ClassID:

29756

B01D53/8678 - 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; General processes for purification of waste gases; Apparatus or devices specially adapted therefor; Catalytic processes Removing components of undefined structure

Sub-classes:
Recent Application in this class:
#1
20250332565
2025-10-30

WASTE GAS TREATMENT EQUIPMENT USING HIGH FREQUENCY HEAT SOURCE

#2
20250325967
2025-10-23

OXYGEN STORAGE MATERIAL, CATALYST FOR PURIFYING EXHAUST GAS, AND METHODS FOR MANUFACTURING OXYGEN STORAGE MATERIAL

#3
20250121324
2025-04-17

AIR PURIFIER USING WATERING

#4
20230182056
2023-06-15

FLUID FILTRATION SYSTEM AND METHOD OF USE

#5
20230142796
2023-05-11

Indoor unit for air conditioner

#6
20220088572
2022-03-24

Nano-Structured Composite Materials for Chemical Air Pollutant and Odor Removal from Air

#7
20210170063
2021-06-10

Air treatment method

#8
20210086132
2021-03-25

LED PANEL FOR FLUIDS FILTERING ELEMENTS, IN PARTICULAR AIR

#9
20200348029
2020-11-05

Cooking apparatus and method for use of same

#10
20200220188
2020-07-09

Device for decreasing concentration of hydrogen exhausted from fuel cell

#11
20200030731
2020-01-30

FLUID FILTRATION SYSTEM AND METHOD OF USE

#12
20190366319
2019-12-05

Visible light responsive titanium dioxide nanowire/metal organic skeleton/carbon nanofiber membrane and preparation method and application thereof

#13
20190366260
2019-12-05

Methods for extracting and recycling ammonia from MOCVD process exhaust gas by FTrPSA

#14
20190321769
2019-10-24

Indoor unit for air conditioner

#15
20190240371
2019-08-08

Air treatment method

#16
20190240370
2019-08-08

Air treatment system and method of use

#17
20190209729
2019-07-11

Multifunctional microwave plasma and ultraviolet light deodorization treatment device

#18
20190185175
2019-06-20

Contaminant removal for catalytic fuel tank inerting system

#19
20180163973
2018-06-14

Air filter for grease filtering

#20
20180154339
2018-06-07

COMPOSITE FILAMENTS HAVING THIN CLADDINGS, ARRAYS OF COMPOSITE FILAMENTS, FABRICATION AND APPLICATIONS THEREOF

#21
20180102560
2018-04-12

Device for decreasing concentration of hydrogen exhausted from fuel cell

#22
20180050306
2018-02-22

Method of simultaneous removal of NO and carbon particles and inorganic dust from flue gases and catalytic reactor for removal of NO and carbon particles and inorganic dust from flue gases

#23
20170333825
2017-11-23

Photocatalytic filtration system and method of reducing hazardous gases

#24
20170304771
2017-10-26

Process for removing oxidisable gaseous compounds from a gas mixture by means of a platinum-containing oxidation catalyst

#25
20160263525
2016-09-15

Methods and apparatus for crossflow reactors

#26
20160166724
2016-06-16

SYSTEM FOR PURIFYING AIR HAVING A CATALYST FILTER

#27
20160121265
2016-05-05

GAS DECOMPOSITION FILTER UNIT AND AIR PURIFIER

#28
20160045898
2016-02-18

Method of manufacturing a catalyst comprising gold nanoparticles, the catalyst and its use

#29
20150202608
2015-07-23

Deodorizing material, process for manufacturing deodorizing material, and deodorizing device

#30
20150174528
2015-06-25

APPARATUS FOR CLEANING FLUID

#31
20150030510
2015-01-29

Honeycomb structure

#32
20150030509
2015-01-29

Electrically heatable honeycomb body assembly having an electrical connection of a plurality of sheet metal layers

#33
20150017075
2015-01-15

Honeycomb filter and production method for honeycomb filter

#34
20150000244
2015-01-01

System and method for reducing emissions via solvent injection

#35
20140346396
2014-11-27

High Capacity Filter

#36
20140271419
2014-09-18

Catalytic removal of gas phase contaminants

#37
20130078174
2013-03-28

Decomposition/elimination method using a photocatalytic material

#38
20120301363
2012-11-29

MIX-TYPE CATALYST FILTER AND MANUFACTURING METHOD THEREOF

#39
20120244052
2012-09-27

Flocculation agents for nanoparticle pollutants

#40
20120180998
2012-07-19

Air conditioner that enables deodorizing using a photocatalyst

#41
20120107206
2012-05-03

System and method for the removal of greenhouse gases

#42
20110251051
2011-10-13

PHOTOCATALYTIC COATING

#43
20110176987
2011-07-21

Transfer apparatus and system, and uses thereof

#44
20110105008
2011-05-05

CATALYTIC AIR PURIFICATION SYSTEM FOR A VEHICLE USING MULTIPLE HEAT SOURCES FROM AN ENGINE

#45
20110052467
2011-03-03

Ceramic nanofibers containing nanosize metal catalyst particles and medium thereof

#46
20110008214
2011-01-13

PURIFICATION ASSEMBLY HAVING CATALYSTS FOR GASES AND COMBUSTION FUMES FROM SOLID FUEL HEATING APPARATUS

#47
20100092346
2010-04-15

PHOTOCATALYST DEVICE USING POROUS PIPE AND AIR PURIFICATION APPARATUS USING THE SAME

#48
20100087310
2010-04-08

Heptazine Modified Titanium Dioxide Photocatalyst and Method for Its Manufacture

#49
20100044245
2010-02-25

Immobilized redox mediators for the treatment of contaminated waters and gas emissions

#50
20090263293
2009-10-22

ELECTRIC DISCHARGE DEVICE AND AIR PURIFICATION DEVICE

#51
20090130047
2009-05-21

Reduction of airborne malodors using hydrogen peroxide and a catalyst-coated media

#52
20080178738
2008-07-31

Absorbent and/or filter materials comprising open cell foams coated with photocatalytic titanium dioxide, and methods of making and using the same

#53
20080119352
2008-05-22

Visible Light-Responsive Photocatalyst Composition and Process for Producing the Same

#54
20080003132
2008-01-03

Volatile Liquid Disseminator

#55
20070086931
2007-04-19

Methods and apparatus for process abatement

#56
20070065351
2007-03-22

Transfer apparatus and system, and uses thereof

#57
20070009414
2007-01-11

Catalytic air purification system

#58
20050152812
2005-07-14

Photocatalytic reaction device