conversion of gas processing plant waste heat into power and cooling with flexibility

#45
20180058752
2018-03-01

Refrigerant recovery in natural gas liquefaction processes

#46
20180051929
2018-02-22

System and Method to Integrate Condensed Water with Improved Cooler Performance

#47
20180045078
2018-02-15

Modified Goswami cycle based conversion of gas processing plant waste heat into power and cooling

#48
20170343280
2017-11-30

Refrigerant vent rectifier and efficiency booster

#49
20170306803
2017-10-26

Organic Rankine cycle based conversion of gas processing plant waste heat into power and cooling

#50
20170292784
2017-10-12

System and method for liquefying production gas from a gas source

#51
20170131029
2017-05-11

Method and system for providing supplemental refrigeration to an air separation plant

#52
20170074558
2017-03-16

Weather-vaning air-cooled heat exchangers

#53
20170067684
2017-03-09

Mixed refrigerant distributed chilling scheme

#54
20170058722
2017-03-02

Organic Rankine cycle based conversion of gas processing plant waste heat into power

#55
20170058711
2017-03-02

Organic rankine cycle based conversion of gas processing plant waste heat into power and cooling

#56
20170058709
2017-03-02

Modified Goswami cycle based conversion of gas processing plant waste heat into power and cooling with flexibility

#57
20160282043
2016-09-29

Method of cooling using extended binary refrigeration system

#58
20160116210
2016-04-28

Method and system of controlling a temperature within a melt tray assembly of a distillation tower

#59
20160102908
2016-04-14

Refrigerant recovery in natural gas liquefaction processes

#60
20150233633
2015-08-20

LNG recovery from syngas using a mixed refrigerant

#61
20150013380
2015-01-15

Method for separating off acid gases from natural gas

#62
20140026613
2014-01-30

Cryogenic COseparation using a refrigeration system

#63
20120079841
2012-04-05

Refrigeration process and system for recovering cold from methane by refrigerants

#64
20120000243
2012-01-05

SEPARATION OF CARBON DIOXIDE AND HYDROGEN

#65
20110232327
2011-09-29

Method for Processing Off Gas

#66
20110203312
2011-08-25

Method and system for optimized LNG production

#67
20110192191
2011-08-11

HIGH PRESSURE PHYSICAL ABSORPTION PROCESS FOR USE IN CARBON CAPTURE IN ENERGY PRODUCTION PROCESSES

#68
20110146342
2011-06-23

METHOD OF COOLING USING EXTENDED BINARY REFRIGERATION SYSTEM

#69
20100313600
2010-12-16

Method and apparatus for pressurized product production

#70
20080245101
2008-10-09

Integrated Method and Installation for Cryogenic Adsorption and Separation for Producing Co2

#71
20080223075
2008-09-18

Process and Apparatus for the Separation of Air by Cryogenic Distillation

#72
20080115530
2008-05-22

Contaminant removal system for closed-loop refrigeration cycles of an LNG facility

#73
20060021377
2006-02-02

Refrigeration system

#74
20050198998
2005-09-15

Refrigeration system