ClassID:

30507

B01D2257/602 - CPC Classification

Classification description:

Components to be removed; Heavy metals or heavy metal compounds Mercury or mercury compounds

Recent Application in this class:
#1
20260061391
2026-03-05

COPPER EMBEDDED POLYURETHANE FOAM FOR MERCURY REMOVAL

#2
20250303358
2025-10-02

EXHAUST GAS TREATMENT SYSTEM, POWER GENERATION FACILITY COMPRISING SAME, AND EXHAUST GAS TREATMENT METHOD

#3
20250256259
2025-08-14

HALOGENATED ACTIVATED CARBON COMPOSITIONS AND METHODS OF MAKING AND USING SAME

#4
20250170551
2025-05-29

SORBENTS FOR REMOVAL OF MERCURY AND OTHER CONTAMINANTS

#5
20250161918
2025-05-22

STABILISED ZINC OXIDE MATERIALS

#6
20250144565
2025-05-08

REMOVING HEAVY METALS FROM OFF-GAS FOR CARBON CAPTURE

#7
20250090997
2025-03-20

REMOVAL OF MERCURY IN A GAS DEHYDRATION PROCESS USING THERMALLY STABLE CHEMICAL ADDITIVES

#8
20250083123
2025-03-13

SELENIUM NANOMATERIALS AND METHODS OF MAKING AND USING SAME

#9
20250041798
2025-02-06

VERSATILE SCRUBBING LIQUID FOR REMOVAL OF CONTAMINANTS FROM A GASEOUS STREAM

#10
20250020870
2025-01-16

Carbon Sequestration Methods and Systems

#11
20240390848
2024-11-28

APPARATUS AND METHOD FOR MERCURY REMOVAL

#12
20240367091
2024-11-07

Processes For Suppressing Emission of Mercury Vapor

#13
20240367090
2024-11-07

SYSTEMS AND METHODS FOR REMOVAL OF MERCURY AND/OR HYDROCHLORIC ACID FROM GAS STREAMS USING CALCIUM-CONTAINING PARTICLES

#14
20240173664
2024-05-30

MOBILE FILTER DEVICE

#15
20240157292
2024-05-16

CARBON OXIDIZER, CARBON BURNER APPARATUS FOR USE WITH SAME, AND ASSOCIATED MERCURY RECOVERY METHOD

#16
20240109018
2024-04-04

Product for metal adsorption

#17
20230415123
2023-12-28

ARTICLES, SYSTEMS, AND METHODS INCLUDING ARTICLES WITH HALOGEN RESERVOIRS

#18
20230415086
2023-12-28

INDUSTRIAL AIR POLLUTION REMOVAL SYSTEM

#19
20230398486
2023-12-14

ARTICLES, SYSTEMS, AND METHODS INCLUDING ARTICLES WITH HALOGEN RESERVOIRS

#20
20230233992
2023-07-27

APPARATUS AND METHOD FOR EXHAUST GAS POLLUTION REDUCTION

#21
20230220287
2023-07-13

Hydrocarbon Pyrolysis of Feeds Containing Mercury

#22
20230211284
2023-07-06

METHOD AND SYSTEM FOR CONTROLLING MERCURY EMISSIONS FROM COAL-FIRED THERMAL PROCESSES

#23
20230182115
2023-06-15

SORBENT POLYMER COMPOSITES INCLUDING PHOSPHONIUM HALIDES, FLUE GAS TREATMENT DEVICES AND FLUE GAS TREATMENT METHODS UTILIZING THE SAME

#24
20230068024
2023-03-02

PREPARATION METHOD OF MERCURY REMOVAL MATERIAL

#25
20230048090
2023-02-16

Product for metal adsorption

#26
20230041369
2023-02-09

SORBENT COMPOSITIONS AND METHODS FOR THE REMOVAL OF CONTAMINANTS FROM A GAS STREAM

#27
20230030866
2023-02-02

CARRIER FOR MERCURY ADSORBENT AND METHOD FOR PREPARING THE CARRIER

#28
20220401891
2022-12-22

Method for removing a contaminant from water with a titanium polyamide nanocomposite

#29
20220401890
2022-12-22

Titania-polyamide nanocomposite formed by in situ polymerization

#30
20220339582
2022-10-27

HOT-SIDE METHOD AND SYSTEM

#31
20220331774
2022-10-20

Halogenated activated carbon compositions and methods of making and using same

#32
20220314193
2022-10-06

SORBENT COMPOSITIONS HAVING AMORPHOUS HALOGEN SPECIES FOR THE SEQUESTRATION OF CONTAMINANTS

#33
20220314164
2022-10-06

Mitigation of mercury vapor emissions

#34
20220314162
2022-10-06

Mercury removal by injection of reagents in gas phase

#35
20220274090
2022-09-01

Halogenated activated carbon compositions and methods of making and using same

#36
20220258099
2022-08-18

PERFORATED SORBENT POLYMER COMPOSITE SHEETS FOR ENHANCED MASS TRANSPORT

#37
20220226766
2022-07-21

Systems and methods for removing mercury from emissions

#38
20220143573
2022-05-12

High mechanical strength sorbent product, system, and method for controlling multiple pollutants from process gas

#39
20220143547
2022-05-12

REMOVAL OF MERCURY IN A GAS DEHYDRATION PROCESS USING THERMALLY STABLE CHEMICAL ADDITIVES

#40
20220126266
2022-04-28

Process for preparing sulfated adsorbents, sulfated adsorbents and use

#41
20220074655
2022-03-10

Method of natural gas pretreatment

#42
20220048044
2022-02-17

System and method for integrated removal of multiple pollutants in flue gas with near-zero emission

#43
20210402366
2021-12-30

METAL SULFIDES ON ALKALI EARTH PARTICLE SUBSTRATES

#44
20210356680
2021-11-18

Carbon sequestration methods and systems

#45
20210354083
2021-11-18

Sorbents for the oxidation and removal of mercury

#46
20210339222
2021-11-04

Selenium nanomaterials and methods of making and using same

#47
20210331137
2021-10-28

Selenium nanomaterials and methods of making and using same

#48
20210239318
2021-08-05

Sorbents for coal combustion

#49
20210215420
2021-07-15

HEAVY HYDROCARBON REMOVAL FROM LEAN GAS TO LNG LIQUEFACTION

#50
20210213387
2021-07-15

Magnetic adsorbents and methods of their use for removal of contaminants

#51
20210213383
2021-07-15

Apparatus and process for producing a deacidified fluid stream

#52
20210205866
2021-07-08

Spent activated carbon and industrial by product treatment system and method

#53
20210178325
2021-06-17

Magnetic adsorbents, methods for manufacturing a magnetic adsorbent, and methods of removal of contaminants from fluid streams

#54
20210170332
2021-06-10

SORBENTS FOR THE OXIDATION AND REMOVAL OF MERCURY

#55
20210154618
2021-05-27

Process for separation of heavy metals and/or sulfur species from ionic liquids

#56
20210147757
2021-05-20

Process for producing a deacidified fluid stream

#57
20210129079
2021-05-06

SORBENTS FOR THE OXIDATION AND REMOVAL OF MERCURY

#58
20210106942
2021-04-15

Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particles

#59
20210046431
2021-02-18

Simultaneous sorption of dyes and toxic metals from waters using titania-incorporated polyamide

#60
20210039043
2021-02-11

Method and system for controlling mercury emissions from coal-fired thermal processes

#61
20210001271
2021-01-07

Hot-side method and system

#62
20200368714
2020-11-26

SORBENTS COMPRISING ACTIVATED CARBON AND AMMONIUM PHOSPHATES

#63
20200324273
2020-10-15

Multi-functional composition of matter for removal of mercury from high temperature flue gas streams

#64
20200298179
2020-09-24

Component removal from a gas

#65
20200269186
2020-08-27

Methods for treating a flue gas stream using a wet scrubber unit

#66
20200240632
2020-07-30

Sorbents for coal combustion

#67
20200238252
2020-07-30

Method of preparing carbon-based sulfur-loading iron-containing adsorbent for mercury removal

#68
20200238214
2020-07-30

Process for the production of copper sulfide

#69
20200230549
2020-07-23

Reducing mercury air and water emissions from a coal fired power plant within a FGD system using a biocide

#70
20200206676
2020-07-02

ERODANTS AS CONVEYANCE AIDS AND METHOD OF MERCURY REMOVAL

#71
20200188847
2020-06-18

Removal of greenhouse gases and heavy metals from an emission stream

#72
20200164341
2020-05-28

METHOD OF MAKING A MERCURY SORBENT

#73
20200131061
2020-04-30

Modular system and method for mercury speciation in a fluid sample

#74
20200129924
2020-04-30

Methods for the treatment of a flue gas stream using catalytically-enhanced sorbent compositions

#75
20200114311
2020-04-16

Catalytically enhanced compositions for efficient removal of contaminants in flue gas streams

#76
20200078727
2020-03-12

MULTICOMPONENT COMPOSITIONS FOR MERCURY REMOVAL

#77
20200071219
2020-03-05

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

#78
20200061576
2020-02-27

High mechanical strength sorbent product, system, and method for controlling multiple pollutants from process gas

#79
20200048168
2020-02-13

Efficiency of a gas conditioning system via hydrate inhibitor injection

#80
20200047155
2020-02-13

Sorbents for removal of mercury

#81
20200047107
2020-02-13

Sorbent compositions and methods for the removal of contaminants from a gas stream

#82
20200009532
2020-01-09

Activated carbon sorbent including nitrogen and methods of using the same

#83
20200001228
2020-01-02

Methods for treating a flue gas stream using a wet scrubber unit

#84
20190388833
2019-12-26

Mercury emission control from a wet flue gas scrubber

#85
20190388826
2019-12-26

System for closed loop dehydration of a mercury removal unit

#86
20190358578
2019-11-28

Sorbent compositions having pneumatic conveyance capabilities

#87
20190351390
2019-11-21

Particulate material and a method for removing one or more contaminants from hydrocarbon gas

#88
20190336913
2019-11-07

Sorbents for the oxidation and removal of mercury

#89
20190329215
2019-10-31

SORBENTS FOR THE OXIDATION AND REMOVAL OF MERCURY

#90
20190329179
2019-10-31

TREATMENT OF COAL WITH MERCURY CONTROL ADDITIVES

#91
20190321778
2019-10-24

Method and system for controlling mercury emissions from coal-fired thermal processes

#92
20190291041
2019-09-26

Method for the treatment of a flue gas stream

#93
20190282999
2019-09-19

Metal adsorbent material and uses thereof

#94
20190282994
2019-09-19

Method For Preparing A Sorbent

#95
20190282958
2019-09-19

Exhaust gas pollution reduction

#96
20190275464
2019-09-12

Systems and methods for post combustion mercury control using sorbent injection and wet scrubbing

#97
20190275463
2019-09-12

Low pressure drop static mixing system

#98
20190275462
2019-09-12

Methods and compositions for the removal of mercury from gases

#99
20190247789
2019-08-15

Process for removing pollutants from a flue gas

#100
20190201920
2019-07-04

SYSTEMS, LANCES, NOZZLES, AND METHODS FOR POWDER INJECTION RESULTING IN REDUCED AGGLOMERATION

#101
20190201841
2019-07-04

Integrated Wet Scrubbing System

#102
20190201834
2019-07-04

Systems and methods for closed loop dehydration of a mercury removal unit

#103
20190193051
2019-06-27

Systems and methods for body-proximate recoverable capture of mercury vapor during cremation

#104
20190193048
2019-06-27

Selenium nanomaterials and methods of making and using same

#105
20190187386
2019-06-20

Carbon sequestration methods and systems

#106
20190151823
2019-05-23

Enhanced sorbent formulation for removal of mercury from flue gas

#107
20190128599
2019-05-02

Gas processing facility

#108
20190118141
2019-04-25

Hot-side method and system

#109
20190118139
2019-04-25

Catalyst mixture for the treatment of waste gas

#110
20190118138
2019-04-25

Process for the removal of heavy metals from fluids

#111
20190099708
2019-04-04

Systems and methods for removing mercury from emissions

#112
20190093883
2019-03-28

Sorbents for coal combustion

#113
20190076783
2019-03-14

Clean gas stack

#114
20190060862
2019-02-28

Iron-selenide-oxide sorbent composition for removing mercury (Hg) vapor from a gaseous stream; methods of use and methods of manufacture

#115
20190055477
2019-02-21

Process for removing mercury from crude oil

#116
20190039012
2019-02-07

Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particles

#117
20190023615
2019-01-24

Composition for treatment of flue gas waste products

#118
20190015821
2019-01-17

Catalyst for metal mercury oxidation reactions and nitrogen oxide reduction reactions, and exhaust gas purification method

#119
20190015779
2019-01-17

Cement kiln exhaust gas pollution reduction

#120
20190015773
2019-01-17

Apparatus for treating mercury-containing waste and method for recovering high purity elemental mercury using same apparatus

#121
20190010089
2019-01-10

Cement clinker line and a method for operating a cement clinker line

#122
20190010088
2019-01-10

Cement clinker line and a method for operating a cement clinker line

#123
20190009247
2019-01-10

SORBENT COMPRISING CARBON AND NITROGEN AND METHODS OF USING THE SAME

#124
20190009210
2019-01-10

Enhanced injection of mercury oxidants

#125
20190003767
2019-01-03

Hail tower for gas-vapor separations

#126
20180353941
2018-12-13

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

#127
20180347812
2018-12-06

Device and method for treating flue gases

#128
20180345204
2018-12-06

Functional fiber for adsorbing heavy metal and method for producing same

#129
20180328231
2018-11-15

Thermal power generation system and control method for same

#130
20180326396
2018-11-15

Emissions control system including capability to clean and/or rejuvenate carbon-based sorbents and method of use

#131
20180326346
2018-11-15

Emissions control system with CZTS sorbents, CZTS-based alloy sorbents, and/or carbon-based sorbents and method of use

#132
20180318757
2018-11-08

Kiln baghouse with dynamically selectable and reconfigurable polishing and non-polishing operations

#133
20180311609
2018-11-01

Remote monitoring of adsorber process units

#134
20180306509
2018-10-25

Method of spray drying and washing and method of controlling air pollution

#135
20180306495
2018-10-25

Method for separating components using solids producing multi-stage direct and indirect-contact exchange

#136
20180304229
2018-10-25

IMPROVED METHOD OF MAKING A MERCURY SORBENT

#137
20180292336
2018-10-11

TEMPERATURE DIFFERENTIAL FLUID SENSOR

#138
20180280946
2018-10-04

Catalyst for treating an exhaust gas, an exhaust system and a method

#139
20180280943
2018-10-04

Catalyst for treating an exhaust gas, an exhaust system and a method

#140
20180280870
2018-10-04

Sorbents for the oxidation and removal of mercury

#141
20180257031
2018-09-13

Sorbents for the oxidation and removal of mercury

#142
20180257030
2018-09-13

Sorbents for the oxidation and removal of mercury

#143
20180250628
2018-09-06

SORBENT INJECTION SYSTEM AND METHOD FOR TREATING FLUE GASES

#144
20180238543
2018-08-23

SAND BED DOWNDRAFT FURNACE AND ACTIVATED CARBON SCRUBBER

#145
20180236400
2018-08-23

Mercury control in a seawater flue gas desulfurization system

#146
20180229211
2018-08-16

Copper adsorbent for gas purification

#147
20180229182
2018-08-16

Sorbents for the oxidation and removal of mercury

#148
20180224121
2018-08-09

Sorbents for coal combustion

#149
20180200672
2018-07-19

METHOD FOR SEPARATING MERCURY FROM FLUE GAS

#150
20180187111
2018-07-05

Pretreatment equipment for hydrocarbon gas to be liquefied and shipping base equipment

#151
20180180285
2018-06-28

Coal-fired boiler exhaust gas treatment apparatus and coal-fired boiler exhaust gas treatment method

#152
20180169609
2018-06-21

Method for preparing a sorbent

#153
20180169579
2018-06-21

Flue gas cleaning installation and method for cleaning flue gas

#154
20180169578
2018-06-21

Method for removing mercury from flue gases of incineration plants

#155
20180169576
2018-06-21

Injection of Sorbents in Ductwork Feeding Wet Scrubbers for Mercury Emission Control

#156
20180169575
2018-06-21

Method and system for controlling mercury emissions from coal-fired thermal processes

#157
20180169573
2018-06-21

PROCESS FOR TREATING A GAS CONTAMINATED BY METALS OR ORGANICS COMPOUNDS USING A CALCIUM-PHOSPHATE REACTANT COMPRISING APATITE

#158
20180161757
2018-06-14

Fine particle size activated carbon

#159
20180161753
2018-06-14

Method for preparing a sorbent

#160
20180161752
2018-06-14

Method for preparing a sorbent

#161
20180161726
2018-06-14

SYSTEM AND METHOD FOR MERCURY CONTROL FOR USE IN CONJUNCTION WITH ONE OR MORE NATIVE HALOGENS CONTAINED IN A COMBUSTION FUEL AND/OR SOURCE

#162
20180140999
2018-05-24

DECOMPOSITION OF AMMONIUM HALIDES FOR MERCURY EMISSIONS REDUCTION

#163
20180133688
2018-05-17

Composite graphene-based material

#164
20180133646
2018-05-17

Sorbents for the oxidation and removal of mercury

#165
20180118617
2018-05-03

NOx reduction process in a cement kiln manufacturing system

#166
20180117598
2018-05-03

Method to reduce mercury, acid gas, and particulate emissions

#167
20180117578
2018-05-03

Shaped catalyst particle

#168
20180117528
2018-05-03

Filter for removing mercury in high-purity gases or aerosol

#169
20180104667
2018-04-19

SORBENT BLEND COMPOSITIONS FOR MERCURY REMOVAL FROM FLUE GASES

#170
20180056273
2018-03-01

Flue gas purification system and process using a sorbent polymer composite material

#171
20180056236
2018-03-01

Process to decouple regeneration gas compressor from regeneration gas treating

#172
20180050304
2018-02-22

Systems and methods for post combustion mercury control using sorbent injection and wet scrubbing

#173
20180043329
2018-02-15

High mechanical strength sorbent product, system, and method for controlling multiple pollutants from process gas

#174
20180038555
2018-02-08

Floating liquefied natural gas pretreatment system

#175
20180038554
2018-02-08

Floating liquefied natural gas pretreatment system

#176
20180029006
2018-02-01

Methods for the treatment of a flue gas stream using sorbent compositions having amorphous halogen species

#177
20180028971
2018-02-01

Methods for the manufacture of a sorbent composition having a catalyst component

#178
20180028970
2018-02-01

Methods for the treatment of a flue gas stream using catalytically-enhanced sorbent compositions

#179
20180028963
2018-02-01

Methods for treating a flue gas stream using a wet scrubber unit

#180
20180022617
2018-01-25

Recovery of valuable resources from produced water and coal combustion products

#181
20180017319
2018-01-18

Heavy hydrocarbon removal from lean gas to LNG liquefaction

#182
20180011261
2018-01-11

Pushable multi-fiber connector

#183
20180001257
2018-01-04

Multi-functional composition of matter for rapid removal of mercury from a flue gas

#184
20170362098
2017-12-21

System for removing bromide from a wastewater stream

#185
20170361340
2017-12-21

Systems, lances, nozzles, and methods for powder injection resulting in reduced agglomeration

#186
20170361302
2017-12-21

Heavy metal capture mass with improved performances

#187
20170361272
2017-12-21

Method and system for controlling mercury emissions from coal-fired thermal processes

#188
20170355920
2017-12-14

Process, method and system for removal of mercury in a gas dehydration process

#189
20170354951
2017-12-14

HYDROPHOBIC ADSORBENTS AND MERCURY REMOVAL PROCESSES THEREWITH

#190
20170341086
2017-11-30

Gas stream treatment process

#191
20170341013
2017-11-30

Method for treating a flue gas stream with a sorbent composition having pneumatic conveyance capabilities

#192
20170326498
2017-11-16

Sulfite Preconditioning Systems And Methods To Reduce Mercury Concentrations In Waste Water

#193
20170312684
2017-11-02

Systems and methods for post combustion mercury control using sorbent injection and wet scrubbing

#194
20170296959
2017-10-19

Broad-spectrum matrix for contaminated emissions sorbent compounds and method of use

#195
20170292700
2017-10-12

Sorbents for coal combustion

#196
20170266612
2017-09-21

MERCURY CONTROL USING MODERATE-TEMPERATURE DISSOCIATION OF HALOGEN COMPOUNDS

#197
20170259208
2017-09-14

Reconfigurable segmental contaminated emissions capture and collection system utilizing a fluidized bed apparatus with a method for tilting and/or agitation

#198
20170259207
2017-09-14

Emissions contaminant capture and collection system utilizing an integrated fluidized bed apparatus and method of use

#199
20170239644
2017-08-24

Activated carbon sorbent including nitrogen and methods of using the same

#200
20170225121
2017-08-10

Air pollution control system and air pollution control method

#201
20170216772
2017-08-03

Hot-side method and system

#202
20170198634
2017-07-13

Renewable combined cycle low turbine boost

#203
20170182451
2017-06-29

Process for purifying fluids

#204
20170173557
2017-06-22

Sorbent comprising carbon and nitrogen and methods of using the same

#205
20170173524
2017-06-22

CARBON NANOCOMPOSITE SORBENT AND METHODS OF USING THE SAME FOR SEPARATION OF ONE OR MORE MATERIALS FROM A GAS STREAM

#206
20170136444
2017-05-18

Chemically-Enhanced Sorbent Activation Process and Method for Using Same

#207
20170136408
2017-05-18

Treatment process of gas containing zero-valent mercury and mercury separation system

#208
20170128908
2017-05-11

SORBENTS FOR THE OXIDATION AND REMOVAL OF MERCURY

#209
20170113185
2017-04-27

Systems and methods for removing combustion products from a power generation cycle

#210
20170100692
2017-04-13

Promoted ammonium salt-protected activated carbon sorbent particles for removal of mercury from gas streams

#211
20170089572
2017-03-30

Process and apparatus for reducing acid plume

#212
20170080402
2017-03-23

SORBENTS FOR REMOVAL OF MERCURY

#213
20170065933
2017-03-09

Cement kiln exhaust gas pollution reduction

#214
20170056853
2017-03-02

Enhanced sorbent formulation for removal of mercury from flue gas

#215
20170050145
2017-02-23

Complexation and removal of mercury from flue gas desulfurization systems

#216
20170043316
2017-02-16

Sorbent compositions having amorphous halogen species for the sequestration of contaminants

#217
20170037323
2017-02-09

Process for removing metals from hydrocarbons

#218
20170036161
2017-02-09

Method for the treatment of a flue gas stream

#219
20170028343
2017-02-02

Air quality by eliminating greenhouse gas emissions through a process of conversion of flue gases into liquid or semi-solid chemicals

#220
20170014762
2017-01-19

MERCURY REMOVAL APPARATUS, A FLUE GAS TREATMENT SYSTEM, AND A METHOD OF REMOVING MERCURY

#221
20160354766
2016-12-08

Catalyst for synergistic control of oxynitride and mercury and method for preparing the same

#222
20160354723
2016-12-08

Heavy metal removal

#223
20160354721
2016-12-08

Mist elimination and pollutant removal device and method

#224
20160346730
2016-12-01

Method of controlling a wet scrubber useful for removing sulphur dioxide from a process gas

#225
20160340243
2016-11-24

Cement kiln dust treatment system and method

#226
20160339385
2016-11-24

SORBENTS FOR REMOVAL OF MERCURY

#227
20160339384
2016-11-24

Method and arrangement for removing gaseous elementary mercury from a stream of gas

#228
20160332108
2016-11-17

Process, method, and system for removing mercury from fluids

#229
20160325203
2016-11-10

Spray drying apparatus and air pollution control system

#230
20160317969
2016-11-03

Apparatus and method for removing mercury from a gas

#231
20160315330
2016-10-27

Method for recycling used or discarded portable electric batteries

#232
20160306124
2016-10-20

Pushable multi-fiber connector

#233
20160304374
2016-10-20

Method for removing mercury from washer suspensions

#234
20160303506
2016-10-20

Processes for cooling a wet natural gas stream

#235
20160296886
2016-10-13

Multicomponent compositions for mercury removal

#236
20160288083
2016-10-06

Method for preparing a sorbent

#237
20160279596
2016-09-29

Method for preparing a sorbent

#238
20160279568
2016-09-29

Flue gas treatment using kraft mill waste products

#239
20160264869
2016-09-15

Coal upgrade plant and method for manufacturing upgraded coal

#240
20160263585
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