ClassID:

29694

B01D53/48 - 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; Removing components of defined structure Sulfur compounds

Sub-classes:
Recent Application in this class:
#1
20260061360
2026-03-05

CARBON CAPTURE SYSTEM FOR PRODUCTION OF SODA ASH, BAKING SODA, METHANOL, & FORMALDEHYDE

#2
20250333305
2025-10-30

SULFUR GAS RECOVERY INCINERATOR INTELLIGENT FUEL OPTIMIZER

#3
20250281876
2025-09-11

DECONTAMINATING MATERIALS AND METHODS OF MAKING AND USING SAME

#4
20250263602
2025-08-21

REDUCING SLURRY EMULSION AND FOAMING IN OXIDATION-REDUCTION SULFUR REMOVAL PROCESSES

#5
20250188353
2025-06-12

SYSTEMS AND METHODS FOR CAPTURING GREENHOUSE GASES FROM COKE PRODUCTION FACILITIES

#6
20250115816
2025-04-10

FORMULATIONS AND METHODS TO REMOVE NON-ACIDIC SULFUR COMPOUNDS FROM GAS STREAMS

#7
20250059036
2025-02-20

MAKING FT PRODUCTS AFTER STREAM REFORMING AND HYDROCARBON REFORMING

#8
20250051671
2025-02-13

NATURAL GAS PROCESSING AND METHODS AND SYSTEMS RELATED THERETO

#9
20250002379
2025-01-02

SYSTEMS AND METHODS FOR TREATING CONTAMINATED WATER AS A SOURCE FOR HYDROGEN

#10
20240390847
2024-11-28

PYROLYSIS GAS TREATMENT INCLUDING HALOGEN AND/OR SULFUR REMOVAL

#11
20240286076
2024-08-29

METHOD AND SYSTEM FOR SULFUR, CARBON DIOXIDE AND HYDROGEN RECOVERY

#12
20240279480
2024-08-22

METHOD AND APPARATUS FOR RECOVERY AND REUSE OF TAIL GAS AND FLUE GAS COMPONENTS

#13
20240181389
2024-06-06

Hydrolysis reaction device for dechlorination and decyanation of blast furnace gas

#14
20240010516
2024-01-11

Valorization of Waste Streams

#15
20230391618
2023-12-07

Method of generating clean syngas

#16
20230365870
2023-11-16

Processes and systems for producing light olefins and aromatics from a mixed plastics stream

#17
20230257660
2023-08-17

Processes and systems for producing light olefins and aromatics from a mixed plastics stream

#18
20230242826
2023-08-03

METHOD OF ELIMINATION OF POLY- AND PERFLUOROALKYL SUBSTANCES (PFAS) IN A WASTEWATER BIOSOLIDS GASIFICATION PROCESS USING A THERMAL OXIDIZER AND HYDRATED LIME INJECTION

#19
20230211286
2023-07-06

SYSTEM AND METHOD FOR COOPERATIVELY TREATING WATER AND GAS TO REDUCE POLLUTANTS AND CARBON EMISSION

#20
20230166995
2023-06-01

ANAEROBIC MEMBRANE BIOREACTOR COUPLED WITH UV ADVANCED DISINFECTION PROCESS FOR WASTEWATER TREATMENT

#21
20230089058
2023-03-23

Using spent caustic solution from pygas treatment to neutralize halogens from liquified waste plastic

#22
20230076896
2023-03-09

Methods for Forming Silicates of Calcium

#23
20230059322
2023-02-23

Method of elimination of poly- and perfluoroalkyl substances (PFAS) in a wastewater biosolids gasification process using a thermal oxidizer and hydrated lime injection

#24
20230058285
2023-02-23

Integrated wellhead device for filtering injected and produced gases

#25
20220407099
2022-12-22

DESULFURIZATION UNIT, SOFC SYSTEM AND VEHICLE

#26
20220372374
2022-11-24

Installation for the production and a method of producing oil, gas and char for a coal black from elastomers, especially rubber waste, in the process of continuous pyrolysis

#27
20220266195
2022-08-25

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

#28
20220227630
2022-07-21

SIMULTANEOUS PROCESS FOR THE PRODUCTION OF CARBON BLACK AND CARBON NANOSTRUCTURES

#29
20220212142
2022-07-07

Apparatus and method for a carbon reduction assembly

#30
20220098036
2022-03-31

Method of producing a cooled syngas of improved quality

#31
20210394117
2021-12-23

METHOD AND APPARATUS FOR TREATING DISCHARGE GAS CONTAINING TARGET GAS IN PLASMA STATE

#32
20210363006
2021-11-25

Power generation using hydrogen fuel with economical carbon dioxide capture

#33
20210339161
2021-11-04

Waste water evaporation methods and apparatus

#34
20210331943
2021-10-28

Process and device for continuous treatment of high-concentration organic wastewater

#35
20210269379
2021-09-02

PROCESS FOR SULFUR REMOVAL FROM REFINERY OFF GAS

#36
20210230084
2021-07-29

Methods for gas phase oxidative desulphurization of hydrocarbons using CuZnAl catalysts promoted with group VIB metals

#37
20210156288
2021-05-27

removable scrubber for diesel engine exhaust

#38
20210079310
2021-03-18

COS and CSabatement method

#39
20210057769
2021-02-25

Desulfurizer

#40
20210053828
2021-02-25

Hydrogen sulfide production method and sulfur recovery method

#41
20200147544
2020-05-14

Post-combustion carbon dioxide capture and compression

#42
20200071219
2020-03-05

Control of aqueous arsenic, selenium, mercury or other metals from flue gas

#43
20200070087
2020-03-05

Process and apparatus for removal of metal carbonyls from crude synthesis gas

#44
20190388837
2019-12-26

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

#45
20190352177
2019-11-21

INTEGRATED SYSTEM AND METHOD FOR REMOVING ACID GAS FROM A GAS STREAM

#46
20190300798
2019-10-03

Sulfur adsorbent and a method of separating sulfur compounds from a sulfur-containing mixture

#47
20190292474
2019-09-26

Two-stage absorption for acid gas and mercaptan removal

#48
20190255463
2019-08-22

System and method for removing sulfur from hydrocarbon fluids

#49
20190210874
2019-07-11

Method of producing sulfur-depleted syngas

#50
20190210873
2019-07-11

Conditioned syngas composition, method of making same and method of processing same to produce fuels and/or fischer-tropsch products

#51
20190201830
2019-07-04

Membrane method processing system and process for high-concentration salt-containing organic waste liquid incineration exhaust gas

#52
20190151797
2019-05-23

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

#53
20190135839
2019-05-09

Sulfur scavenging materials

#54
20190118137
2019-04-25

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

#55
20190112188
2019-04-18

Hydrogen turbine compatible fuel source

#56
20190072337
2019-03-07

Recovery and re-use of waste energy in industrial facilities

#57
20190072336
2019-03-07

Recovery and re-use of waste energy in industrial facilities

#58
20190010052
2019-01-10

Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology

#59
20190010050
2019-01-10

Unconditioned syngas composition and method of cleaning up same for fischer-tropsch processing

#60
20180353941
2018-12-13

Method for preparing solids from a mixture of at least two malachite powders

#61
20180353929
2018-12-13

Method for preparing solids from a mixture of at least one malachite powder and an oxide powder and the use of said solids

#62
20180339902
2018-11-29

SYSTEMS AND METHODS FOR WATER GAS SHIFT WITH REDUCED STEAM CONSUMPTION

#63
20180319723
2018-11-08

Process for sulfur removal from refinery off gas

#64
20180318756
2018-11-08

PROCESS FOR REMOVING MERCAPTANS FROM A GAS STREAM

#65
20180311606
2018-11-01

Complex malodor removing equipment

#66
20180257935
2018-09-13

Enhancement of Claus tail gas treatment by sulfur dioxide-selective membrane technology

#67
20180222822
2018-08-09

Two-stage absorption for acid gas and mercaptan removal

#68
20180221817
2018-08-09

Integrated biogas cleaning system to remove water, siloxanes, sulfur, oxygen, chlorides and volatile organic compounds

#69
20180208289
2018-07-26

Exhaust gas processing apparatus

#70
20180207579
2018-07-26

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

#71
20180202721
2018-07-19

Recovery and re-use of waste energy in industrial facilities

#72
20180162729
2018-06-14

POWER GENERATION USING HYDROGEN FUEL WITH ECONOMICAL CARBON DIOXIDE CAPTURE

#73
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

#74
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

#75
20180094864
2018-04-05

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

#76
20180094863
2018-04-05

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

#77
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

#78
20180094861
2018-04-05

Recovery and re-use of waste energy in industrial facilities

#79
20180086992
2018-03-29

Process for simultaneous removal of arsenic and sulphur from hydrocarbon streams

#80
20180050909
2018-02-22

Method for converting biomass into fischer-tropsch products with carbon dioxide recycling

#81
20180043331
2018-02-15

Material such as film, fiber, woven and nonwoven fabric with adsorbancy

#82
20180038642
2018-02-08

PROCESS INTEGRATION OF A GAS PROCESSING UNIT WITH LIQUEFACTION UNIT

#83
20180030041
2018-02-01

Condensation product of 1-amino-2-propanol and formaldehyde and the use thereof for reducing the amount of hydrogen sulphide in liquids and gases

#84
20180023012
2018-01-25

COS and CSabatement method

#85
20170334718
2017-11-23

Integrated system and method for removing acid gas from a gas stream

#86
20170306247
2017-10-26

WATER-BASED FORMULATION OF H2S/MERCAPTAN SCAVENGER FOR FLUIDS IN OILFIELD AND REFINERY APPLICATIONS

#87
20170260074
2017-09-14

ENZYMES FOR REMOVING SULFUROUS COMPOUNDS IN DOWNHOLE FLUIDS

#88
20170216768
2017-08-03

Method of scavenging hydrogen sulfide and mercaptans using well treatment composites

#89
20170203985
2017-07-20

Biogeochemical transformations of flue gas desulfurization waste using sulfur oxidizing bacteria

#90
20170198908
2017-07-13

Rotational flow and sink flow-coupling integrated system for ultra-clean desulphuration and dedusting and desulphuration and dedusting method therefor

#91
20170190641
2017-07-06

Methods for gas phase oxidative desulphurization of hydrocarbons using CuZnAl catalysts promoted with group VIB metal oxides

#92
20170182456
2017-06-29

Aqueous lime slurry, preparation process and uses

#93
20170166446
2017-06-15

Method for syngas clean-up of semi-volatile organic compounds with metal removal

#94
20170152140
2017-06-01

Method for syngas clean-up of semi-volatile organic compounds with carbonyl sulfide removal

#95
20170152139
2017-06-01

Method for syngas clean-up of semi-volatile organic compounds with solids removal

#96
20170129578
2017-05-11

Exhaust gas processing apparatus

#97
20170096333
2017-04-06

Reforming device and method for manufacturing chemical products

#98
20170082374
2017-03-23

Recovery and re-use of waste energy in industrial facilities

#99
20170082373
2017-03-23

Recovery and re-use of waste energy in industrial facilities

#100
20170059261
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#101
20170059260
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#102
20170059259
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#103
20170058720
2017-03-02

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

#104
20170058718
2017-03-02

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

#105
20170058703
2017-03-02

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

#106
20170058208
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#107
20170058207
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#108
20170058206
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#109
20170036918
2017-02-09

Methods for carbon dioxide purification

#110
20170014767
2017-01-19

Acid gas capture system and method saving energy by cooling absorbent, which has passed reboiler, by means of steam condensate

#111
20170009258
2017-01-12

Process for the biological conversion of bisulphide into elemental sulphur

#112
20170001142
2017-01-05

System for the capture and release of acid gases

#113
20160361687
2016-12-15

PROCESS FOR SULFUR REMOVAL FROM REFINERY OFF GAS

#114
20160317965
2016-11-03

Method for treating sulfur hexafluoride using radiation and apparatus for collecting and treating by-products

#115
20160279595
2016-09-29

Regenerable system for the removal of sulfur compounds from a gas stream

#116
20160279566
2016-09-29

PROCESS FOR REMOVING MERCAPTANS FROM A GAS STREAM

#117
20160263551
2016-09-15

Sulfur scavenging materials

#118
20160166981
2016-06-16

Method of enhancing removal of gaseous contaminants from a feedstream in a treatment chamber having liquid medium

#119
20160101408
2016-04-14

Process for producing a regenerable oxide-based adsorbent

#120
20160045841
2016-02-18

NEW AND IMPROVED SYSTEM FOR PROCESSING VARIOUS CHEMICALS AND MATERIALS

#121
20160039697
2016-02-11

METHOD OF MITIGATING HYDROGEN SULFIDE OR MERCAPTAN CONTAMINATION WITH AN ENZYME BASED SCAVENGER

#122
20160032201
2016-02-04

Gas purification apparatus and gas purification method

#123
20160030916
2016-02-04

Method of scavenging hydrogen sulfide and mercaptans using well treatment composites

#124
20160017248
2016-01-21

COS and CSabatement method

#125
20150360173
2015-12-17

Sulfur scavenging materials for filters and coatings

#126
20150343421
2015-12-03

Sulfur scavenging materials comprising hexahydrotriazine-modified particle

#127
20150343352
2015-12-03

Sulfur scavenging materials for filters and coatings

#128
20150314262
2015-11-05

High capacity solid filtration media

#129
20150283499
2015-10-08

High solids magnesium hydroxide sea water slurries

#130
20150202589
2015-07-23

Reforming device and reforming method, and device for manufacturing chemical products equipped with reforming device and method for manufacturing chemical products

#131
20150174525
2015-06-25

Method for preventing inactivation of flue gas desulfurization apparatus

#132
20150147241
2015-05-28

Infectious medical waste treatment system

#133
20150001132
2015-01-01

Epoxide-based hydrogen sulfide scavengers

#134
20150000244
2015-01-01

System and method for reducing emissions via solvent injection

#135
20140348736
2014-11-27

Adsorbent material, process for its preparation and use thereof

#136
20140334998
2014-11-13

Material such as film, fiber, woven and nonwoven fabric with adsorbancy

#137
20140255805
2014-09-11

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

#138
20140235915
2014-08-21

Process for sulfur removal from refinery off gas

#139
20140208998
2014-07-31

Staged combustion of sulfureous combustible effluents with recovery of the sulfur in the claus process

#140
20140140907
2014-05-22

Aqueous lime slurry, preparation process and uses

#141
20140131621
2014-05-15

Method for purification and conditioning of crude syngas based on properties of molten salts

#142
20140127106
2014-05-08

Regenerable oxide-based adsorbent

#143
20140116358
2014-05-01

Method of treating a carbon dioxide rich flue gas and a flue gas treatment system

#144
20130302233
2013-11-14

Process for removing mercaptans from a gas stream

#145
20130260443
2013-10-03

ODOR FILTER

#146
20130216460
2013-08-22

Process for the removal of sulfur compounds from gas streams

#147
20130202511
2013-08-08

Method for Removal of Heterocyclic Sulfur using Metallic Copper

#148
20130202510
2013-08-08

Method for Removal of Sulfur Using Cuprous Oxide

#149
20130174485
2013-07-11

Process and apparatus for reforming a high sulfur-containing liquid fuel

#150
20130139696
2013-06-06

Multi-directional outlet transition and hood

#151
20130121904
2013-05-16

Process for capturing sulphur impurities using specific retaining materials

#152
20130101486
2013-04-25

ON-LINE MONITORING AND CONTROLLING OF SULFUR COMPOUNDS IN POWER GENERATION FACILITIES FOR CARBON DIOXIDE CAPTURE PROCESSES AND ARTICLES COMPRISING THE SAME

#153
20130085307
2013-04-04

Biomass gasification gas purification system and method and methanol production system and method

#154
20120189521
2012-07-26

Air pollution control device and method for reducing amount of mercury in flue gas

#155
20120174623
2012-07-12

METHOD AND SYSTEM FOR EXTRACTING A SUBSTANCE BY MEANS OF ANTI-SUBLIMATION AND MELTING

#156
20120080389
2012-04-05

SOx REMEDIATION IN MANUFACTURING OPERATIONS

#157
20120063981
2012-03-15

Method and apparatus for removing contaminant from fluid

#158
20110315921
2011-12-29

Water-based formulation of H2S/mercaptan scavenger for fluids in oilfield and refinery applications

#159
20110250113
2011-10-13

Method of treating a syngas stream and an apparatus therefor

#160
20110237856
2011-09-29

Configurations and methods for removal of mercaptans from feed gases

#161
20110203583
2011-08-25

Methods for facilitating use of dimethyl sulfoxide (DMSO) by removal of same, related compounds, or associated odors

#162
20110174155
2011-07-21

Method for removing sulfur from a gas stream

#163
20110173886
2011-07-21

Hot gas purification

#164
20110165047
2011-07-07

Sulfide scavenging processes

#165
20110142740
2011-06-16

Method and system for treatment of malodorous gases emanating from a pulp mill

#166
20110104030
2011-05-05

Composition and method for removal of carbonyl sulfide from acid gas containing same

#167
20110077437
2011-03-31

Process for sulfur removal from refinery off gas

#168
20110000191
2011-01-06

EXHAUST GAS TREATMENT SYSTEM AND METHOD

#169
20100301269
2010-12-02

Composition and method for removal of carbonyl sulfide from acid gas containing same

#170
20100300290
2010-12-02

Composition and method for removal of carbonyl sulfide from acid gas containing same

#171
20100263534
2010-10-21

Amine absorber for carbon dioxide capture and processes for making and using the same

#172
20100178693
2010-07-15

Gas decomposing apparatus

#173
20100135884
2010-06-03

Process for Desulfurization of Hot Fuel Gases

#174
20100096594
2010-04-22

Process for decontaminating syngas

#175
20090118528
2009-05-07

Natural gas desulfurization

#176
20080279759
2008-11-13

Process for producing a purified gas stream

#177
20080173176
2008-07-24

Fluid scrubber

#178
20080034970
2008-02-14

Sulfur hexafluoride recycling system and method for recycling sulfur hexafluoride

#179
20070183953
2007-08-09

Separation of ammonia from sulfur compounds

#180
20070157810
2007-07-12

High capacity solid filtration media

#181
20060185512
2006-08-24

Composition and method for removal of carbonylsulfide from acid gas containing same

#182
20060121616
2006-06-08

Method and system for increasing efficiency of FGD operation in fossil fuel boilers

#183
20060104877
2006-05-18

Method of deacidizing a gas with a fractional regeneration absorbent solution

#184
20060067866
2006-03-30

Attrition resistant, zinc titanate-containing, reduced sulfur sorbents and methods of use thereof

#185
20060027043
2006-02-09

Method and apparatus for producing clean reducing gases from coke oven gas

#186
20050059548
2005-03-17

Desulfurization and novel sorbents for same

#187
20050022449
2005-02-03

High-capacity sulfur adsorbent bed and gas desulfurization method

#188
20050020446
2005-01-27

Desulfurization and novel process for same

#189
20050020441
2005-01-27

Gas purification medium for removing sulfides from gaseous streams

#190
20050013757
2005-01-20

Method and system for removing sulfur and dust from waste gases, particularly refinery waste gases

#191
18976755
2025-07-08

Carbon dioxide capture using magnetic heating

#192
17529342
2025-05-06

Reducing slurry emulsion and foaming in oxidation-reduction sulfur removal processes

#193
17406188
2022-05-24

Elimination of poly- and perfluoro alkyl substances (PFAS) in a wastewater biosolids gasification process using a thermal oxidizer and hydrated lime injection

#194
16152193
2022-01-25

Systems for the control and use of fluids and particles in fuel applications including boilers, refinery and chemical fluid heaters, rotary kilns, glass melters, solid dryers, drying ovens, organic fume incinerators, and scrubbers

#195
15826143
2019-03-26

Process for sulfur recovery from acid gas stream without catalytic Claus reactors

#196
15401838
2017-12-05

Exhaust gas clean-up system for fossil fuel fired power plant

#197
15081565
2017-10-24

Method for controlling gaseous mercury emission between two or more coal-fired combustion units