ClassID:

29745

B01D53/8643 - 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 mixtures of carbon monoxide or hydrocarbons and nitrogen oxides

Sub-classes:
Recent Application in this class:
#1
20260138087
2026-05-21

NH3-SCR DENITRATION SYSTEM AND METHOD FOR SYNERGISTIC PURIFICATION OF CO

#2
20220032231
2022-02-03

Air purification device

#3
20200384449
2020-12-10

Catalytic articles

#4
20190335774
2019-11-07

Indoor smoker

#5
20190335773
2019-11-07

System and method for regulating the flow of smoke in an indoor smoker

#6
20190335772
2019-11-07

Indoor smoker with smoke containment features

#7
20190209967
2019-07-11

Exhaust gas purifying catalyst for 2-stroke general-purpose engines

#8
20180008965
2018-01-11

Catalyzed ceramic candle filter and method of cleaning process off- or exhaust gases

#9
20180008964
2018-01-11

Catalyzed ceramic candle filter and method for cleaning of off- or exhaust gases

#10
20180008963
2018-01-11

Catalyzed ceramic candle filter and method of cleaning process off- or exhaust gases

#11
20170198618
2017-07-13

Catalyzed particulate filter

#12
20150258493
2015-09-17

Cleaning stack gas

#13
20150000296
2015-01-01

Method for operating a gas turbine and gas turbine for performing the method

#14
20140086810
2014-03-27

System and method of a catalytic reactor having multiple sacrificial coatings

#15
20120202680
2012-08-09

METHOD FOR THE PREPARATION OF A ZEOLITE-BASED MONOLITHIC STRUCTURE

#16
20120098276
2012-04-26

Dry 3-way catalytic reduction of gas turbine NO

#17
20110117000
2011-05-19

Method for refining dilution air and dilution air refinery

#18
20090284013
2009-11-19

Dry 3-way catalytic reduction of gas turbine NO

#19
20080299016
2008-12-04

System and method for selective catalytic reduction of nitrogen oxides in combustion exhaust gases

#20
20070259771
2007-11-08

Catalyst for exhaust gas purification and method for exhaust gas purification