ClassID:

29732

B01D53/8603 - CPC Classification

Classification description:

Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols,; Chemical or biological purification of waste gases; General processes for purification of waste gases; Apparatus or devices specially adapted therefor; Catalytic processes Removing sulfur compounds

Sub-classes:
Recent Application in this class:
#1
20250325941
2025-10-23

Systems and Methods for Pollution Control and Particulate Abatement for Use in Achieving Compliance with Regional Haze Regulations

#2
20250197314
2025-06-19

HYDROCARBON PRODUCTION SYSTEM AND HYDROCARBON PRODUCTION METHOD

#3
20250058274
2025-02-20

PROCESS AND SYSTEM FOR REMOVING IMPURITIES FROM A GAS STREAM

#4
20250023076
2025-01-16

FUEL PROCESSING UNIT FOR A FUEL CELL SYSTEM AND METHOD OF OPERATING THEREOF AT AN ELEVATED TEMPERATURE

#5
20220266195
2022-08-25

PROCESS FOR REMOVING CARBON MONOXIDE AND/OR GASEOUS SULPHUR COMPOUNDS FROM HYDROGEN GAS AND/OR ALIPHATIC HYDROCARBONS

#6
20210269379
2021-09-02

PROCESS FOR SULFUR REMOVAL FROM REFINERY OFF GAS

#7
20210245099
2021-08-12

Method of attaching/detaching catalytic unit and catalytic reactor

#8
20200246744
2020-08-06

Hydrogen sulfide removal process

#9
20200147547
2020-05-14

Method for the removal of oxygen from an industrial gas feed

#10
20200139352
2020-05-07

High metals content hydrolysis catalyst for use in the catalytic reduction of sulfur contained in a gas stream, and a method of making and using such composition

#11
20190388837
2019-12-26

Waste Gas Processing Device, Vacuum Coating System, and Operation Method of Waste Gas processing Device

#12
20190314759
2019-10-17

PROCESS FOR THE REMOVAL OF HYDROGEN CHLORIDE AND SULFUR OXIDES FROM A GAS STREAM BY ABSORPTION

#13
20190262773
2019-08-29

Claus unit treatment of shutdown tail gas

#14
20190262769
2019-08-29

Hydrogen sulfide removal process

#15
20190184383
2019-06-20

CATALYST INTENDED FOR DESULFURIZATION/DEMERCAPTANIZATION/DEHYDRATION OF GASEOUS HYDROCARBONS

#16
20190176079
2019-06-13

Gas clean-up unit and gas purification method

#17
20190161689
2019-05-30

Device, process, and catalyst intended for desulfurization/demercaptanization/dehydration of gaseous hydrocarbons

#18
20190151797
2019-05-23

Device, process, and catalyst intended for desulfurization and demercaptanization of gaseous hydrocarbons

#19
20190126201
2019-05-02

Method for the removal of oxygen from an industrial gas

#20
20190126199
2019-05-02

Process for the purifying of a raw gas stream containing mainly C1-C5 hydrocarbons and carbon dioxide, and impurities of organic and inorganic sulfur compounds, halogenated and non-halogenated volatile organic compounds and oxygen

#21
20190118137
2019-04-25

Device, process, and catalyst intended for desulfurization and demercaptanization of gaseous hydrocarbons

#22
20190072337
2019-03-07

Recovery and re-use of waste energy in industrial facilities

#23
20190072336
2019-03-07

Recovery and re-use of waste energy in industrial facilities

#24
20180353893
2018-12-13

REMOVAL OF HETEROATOM-CONTAINING COMPOUNDS FROM FLUIDS

#25
20180319723
2018-11-08

Process for sulfur removal from refinery off gas

#26
20180207579
2018-07-26

Device, process, and catalyst intended for desulfurization and demercaptanization of gaseous hydrocarbons

#27
20180202721
2018-07-19

Recovery and re-use of waste energy in industrial facilities

#28
20180200699
2018-07-19

Device, process, and catalyst intended for desulfurization/demercaptanization/dehydration of gaseous hydrocarbons

#29
20180169637
2018-06-21

Additives for gas phase oxidative desulfurization catalysts

#30
20180147528
2018-05-31

SYSTEM FOR SULFUR CONTAMINATE REMOVAL FROM HYDROCARBON LIQUIDS AND GASES AND METHODS THEREOF

#31
20180111114
2018-04-26

Method for treatment of gas

#32
20180094866
2018-04-05

Systems for recovery and re-use of waste energy in hydrocracking-based configuration for integrated crude oil refining and aromatics complex

#33
20180094865
2018-04-05

Systems for recovery and re-use of waste energy in hydrocracking-based configuration for integrated crude oil refining and aromatics complex

#34
20180094864
2018-04-05

Systems for recovery and re-use of waste energy in crude oil refining and aromatics complex

#35
20180094863
2018-04-05

Systems for recovery and re-use of waste energy in crude oil refining facility and aromatics complex

#36
20180094862
2018-04-05

Systems for recovery and re-use of waste energy in crude oil refining facility and aromatics complex through simultaneous intra-plant integration and plants' thermal coupling

#37
20180094861
2018-04-05

Recovery and re-use of waste energy in industrial facilities

#38
20180029023
2018-02-01

Additives for gas phase oxidative desulfurization catalysts

#39
20170333826
2017-11-23

Process for removing and recovering HS from a gas stream by cyclic adsorption

#40
20170274360
2017-09-28

High metals content hydrolysis catalyst for use in the catalytic reduction of sulfur contained in a gas stream, and a method of making and using such composition

#41
20170274324
2017-09-28

Claus unit treatment of shutdown tail gas

#42
20170237100
2017-08-17

Fuel cell system and desulfurization system

#43
20170237099
2017-08-17

Fuel cell system and desulfurization system

#44
20170165607
2017-06-15

METHODS AND APPARATUS TO TREAT EXHAUST STREAMS

#45
20170082374
2017-03-23

Recovery and re-use of waste energy in industrial facilities

#46
20170082373
2017-03-23

Recovery and re-use of waste energy in industrial facilities

#47
20170059261
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#48
20170059260
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#49
20170059259
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#50
20170058720
2017-03-02

Power generation from waste heat in integrated crude oil refining, aromatics, and utilities facilities

#51
20170058718
2017-03-02

Power generation using independent triple organic rankine cycles from waste heat in integrated crude oil refining and aromatics facilities

#52
20170058703
2017-03-02

Power generation from waste heat in integrated hydrocracking and diesel hydrotreating facilities

#53
20170058208
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#54
20170058207
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#55
20170058206
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#56
20170054169
2017-02-23

Fuel cell system and desulfurization system

#57
20160361687
2016-12-15

PROCESS FOR SULFUR REMOVAL FROM REFINERY OFF GAS

#58
20160339381
2016-11-24

Method for heat-treating a material flow and for cleaning resulting exhaust gases

#59
20160319205
2016-11-03

System and method for creating and maintaining liquid bunker and reducing sulfur contaminants

#60
20160296889
2016-10-13

Catalyst for the oxidation of sulfur compounds

#61
20150375203
2015-12-31

Precipitated and calcined composition based on zirconium oxide and cerium oxide

#62
20150352482
2015-12-10

Method for treating sulphur-containing exhaust gases and device thereof

#63
20150273429
2015-10-01

System and method for creating and maintaining liquid bunker and reducing sulfur contaminants

#64
20150221967
2015-08-06

Fuel cell system and desulfurization system

#65
20150202608
2015-07-23

Deodorizing material, process for manufacturing deodorizing material, and deodorizing device

#66
20150144037
2015-05-28

Nano-hybrid catalyst for NOremoval

#67
20140363360
2014-12-11

Systems and methods for removal of organic sulfides and hydrogen sulfide contaminants from mixed gas streams

#68
20140294710
2014-10-02

Method for preparing a catalyst composition suitable for removing sulfur from a catalytic reduction system

#69
20140255805
2014-09-11

Fuel cell system having biogas desulfurizer assembly with manganese oxide desulfurizer material

#70
20140235915
2014-08-21

Process for sulfur removal from refinery off gas

#71
20130253073
2013-09-26

Photocatalyst composition and preparation for the same

#72
20130052108
2013-02-28

Composition containing oxides of zirconium, cerium and another rare earth having reduced maximum reducibility temperature, a process for preparation and use thereof in the field of catalysis

#73
20130028796
2013-01-31

PURIFICATION UNIT AND DEODORIDING DEVICE

#74
20120329644
2012-12-27

CATALYST COMPOSITION AND CATALYTIC REDUCTION SYSTEM

#75
20120282146
2012-11-08

Filtering device

#76
20120232322
2012-09-13

Desulphurisation process

#77
20120148468
2012-06-14

Catalyst composition useful in the catalytic reduction of sulfur compound contained in a gas stream and a method of making and using such composition

#78
20120015259
2012-01-19

Fuel cell system and desulfurization system

#79
20110281318
2011-11-17

METHOD AND APPARATUS FOR TREATING AN OFF-GAS STREAM

#80
20110265380
2011-11-03

Process for producing purified natural gas

#81
20110247493
2011-10-13

Method for removing contaminants from gas flows containing water

#82
20110243824
2011-10-06

Catalyst supports

#83
20110108463
2011-05-12

Catalyst and its use in desulphurisation

#84
20110077437
2011-03-31

Process for sulfur removal from refinery off gas

#85
20110067306
2011-03-24

Processes and Apparatuses for Reducing Pollutants and Producing Syngas

#86
20100311848
2010-12-09

Process for a reduction in the amount of sulphur compounds, hydrogen cyanide, and formic acid in synthesis gas

#87
20100284879
2010-11-11

Treatments of tail gas from a claus unit over an optimized sequence of catalysts

#88
20100233054
2010-09-16

CATALYST AND PROCESS FOR THE DESULFURIZATION OF HYDROCARBON-COMPRISING GASES

#89
20100150805
2010-06-17

HIGHLY STABLE AND REFRACTORY MATERIALS USED AS CATALYST SUPPORTS

#90
20100143229
2010-06-10

Simultaneous warm gas desulfurization and CO-shift for improved syngas cleanup

#91
20100135896
2010-06-03

Catalyst for removal of sulfer from a gaseous stream

#92
20100135883
2010-06-03

CATALYST SUPPORTS

#93
20100037774
2010-02-18

Process and system for the abatement of impurities from a gas stream

#94
20100018903
2010-01-28

Desulphurization of hydrocarbon feeds using electrolytic hydrogen

#95
20090136404
2009-05-28

Catalyst composition useful in the catalytic reduction of sulfur compound contained in a gas stream and a method of making and using such composition

#96
20090060807
2009-03-05

Process for removing sulfur from a fuel gas stream

#97
20090050534
2009-02-26

Process for removing sulfur from separate less reactive and more reactive fuel gas streams containing organic sulfur and light olefins

#98
20090050533
2009-02-26

Process for removing sulfur from a fuel gas stream additionally containing carbon dioxide and light olefins

#99
20090038992
2009-02-12

PROCESS FOR THE REMOVAL OF SULPHUR COMPOUNDS AND CARBON DIOXIDE FROM A GAS STREAM

#100
20090004096
2009-01-01

COS-Claus configurations and methods

#101
20090004080
2009-01-01

Configurations and methods for SOremoval in oxygen-containing gases

#102
20080279759
2008-11-13

Process for producing a purified gas stream

#103
20080279758
2008-11-13

Configurations and methods for effluent gas treatment

#104
20080227631
2008-09-18

Method for Producing a Catalyst for the Desulfurization of Hydrocarbon Flows

#105
20080083658
2008-04-10

Catalyst and its use in desulphurisation

#106
20080039318
2008-02-14

Desulfurization and novel process for same

#107
20070193925
2007-08-23

Method of capturing mercaptans contained in a natural gas by concentration

#108
20070031309
2007-02-08

Method of removing impurities from a gas

#109
20070031302
2007-02-08

Method and apparatus for purifying a gas

#110
20070028766
2007-02-08

Method for removing impurities from a gas

#111
20070028764
2007-02-08

Method for enabling the provision of purified carbon dioxide

#112
20070003477
2007-01-04

Purification of a mixture of h2/co by catalysis of the impurities

#113
20060272502
2006-12-07

Process for the removal of SO, HCN and HS and Optionally COS, CSand NHfrom a gas stream

#114
20060133975
2006-06-22

Adsorbent, porous filter, air cleaning device, method of cleaning air, and method of manufacturing porous filter

#115
20060131216
2006-06-22

Systems and processes for reducing the sulfur content of hydrocarbon streams

#116
20060131179
2006-06-22

Method for low temperature, high activity and selectivity catalytic conversion using electrochemical (NEMCA) cells

#117
20060118465
2006-06-08

Catalytic sulfur removal from a hydrocarbon stream

#118
20060035784
2006-02-16

Method for removing sulfur compounds from gases containing hydrocarbons

#119
20050220703
2005-10-06

Process for producing synthesis gas for the fischer-tropsch synthesis and producing apparatus thereof

#120
20050100495
2005-05-12

Process for eliminating sulfur-containing compounds by direct oxidation

#121
20050020446
2005-01-27

Desulfurization and novel process for same

#122
20050020445
2005-01-27

Desulfurization and novel process for same

#123
17510600
2023-01-10

Treating sulfur dioxide containing stream by acid aqueous absorption