ClassID:

160546

F25J2280/40 - CPC Classification

Classification description:

Control of the process or apparatus Control of freezing of components

Recent Application in this class:
#1
20240219113
2024-07-04

METHOD AND SYSTEM FOR AVOIDING FREEZING OF AT LEAST ONE COMPONENT OF A CRYOGENIC FLUID INSIDE A CRYOGENIC HEAT EXCHANGER

#2
20230024241
2023-01-26

SOLVENT INJECTION FOR SOLIDS PREVENTION IN AN LNG PLANT

#3
20220275999
2022-09-01

REFRIGERATION AND/OR LIQUEFACTION METHOD, DEVICE AND SYSTEM

#4
20200003490
2020-01-02

Mixing and heat integration of melt tray liquids in a cryogenic distillation tower

#5
20190219328
2019-07-18

Heat exchange mechanism for removing contaminants from a hydrocarbon vapor stream

#6
20180306500
2018-10-25

Method for Preventing Fouling of Cryogenic Injection Systems

#7
20180266762
2018-09-20

Method for removing a foulant from a gas stream without external refrigeration

#8
20180224203
2018-08-09

Separating carbon dioxide and ethane from a mixed stream

#9
20170370640
2017-12-28

Reducing refrigeration and dehydration load for a feed stream entering a cryogenic distillation process

#10
20170176097
2017-06-22

Systems and Methods for Recovering Desired Light Hydrocarbons from Refinery Waste Gas Using a Back-End Turboexpander

#11
20170089638
2017-03-30

Treatment plant for hydrocarbon gas having variable contaminant levels

#12
20170082357
2017-03-23

Heating component to reduce solidification in a cryogenic distillation system

#13
20160370110
2016-12-22

Purge to intermediate pressure in cryogenic distillation

#14
20160290714
2016-10-06

Optimized heat exchange in a CO2 de-sublimation process

#15
20160187061
2016-06-30

Accumulation and melt tray assembly for a distillation tower

#16
20160138864
2016-05-19

Liquid collection system

#17
20160138863
2016-05-19

Heat exchange mechanism for removing contaminants from a hydrocarbon vapor stream

#18
20160116210
2016-04-28

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

#19
20160040930
2016-02-11

Cryogenic system for removing acid gases from a hydrocarbon gas stream

#20
20160010917
2016-01-14

Method and system for separating fluids in a distillation tower

#21
20150362251
2015-12-17

Method for separating a feed gas in a column

#22
20150300735
2015-10-22

Method and system for starting up a distillation tower

#23
20150204605
2015-07-23

Process for the separation of a gas rich in carbon dioxide

#24
20150159947
2015-06-11

Method and device for separating hydrocarbons and contaminants with a heating mechanism to destabilize and/or prevent adhesion of solids

#25
20150159946
2015-06-11

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

#26
20150159945
2015-06-11

Method of removing solids by modifying a liquid level in a distillation tower

#27
20150159944
2015-06-11

Method and device for separating a feed stream using radiation detectors

#28
20150159943
2015-06-11

Method and device for separating hydrocarbons and contaminants with a spray assembly

#29
20150159941
2015-06-11

Method and system for preventing accumulation of solids in a distillation tower

#30
20150159940
2015-06-11

Method and system of dehydrating a feed stream processed in a distillation tower

#31
20150159939
2015-06-11

Method and system of maintaining a liquid level in a distillation tower

#32
20150158796
2015-06-11

Method and system for separating a feed stream with a feed stream distribution mechanism

#33
20150157957
2015-06-11

Method and apparatus for cooling a flow containing at least 35% carbon dioxide and mercury

#34
20150013377
2015-01-15

Separating carbon dioxide and ethane from a mixed stream

#35
20140360226
2014-12-11

Module for treatment of carbon dioxide and treatment method thereof

#36
20140008829
2014-01-09

Device and method for extrusion of a solid body

#37
20130098105
2013-04-25

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

#38
20120204599
2012-08-16

CRYOGENIC SYSTEM FOR REMOVING ACID GASES FROM A HYDROCARBON GAS STREAM, WITH REMOVAL OF HYDROGEN SULFIDE

#39
20120186296
2012-07-26

PROCESS AND APPARATUS FOR SWEETENING AND LIQUEFYING A GAS STREAM

#40
20120125043
2012-05-24

CRYOGENIC SYSTEM FOR REMOVING ACID GASES FROM A HYDROCARBON GAS STREAM

#41
20120079852
2012-04-05

Systems and Methods for Removing Heavy Hydrocarbons and Acid Gases From a Hydrocarbon Gas Stream

#42
20120031144
2012-02-09

Cryogenic system for removing acid gases from a hydrocarbon gas stream, and method of removing acid gases

#43
20100107687
2010-05-06

PROCESS FOR REMOVING GASEOUS CONTAMINANTS FROM A FEED GAS STREAM COMPRISING METHANE AND GASEOUS CONTAMINANTS

#44
20100018248
2010-01-28

Controlled Freeze Zone Tower

#45
20090266107
2009-10-29

Integrated controlled freeze zone (CFZ) tower and dividing wall (DWC) for enhanced hydrocarbon recovery

#46
20090113932
2009-05-07

METHOD OF REMOVING SOLID CARBON DIOXIDE

#47
20080034789
2008-02-14

Integrated Acid Gas And Sour Gas Reinjection Process

#48
20060144079
2006-07-06

Method of removing solid carbon dioxide