ClassID:

160543

F25J2280/10 - CPC Classification

Classification description:

Control of the process or apparatus Control for or during start-up and cooling down of the installation

Recent Application in this class:
#1
20250020399
2025-01-16

BLOW-DOWN METHOD OF RELIQUEFACTION SYSTEM FOR SHIP

#2
20250003679
2025-01-02

AIR SEPARATION SYSTEM AND AIR SEPARATION METHOD

#3
20240401878
2024-12-05

ZERO FLARING DURING NGL RECOVERY PLANT DRYING OUT

#4
20230314069
2023-10-05

FLEXIBLE ASU FOR VARIABLE ENERGY COST

#5
20220373257
2022-11-24

Pretreatment of natural gas prior to liquefaction

#6
20220252343
2022-08-11

PROCESS AND APPARATUS FOR HEAVY HYDROCARBON REMOVAL FROM LEAN NATURAL GAS BEFORE LIQUEFACTION

#7
20220155008
2022-05-19

Method and system for efficient nonsynchronous LNG production using large scale multi-shaft gas turbines

#8
20220074654
2022-03-10

Method to control the cooldown of main heat exchangers in liquefied natural gas plant

#9
20210404741
2021-12-30

Method for improved startup of an air separation unit having a falling film vaporizer

#10
20210372696
2021-12-02

ENHANCEMENTS TO A DUAL COLUMN NITROGEN PRODUCING CRYOGENIC AIR SEPARATION UNIT

#11
20210310730
2021-10-07

Method for starting up an argon separation column of an apparatus for air separation by cryogenic distillation and unit for implementing the method

#12
20210063082
2021-03-04

Thermodynamic system containing a fluid, and method for reducing pressure therein

#13
20200378680
2020-12-03

Gas separation system with auto-refrigeration and selective recycle for carbon dioxide capture and compression

#14
20200088466
2020-03-19

Helium extraction from natural gas

#15
20190063825
2019-02-28

Method and system for LNG production using standardized multi-shaft gas turbines, compressors and refrigerant systems

#16
20190049177
2019-02-14

Apparatus and method for separation of air by cryogenic distillation

#17
20190041130
2019-02-07

Method and device for separating air by cryogenic distillation

#18
20190041129
2019-02-07

Device and method for separating air by cryogenic distillation

#19
20190032995
2019-01-31

Liquiefying a gaseous medium

#20
20180335253
2018-11-22

Method and system for efficient nonsynchronous LNG production using large scale multi-shaft gas turbines

#21
20180216879
2018-08-02

Method for starting and operating a plant for the liquefaction of a gaseous product

#22
20180180053
2018-06-28

Method for handling the shutdown of a turbomachine string in a liquefaction plant of a gaseous product

#23
20180066889
2018-03-08

Pretreatment of natural gas prior to liquefaction

#24
20170292783
2017-10-12

Method of operating natural gas liquefaction facility

#25
20170176099
2017-06-22

PROCESS AND APPARATUS FOR HEAVY HYDROCARBON REMOVAL FROM LEAN NATURAL GAS BEFORE LIQUEFACTION

#26
20170082357
2017-03-23

Heating component to reduce solidification in a cryogenic distillation system

#27
20160370110
2016-12-22

Purge to intermediate pressure in cryogenic distillation

#28
20160363368
2016-12-15

Auto-refrigerated gas separation system for carbon dioxide capture and compression

#29
20160010917
2016-01-14

Method and system for separating fluids in a distillation tower

#30
20150300735
2015-10-22

Method and system for starting up a distillation tower

#31
20150159946
2015-06-11

Method and system of modifying a liquid level during start-up operations

#32
20130312457
2013-11-28

Process and device for the cryogenic separation of a methane-rich stream

#33
20130098105
2013-04-25

Cryogenic systems for removing acid gases from a hydrocarbon gas stream using co-current separation devices

#34
20130061632
2013-03-14

Integrated NGL Recovery In the Production Of Liquefied Natural Gas

#35
20120137728
2012-06-07

AUTO-REFRIGERATED GAS SEPARATION SYSTEM FOR CARBON DIOXIDE CAPTURE AND COMPRESSION

#36
20120131950
2012-05-31

Arrangement for liquefying natural gas and method for starting said arrangement

#37
20110239699
2011-10-06

Turbocompressor train and method for operation thereof and natural gas liquefaction plant having the turbocompressor train

#38
20110130883
2011-06-02

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

#39
20110126584
2011-06-02

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

#40
20110120184
2011-05-26

Purification of a gas stream

#41
20100326133
2010-12-30

METHOD AND APPARATUS FOR COOLING DOWN A CRYOGENIC HEAT EXCHANGER AND METHOD OF LIQUEFYING A HYDROCARBON STREAM

#42
20100281915
2010-11-11

Pre-Cooled Liquefaction Process

#43
20100186446
2010-07-29

APPARATUS FOR THE LIQUEFACTION OF A GAS AND METHODS RELATING TO SAME

#44
20100126215
2010-05-27

Method For Cooling A Cryogenic Exchange Line

#45
20090260367
2009-10-22

Multi-compressor string with multiple variable speed fluid drives

#46
20090249829
2009-10-08

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

#47
20090151390
2009-06-18

System for enhanced fuel gas composition control in an LNG facility

#48
20090054191
2009-02-26

Dual end gear fluid drive starter

#49
20080170948
2008-07-17

Multi-stage compressor/driver system and method of operation

#50
20080016910
2008-01-24

Integrated NGL recovery in the production of liquefied natural gas

#51
20070199345
2007-08-30

Cryogenic air separation plant with reduced liquid drain loss

#52
20070017250
2007-01-25

Apparatus for the liquefaction of a gas and methods relating to same

#53
20060283206
2006-12-21

Method for efficient nonsynchronous LNG production

#54
20050268648
2005-12-08

Enhanced operation of LNG facility equipped with refluxed heavies removal column

#55
20050086976
2005-04-28

Enhanced operation of LNG facility equipped with refluxed heavies removal column

#56
20050045033
2005-03-03

Vortex tube system and method for processing natural gas