ClassID:

156842

F23J2215/60 - CPC Classification

Classification description:

Preventing emissions Heavy metals; Compounds thereof

Recent Application in this class:
#1
20240367090
2024-11-07

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

#2
20230211284
2023-07-06

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

#3
20220314164
2022-10-06

Mitigation of mercury vapor emissions

#4
20210332977
2021-10-28

Reducing mercury emissions from the burning of coal by remote sorbent addition

#5
20210106942
2021-04-15

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

#6
20200368714
2020-11-26

SORBENTS COMPRISING ACTIVATED CARBON AND AMMONIUM PHOSPHATES

#7
20200324273
2020-10-15

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

#8
20200248902
2020-08-06

Reducing mercury emissions from the burning of coal by remote sorbent addition

#9
20190275462
2019-09-12

Methods and compositions for the removal of mercury from gases

#10
20190201920
2019-07-04

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

#11
20190101286
2019-04-04

Reducing mercury emissions from the burning of coal

#12
20190039012
2019-02-07

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

#13
20190009210
2019-01-10

Enhanced injection of mercury oxidants

#14
20180362870
2018-12-20

Enzyme treatment of coal for mercury remediation

#15
20180347812
2018-12-06

Device and method for treating flue gases

#16
20180328231
2018-11-15

Thermal power generation system and control method for same

#17
20180200672
2018-07-19

METHOD FOR SEPARATING MERCURY FROM FLUE GAS

#18
20180161757
2018-06-14

Fine particle size activated carbon

#19
20180045408
2018-02-15

Reducing mercury emissions from the burning of coal

#20
20180001257
2018-01-04

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

#21
20170361340
2017-12-21

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

#22
20170241641
2017-08-24

Control of combustion system emissions

#23
20170225120
2017-08-10

Method and apparatus for removing mercury from a flue gas stream

#24
20170050145
2017-02-23

Complexation and removal of mercury from flue gas desulfurization systems

#25
20160327265
2016-11-10

Reducing mercury emissions from the burning of coal

#26
20160201903
2016-07-14

Method of and apparatus for combusting sulfurous fuel in a circulating fluidized bed boiler

#27
20160199772
2016-07-14

Removal of mercury emissions

#28
20160082385
2016-03-24

High-efficiency method for removing sulfur and mercury of coal-fired flue gas, and apparatus thereof

#29
20160016113
2016-01-21

Reducing hydrochloric acid in cement kilns

#30
20150226423
2015-08-13

Dual-bed system for preventing boiler heating surface from being contaminated

#31
20150202594
2015-07-23

Fine particle size activated carbon

#32
20150174526
2015-06-25

Wet type flue-gas desulfurization method

#33
20150165416
2015-06-18

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

#34
20150114225
2015-04-30

Method for the purification of flue gas, filter system therefor, and retrofit unit

#35
20150096480
2015-04-09

Reducing mercury emissions from the burning of coal

#36
20140361105
2014-12-11

Steam mill system useful for mercury control

#37
20140328739
2014-11-06

Emission control system

#38
20140158029
2014-06-12

Emission control system

#39
20140141380
2014-05-22

Reducing mercury emissions from the burning of coal

#40
20130294987
2013-11-07

Dry processes, apparatus compositions and systems for reducing mercury, sulfur oxides and HCl

#41
20130291722
2013-11-07

Method of cleaning a carbon dioxide containing gas, and a carbon dioxide purification system

#42
20130109562
2013-05-02

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

#43
20130078169
2013-03-28

Removal of mercury emissions

#44
20130055937
2013-03-07

FLUE GAS DESULFURIZATION DEVICE, COMBUSTION SYSTEM AND COMBUSTION METHOD

#45
20130055891
2013-03-07

Method and equipment for treating CO-rich smoke

#46
20130036953
2013-02-14

Wet Type Flue-Gas Desulfurization Apparatus and Thermal Power Plant Having the Same

#47
20120294769
2012-11-22

Induced-draft injection systems and methods

#48
20120272877
2012-11-01

Reducing mercury emissions from the burning of coal

#49
20120213682
2012-08-23

NOVEL SORBENTS FOR MERCURY REMOVAL

#50
20120195815
2012-08-02

Emission control system

#51
20120189521
2012-07-26

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

#52
20120174830
2012-07-12

METHOD OF OPERATING A COAL BURNING FACILITY

#53
20120128540
2012-05-24

Air pollution control device

#54
20120100053
2012-04-26

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

#55
20110262331
2011-10-27

Air pollution control system and air pollution control method

#56
20110251449
2011-10-13

Treatment of fly ash

#57
20110209609
2011-09-01

Enhanced mercury capture from coal-fired power plants in the filtration baghouse using flue gas temperature as process control knob

#58
20110203499
2011-08-25

Reducing mercury emissions from the burning of coal

#59
20110197791
2011-08-18

Compositions and methods to sequester flue gas mercury in concrete

#60
20110165044
2011-07-07

Bromine chloride compositions for removing mercury from emissions produced during fuel combustion

#61
20110165043
2011-07-07

Method for purifying exhaust gas containing mercury metal, oxidation catalyst for mercury metal in exhaust gas and method for producing the same

#62
20110162524
2011-07-07

Sorbent compositions and processes for reducing mercury emissions from combustion gas streams

#63
20110135541
2011-06-09

Air pollution control apparatus and air pollution control system

#64
20110123403
2011-05-26

AIR POLLUTION CONTROL APPARATUS AND AIR POLLUTION CONTROL SYSTEM

#65
20110116981
2011-05-19

Air pollution control apparatus and air pollution control system

#66
20110097674
2011-04-28

System and method for delivery of solids in a carrier gas to a gas stream

#67
20110053100
2011-03-03

Composition and Method for Reducing Mercury Emitted into the Atmosphere

#68
20110052470
2011-03-03

Air pollution control system and method for coal combustion boiler

#69
20110044872
2011-02-24

Flue gas control system of coal combustion boiler and operating method thereof

#70
20110024680
2011-02-03

Metal contaminant removal compositions and methods for making and using the same

#71
20110020205
2011-01-27

Carbon-based catalyst for flue gas desulfurization and method of producing the same and use thereof for removing mercury in flue gas

#72
20100329955
2010-12-30

Wet scrubber additive for simultaneous removal of oxides and metals from a gas

#73
20100300336
2010-12-02

REDUCTION OF MERCURY FROM A COAL FIRED BOILER

#74
20100251938
2010-10-07

Reducing mercury emissions from the burning of coal

#75
20100223926
2010-09-09

Dust coal boiler, dust coal combustion method, dust coal fuel thermal power generation system, and waste gas purification system for dust coal boiler

#76
20100212494
2010-08-26

Method for eliminating mercury from a gas containing COand oxygen

#77
20100202945
2010-08-12

Method and apparatus for the enhanced removal of aerosols and vapor phase contaminants from a gas stream

#78
20100183493
2010-07-22

Exhaust gas treating apparatus and method

#79
20100116126
2010-05-13

Exhaust gas purifying method and apparatus

#80
20100080747
2010-04-01

Purifying carbon dioxide and producing acid

#81
20100080745
2010-04-01

Multi-stage process for purifying carbon dioxide and producing acid

#82
20100074818
2010-03-25

Air pollution control apparatus and air pollution control method

#83
20100074817
2010-03-25

Method and apparatus for treating discharge gas

#84
20100071348
2010-03-25

Exhaust gas treating method and apparatus

#85
20100068110
2010-03-18

Removal of Hg, NO, and SOwith using oxidants and staged gas/liquid contact

#86
20100055015
2010-03-04

Low temperature mercury control process

#87
20100040524
2010-02-18

Scrubber for removing pollutants from flue gas

#88
20100018395
2010-01-28

Method for capturing mercury from flue gas

#89
20090272267
2009-11-05

Methods and sorbents for utilizing a hot-side electrostatic precipitator for removal of mercury from combustion gases

#90
20090269262
2009-10-29

Air pollutant control system and method for removing mercury in flue gas

#91
20090269241
2009-10-29

Method for removing mercury in exhaust gas and system therefor

#92
20090249954
2009-10-08

Method for managing the use of flow-through monolithic sorbents for the sorption of a trace contaminant from a fluid stream

#93
20090235848
2009-09-24

Method and apparatus for removing mercury and particulates from combustion exhaust gas

#94
20090211444
2009-08-27

Method and system for reducing mercury emissions in flue gas

#95
20090078177
2009-03-26

Methods and apparatus for performing flue gas pollution control and/or energy recovery

#96
20090056538
2009-03-05

Control of mercury emissions from solid fuel combustion

#97
20090054719
2009-02-26

SYSTEM AND METHOD FOR RECYCLING OF LEAD FROM LEAD-BASED PAINT WASTE

#98
20090035200
2009-02-05

Low-temperature, moving bed catalytic reactor for control of NOemissions from combustion

#99
20090020052
2009-01-22

Integrated process for waste treatment by pyrolysis and related plant

#100
20080314242
2008-12-25

Mercury removal systems using beneficiated fly ash particles and methods thereof

#101
20080292512
2008-11-27

METHOD FOR PRODUCING AND USING A CARBONACEOUS SORBENT FOR MERCURY REMOVAL

#102
20080264047
2008-10-30

Catalyst Delivery System

#103
20080250715
2008-10-16

Process and apparatus for carbon capture and elimination of multi-pollutants in flue gas from hydrocarbon fuel sources and recovery of multiple by-products

#104
20080241030
2008-10-02

Control of emissions

#105
20080241029
2008-10-02

Methods and apparatus for removing mercury from combustion flue gas

#106
20080241028
2008-10-02

Methods and apparatus to facilitate reducing mercury emissions

#107
20080241027
2008-10-02

Method and apparatus for removing mercury from combustion exhaust gas

#108
20080233024
2008-09-25

Method of mercury removal in a wet flue gas desulfurization system

#109
20080193352
2008-08-14

Methods and systems for removing mercury from combustion flue gas

#110
20080138264
2008-06-12

Method and device for removing mercury

#111
20080121142
2008-05-29

Reducing mercury emissions from the burning of coal

#112
20080115704
2008-05-22

Method and apparatus for the enhanced removal of aerosols and vapor phase contaminants from a gas stream

#113
20080105120
2008-05-08

Method and apparatus for the enhanced removal of aerosols from a gas stream

#114
20080060520
2008-03-13

Mercury emission control for coal-fired boilers

#115
20080060519
2008-03-13

Sorbents and sorbent composition for mercury removal

#116
20080008638
2008-01-10

Method and apparatus for removing gaseous mercury in flue gas

#117
20070212296
2007-09-13

Composition and method for oxidizing mercury in combustion processes

#118
20070168213
2007-07-19

Methods of operating a coal burning facility

#119
20070128096
2007-06-07

Integrated approach to reduction of mercury emissions

#120
20070116616
2007-05-24

Method and system for removing mercury from combustion gas

#121
20070079737
2007-04-12

Method to decrease emissions of nitrogen oxides and mercury through in-situ gasification of carbon/water slurries

#122
20060099902
2006-05-11

Exhaust smoke-processing system

#123
20060070561
2006-04-06

Method for reducing the amount of a sulfur dioxide in a flue gas resulting from the combustion of a fossil fuel

#124
20060021554
2006-02-02

Mercury reduction system and method in combustion flue gas using staging

#125
20060011115
2006-01-19

Control of mercury and other elemental metal emissions using reaction stabilization device

#126
20060005750
2006-01-12

Method for reducing the amount of a pollutant in a flue gas resulting from the combustion of a fossil fuel

#127
20050274307
2005-12-15

Method and apparatus for utilization of partially gasified coal for mercury removal

#128
20050238549
2005-10-27

Electronic controls for pollutant removal

#129
20050233274
2005-10-20

Steam-generating combustion system and method for emission control using oxygen enhancement

#130
20050214187
2005-09-29

Removal of Hg, NO, and SOwith using oxidants and staged gas/liquid contact

#131
20050169824
2005-08-04

Method for control of mercury

#132
20050158223
2005-07-21

Mercury reduction system and method in combustion flue gas using staging

#133
20050126455
2005-06-16

Photolytic method of improving mercury capture in fossil (coal) fired systems

#134
20050103243
2005-05-19

Mercury reduction system and method in combustion flue gas using staging

#135
20050039598
2005-02-24

Control of mercury emissions from solid fuel combustion