ClassID:

29688

B01D53/346 - page 2 - 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 Controlling the process

Recent Application in this class:
#301
20160236144
2016-08-18

Flue gas treatment system and method

#302
20160228816
2016-08-11

Reactor apparatus and method for reducing NOx from exhaust gases produced by industrial processes

#303
20160177344
2016-06-23

Method and apparatus for COsequestration

#304
20160166974
2016-06-16

Apparatus for gas cleaning

#305
20160166973
2016-06-16

Method for controlling circulation rate of solids in an interconnected fluidized bed

#306
20160136574
2016-05-19

Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof

#307
20160136573
2016-05-19

Desulfurization of flue gas from an amine process

#308
20160089631
2016-03-31

Combined desulfuration, denitration, and demercuration apparatus and method using semi-dry process in circulating fluidized bed

#309
20160059185
2016-03-03

Exhaust gas processing system and processing method

#310
20160051929
2016-02-25

Addition of alkaline materials to biotrickling filter or bio-filter make-up water

#311
20160016114
2016-01-21

REMOVAL OF ATMOSPHERIC POLLUTANTS FROM GAS, RELATED APPARATUS, PROCESSES AND USES THEREOF

#312
20160003473
2016-01-07

Boiler and a method for NOemission control from a boiler

#313
20150321135
2015-11-12

Efficient use of adsorbents for indoor air scrubbing

#314
20150273428
2015-10-01

Oxidation control for improved flue gas desulfurization performance

#315
20150265965
2015-09-24

Flue gas treatment apparatus and flue gas treatment method

#316
20150251131
2015-09-10

Real-time online determination of caustic in process scrubbers using near infrared spectroscopy and chemometrics

#317
20150238896
2015-08-27

Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof

#318
20150224443
2015-08-13

Removal of atmospheric pollutants from gas, related apparatuses, processes and uses thereof

#319
20150224441
2015-08-13

Method for preventing fouling of exhaust gas flow path of burning equipment and method for removing ammonium hydrogen sulfate contained in exhaust gas of burning equipment

#320
20150217228
2015-08-06

Biofilter with fuzzy logic control

#321
20150209725
2015-07-30

Mercury re-emission control

#322
20150209723
2015-07-30

Exhaust gas treatment apparatus, ship, and exhaust gas treatment method

#323
20150202565
2015-07-23

Smart Air Purification System for Enclosed Living Spaces

#324
20150190752
2015-07-09

Compressor impurity-removal system

#325
20150190751
2015-07-09

System for removal of impurities by compressor

#326
20150190749
2015-07-09

Method and Apparatus for Estimating the Amount of Reductant Slip in a Selective Catalytic Reduction Device

#327
20150174525
2015-06-25

Method for preventing inactivation of flue gas desulfurization apparatus

#328
20150147233
2015-05-28

Exhaust gas purifying apparatus

#329
20150107498
2015-04-23

Controlling injection of magnesium oxide for controlling SOwith enhanced boiler efficiency

#330
20150073572
2015-03-12

Automatic tuning control system for air pollution control systems

#331
20150064087
2015-03-05

Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof

#332
20150064086
2015-03-05

Electric reagent launcher for reduction of nitrogen

#333
20150056117
2015-02-26

Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof

#334
20150044100
2015-02-12

Degradant concentration measurement device and acidic gas removal device

#335
20150020682
2015-01-22

Process and apparatus for treatment of volatile organic compounds

#336
20140370606
2014-12-18

METHOD FOR ESTIMATING THE DEAD TIME OF A LAMBDA SENSOR OF AN EXHAUST GAS PURIFYING DEVICE

#337
20140352530
2014-12-04

Method of controlling a gas cleaning system by measuring a parameter of an absorbent material

#338
20140248202
2014-09-04

Process for incinerating NH3 and a NH3 incinerator

#339
20140245883
2014-09-04

Sinter plant gas cleaning system

#340
20140230647
2014-08-21

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

#341
20140208998
2014-07-31

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

#342
20140199224
2014-07-17

Method for monitoring a cleaning of a process gas

#343
20140120017
2014-05-01

Method for processing flue gas

#344
20140086799
2014-03-27

System for collecting carbon dioxide in flue gas

#345
20140086798
2014-03-27

System for collecting carbon dioxide in flue gas

#346
20140086797
2014-03-27

Method and apparatus for pre-heating recirculated flue gas to a dry scrubber during periods of low temperature

#347
20140079615
2014-03-20

EXHAUST GAS TREATMENT SYSTEM AND A METHOD OF TREATING EXHAUST GAS

#348
20140060323
2014-03-06

Systems and methods for exhaust gas cleaning and/or ballast water treatment

#349
20140017119
2014-01-16

Method for controlling compounds and conditions in a wet flue gas desulfurization (WFGD) unit

#350
20130298763
2013-11-14

Method for reducing regeneration energy

#351
20130298762
2013-11-14

Oxidation control for improved flue gas desulfurization performance

#352
20130272941
2013-10-17

Method for the treatment of exhaust gas produced by high-temperature waste incinerator with a dual-purpose reactor and the system thereof

#353
20130259754
2013-10-03

Catalytic converter

#354
20130209340
2013-08-15

Method and apparatus for reducing the quantity of pollutant in waste gases

#355
20130177490
2013-07-11

Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof

#356
20130078171
2013-03-28

Carbon dioxide capture method, with optimized acid wash section

#357
20130004373
2013-01-03

SYSTEM FOR TREATING SELENIUM-CONTAINING LIQUID, WET FLUE GAS DESULFURIZATION DEVICE, AND METHOD FOR TREATING SELENIUM-CONTAINING LIQUID

#358
20120297974
2012-11-29

SYSTEM FOR COLLECTING POLLUTED AIR, DEVICE FOR COLLECTING POLLUTED AIR AND METHOD THEREOF

#359
20120272626
2012-11-01

Exhaust gas treatment device for an oxygen combustion system

#360
20120255442
2012-10-11

Air pollution control apparatus and air pollution control method

#361
20120255441
2012-10-11

Air pollution control apparatus and air pollution control method

#362
20120237423
2012-09-20

METHOD AND SYSTEM FOR MULTI-STAGE FLUE GAS CLEANING

#363
20120224994
2012-09-06

AIR CLEANING APPARATUS

#364
20120222394
2012-09-06

Air pollution control apparatus and air pollution control method

#365
20120199312
2012-08-09

BUILDING TERMINAL FAN COIL UNIT WITH GAS CONTAMINENTS REMOVAL, TRANSPORT REFRIGERATION SYSTEM WITH GAS CONTAMINENTS REMOVAL, AND METHODS FOR SAME

#366
20120042779
2012-02-23

Integrated flue gas dehumidification and wet cooling tower system

#367
20110150709
2011-06-23

Denitrification plant

#368
20110126715
2011-06-02

CARBON DIOXIDE GAS RECOVERY APPARATUS

#369
20110113957
2011-05-19

System and method for processing flue gas

#370
20110042307
2011-02-24

METHODS AND APPARATUSES TO REDUCE HYDROGEN SULFIDE IN A BIOGAS

#371
20110036279
2011-02-17

NOx reduction control system for boilers

#372
20110009986
2011-01-13

System and method for dynamically controlling odor emission

#373
20100224064
2010-09-09

Air pollution control apparatus and air pollution control method

#374
20100172793
2010-07-08

Method and system for using an ozone generating device for air purification

#375
20100074817
2010-03-25

Method and apparatus for treating discharge gas

#376
20100008820
2010-01-14

PROCEDURE AND APPARATUS FOR CLEANING OF GAS, LIKE AIR FROM UNWANTED GASEOUS COMPOUNDS

#377
20100005722
2010-01-14

System for collecting carbon dioxide in flue gas

#378
20090304559
2009-12-10

Method and apparatus for reducing a nitrogen oxide, and control thereof

#379
20090272267
2009-11-05

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

#380
20090235816
2009-09-24

PASSIVE APPARATUS AND METHOD FOR FILTERING NOXIOUS GASES

#381
20090110622
2009-04-30

Methods and apparatus for smart abatement using an improved fuel circuit

#382
20090047187
2009-02-19

EXHAUST GAS TREATMENT SYSTEM

#383
20090018688
2009-01-15

METHODS AND SYSTEMS FOR DESIGNING AND VALIDATING OPERATION OF ABATEMENT SYSTEMS

#384
20090004085
2009-01-01

Method and system for removing mercury from flue gas

#385
20080253949
2008-10-16

Process for removing sulfur from a fuel gas stream

#386
20080241030
2008-10-02

Control of emissions

#387
20080233024
2008-09-25

Method of mercury removal in a wet flue gas desulfurization system

#388
20070059226
2007-03-15

Control system for a boiler

#389
20060211124
2006-09-21

Method for the determination of the CaCOcontent of a scrubbing liquid

#390
20060117953
2006-06-08

Method and device for separating sulphur dioxide from a gas

#391
20060078482
2006-04-13

Apparatus and method for controlling air cleaning

#392
20060052902
2006-03-09

Method and system for SNCR optimization

#393
20060047564
2006-03-02

Estimating an economic parameter related to a process for controlling emission of a pollutant into the air

#394
20060047526
2006-03-02

Cost based control of air pollution control

#395
20060045800
2006-03-02

Optimized air pollution control

#396
20060042461
2006-03-02

Maximizing regulatory credits in controlling air pollution

#397
20050238549
2005-10-27

Electronic controls for pollutant removal

#398
20050053537
2005-03-10

Method and apparatus for capturing gas phase pollutants such as sulfur trioxide

#399
18962618
2026-05-26

Control systems and methods for exhaust pollution mitigation

#400
18769774
2025-01-07

Aqueous solutions and methods of using same for remediating contaminants in contaminated gasses

#401
18607331
2024-10-22

Catalytic abatement system for semiconductor manufacturing process

#402
18584563
2024-10-01

Systems and methods of carbon capture using produced water

#403
18391161
2024-04-09

Selective desulfurization method implemented based on high gravity reactor

#404
17829222
2022-10-11

Wellsite greenhouse gas reduction and hydrogen production system and method

#405
17392980
2022-10-18

Solid amine combined carbon dioxide separation process

#406
17324230
2022-01-04

Method of scrubbing sulfur dioxide from waste gas to product potassium thiosulfate

#407
17106090
2022-01-04

Crossflow scrubbing method and apparatus to produce a product such as potassium thiosulfate or ammonium thiosulfate

#408
16533200
2020-11-10

System and method for removing sulfur trioxide from a flue gas

#409
16459747
2022-10-18

Greenhouse gas converter chamber

#410
15858548
2019-02-26

Sampling and preparation system and its implementation method

#411
15081565
2017-10-24

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

#412
14723248
2015-08-18

System for removing particulate matter from dirty air