Patents-Review.com
ClassID:

29686 ⎘

B01D53/34 - 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

Sub-classes:
Recent Application in this class:
#1
20250387737
2025-12-25

SORBENT INDOOR AIR PURIFIER

 #2
20250270575
2025-08-28

COMPOSITIONS AND METHODS FOR INDOOR AIR REMEDIATION

 #3
20250196101
2025-06-19

METHODS AND APPARATUS FOR PRODUCING ACTIVATED CARBON FROM BIOMASS THROUGH CARBONIZED ASH INTERMEDIATES

 #4
20230266027
2023-08-24

AN AIR PURIFIER DETECTING ERRORS

 #5
20230018113
2023-01-19

SORBENT INDOOR AIR PURIFIER

 #6
20230008620
2023-01-12

Vacuum system, low-pressure vacuum process device, and cutoff member

 #7
20220080389
2022-03-17

METHODS AND APPARATUS FOR PRODUCING ACTIVATED CARBON FROM BIOMASS THROUGH CARBONIZED ASH INTERMEDIATES

 #8
20200027703
2020-01-23

Device and system for energy generation by controlled plasma ignition and incineration

 #9
20200001336
2020-01-02

Device for the destruction of biohazardous waste

 #10
20190176086
2019-06-13

System for the capture and monitoring of atmospheric polluting agents

 #11
20190145298
2019-05-16

Catalytic converter substrates comprising triply periodic minimal surfaces

 #12
20190076779
2019-03-14

Device for deodorization and disinfection

 #13
20190070331
2019-03-07

System for treating emissions from a vehicle

 #14
20190009212
2019-01-10

Decontamination procedure using a biofilter to retain and recycle particulate matter from combustion fumes

 #15
20180216849
2018-08-02

Condensate neutralizer device

 #16
20180065106
2018-03-08

Methods and apparatus for producing activated carbon from biomass through carbonized ash intermediates

 #17
20180021721
2018-01-25

MAGNETIC DECOMPOSITION DEVICE, AND MAGNETIC DECOMPOSITION METHOD

 #18
20180001312
2018-01-04

Exhaust unit and image forming apparatus

 #19
20170326496
2017-11-16

Method of treating gas and gas treatment device

 #20
20170304770
2017-10-26

Thermal power plant exhaust purification device

 #21
20170291136
2017-10-12

Filtering device for dust and other pollutants

 #22
20170283287
2017-10-05

METHOD OF AND APPARATUS FOR OXIDATIVE TREATMENT OF LIQUID, GASEOUS, AND/OR SOLID PHASE

 #23
20170209663
2017-07-27

Nitric oxide reactor and distributor apparatus and method

 #24
20170191418
2017-07-06

Apparatus and system for treating gaseous streams

 #25
20150126362
2015-05-07

METHODS AND APPARATUS FOR PRODUCING ACTIVATED CARBON FROM BIOMASS THROUGH CARBONIZED ASH INTERMEDIATES

 #26
20140322113
2014-10-30

Filter substrate comprising zone-coated catalyst washcoat

 #27
20140322112
2014-10-30

Positive ignition engine and exhaust system comprising catalysed zone-coated filter substrate

 #28
20140308330
2014-10-16

CORE-SHELL QUATERNARY AMMONIUM NANOMATERIALS, METHODS AND APPLICATIONS

 #29
20140147340
2014-05-29

COMPOSITIONS CONTAINING BIOSOLUBLE INORGANIC FIBERS AND MICACEOUS BINDERS

 #30
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

 #31
20130224081
2013-08-29

Gas cleaning system having a gas flow rectifier

 #32
20120180655
2012-07-19

Air treatment apparatus and method

 #33
20120097031
2012-04-26

Gas scrubber apparatus and method

 #34
20110086118
2011-04-14

Composition for prevention of influenza viral infection comprising sumac extract, air filter comprising the same and air cleaning device comprising the filter

 #35
20110083435
2011-04-14

Apparatus for combusting a fuel at high pressure and high temperature, and associated system

 #36
20110061538
2011-03-17

Method of altering a fluid-borne contaminant

 #37
20100282140
2010-11-11

Integrated mercury control system

 #38
20100260644
2010-10-14

System for purifying air through germicidal irradiation and method of manufacture

 #39
20100218507
2010-09-02

Sustainable Carbon Capture and Sequestration System and Methods

 #40
20090074964
2009-03-19

Method and apparatus for removing substances from gases

 #41
20090010816
2009-01-08

APPARATUS AND METHOD FOR CONTROLLED COMBUSTION OF GASEOUS POLLUTANTS

 #42
20080179258
2008-07-31

METHOD OF ALTERING A FLUID-BORNE CONTAMINANT

 #43
20070065951
2007-03-22

Method for Separating Gaseous Components from Gaseous Media and Filter for Performing the Method

 #44
20070037104
2007-02-15

Method and apparatus for reducing combustion residues in exhaust gases

 #45
20070003457
2007-01-04

Complex shaped fiber for particle and molecular filtration

 #46
20060269886
2006-11-30

Radiant combustion reactor

 #47
20060005710
2006-01-12

Device and method for eliminating odor

 #48
20050229562
2005-10-20

Chemical filtration unit incorporating air transportation device

 #49
20050214188
2005-09-29

Complex shaped fiber for particle and molecular filtration

 #50
20050175522
2005-08-11

Devices and methods for chemical reactive filtration

 #51
20050135984
2005-06-23

Apparatus and method for controlled combustion of gaseous pollutants

 #52
20050108925
2005-05-26

Method of reducing air pollutant emissions from combustion facilities

 #53
20050089627
2005-04-28

Method of obtaining protective coatings on the surface of chemically active materials

 #54
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

 #55
15929738
2022-02-22

Waste destruction device

 #56
13565605
2015-06-09

Plasma injection air filtration system