ClassID:

30425

B01D2255/70 - CPC Classification

Classification description:

Catalysts Non-metallic catalysts, additives or dopants

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

WASTE GAS TREATMENT EQUIPMENT USING HIGH FREQUENCY HEAT SOURCE

#2
20250277465
2025-09-04

DIESEL EXHAUST FLUID WITH ADDITIVE

#3
20250249438
2025-08-07

PHOTOCATALYST, METHOD OF PREPARING THE SAME, AND CATALYST FILTER AND AIR PURIFICATION SYSTEM INCLUDING THE PHOTOCATALYST

#4
20250249405
2025-08-07

Method of selectively catalytically reducing dinitrogen oxide, a method of extracting carbon dioxide, a method of detecting carbon dioxide, an apparatus, and use

#5
20240390851
2024-11-28

PHOTOCATALYTIC AEROBIC OXIDATION OF YPERITE OR AN ANALOG THEREOF

#6
20240238770
2024-07-18

TWC ACTIVITY USING RHODIUM/PLATINUM AND GALLIC ACID AS A COMPLEXING AND REDUCING AGENT

#7
20240033686
2024-02-01

Method of selectively catalytically reducing dinitrogen oxide, a method of extracting carbon dioxide, a method of detecting carbon dioxide, an apparatus, and use

#8
20230405517
2023-12-21

A SOLVENT SOLUTION AND PROCESS

#9
20230294071
2023-09-21

CARBON DIOXIDE CAPTURE USING COVALENT ORGANIC FRAMEWORKS

#10
20230234041
2023-07-27

SUPRAMOLECULAR POROUS ORGANIC NANOCOMPOSITES FOR HETEROGENEOUS PHOTOCATALYSIS

#11
20230194098
2023-06-22

Exhaust gas purification device for gas turbine engine

#12
20210291112
2021-09-23

Sterilization exhaust gas treating system and method for treating ethylene oxide-containing sterilization exhaust gas by using the same

#13
20210291104
2021-09-23

Air filter for removing aldehyde-like VOCs from indoor air

#14
20210140357
2021-05-13

Method for regulating exhaust emissions

#15
20210106982
2021-04-15

METHOD FOR PREPARING BIOCL PHOTOCATALYST WITH SUPER STRONG DEGRADATION EFFECT

#16
20210033277
2021-02-04

Carbon-dioxide Supplier Safe and Without Hazardous Exhaust Gas

#17
20200332203
2020-10-22

Hydrogen sulfide removal process

#18
20200324278
2020-10-15

METHOD FOR PREPARING POROUS ORGANIC FRAMEWORK-SUPPORTED ATOMIC NOBLE METAL CATALYSTFOR CATALYTIC OXIDATION OF VOCS AT ROOM TEMPERATURE

#19
20200282384
2020-09-10

Phosphorus-doped tubular carbon nitride micro-nano material and application thereof in catalytic treatment of exhaust gas

#20
20200246744
2020-08-06

Hydrogen sulfide removal process

#21
20200116003
2020-04-16

Hydrogen sulfide removal process

#22
20190262769
2019-08-29

Hydrogen sulfide removal process

#23
20190209729
2019-07-11

Multifunctional microwave plasma and ultraviolet light deodorization treatment device

#24
20190091627
2019-03-28

Photocatalytic fluid purification systems

#25
20190015821
2019-01-17

Catalyst for metal mercury oxidation reactions and nitrogen oxide reduction reactions, and exhaust gas purification method

#26
20190015782
2019-01-17

Exhaust gas reagent vaporization system

#27
20180345253
2018-12-06

Cluster-supporting catalyst and process for producing the same

#28
20180280943
2018-10-04

Catalyst for treating an exhaust gas, an exhaust system and a method

#29
20180133650
2018-05-17

Zeolite, method for producing zeolite, honeycomb catalyst using zeolite, and exhaust gas purifying apparatus

#30
20180127283
2018-05-10

Zeolite SSZ-52x

#31
20180087426
2018-03-29

System for regulating exhaust emissions

#32
20180021613
2018-01-25

Catalyst for disinfection, sterilization and purification of air, and preparation method thereof

#33
20180002183
2018-01-04

Zeolite SSZ-52x

#34
20170274359
2017-09-28

Carrier for exhaust gas purification catalyst and exhaust gas purification catalyst

#35
20170204768
2017-07-20

Catalyst unit and exhaust gas catalyst

#36
20170198619
2017-07-13

System and method for regulating exhaust emissions

#37
20170173571
2017-06-22

Composite material used for catalyzing and degrading nitrogen oxide and preparation method and application thereof

#38
20170120221
2017-05-04

Carrier for exhaust gas purification catalyst

#39
20170036164
2017-02-09

Combined oxidation and absorption of NOby an ionic liquid tandem process

#40
20160361683
2016-12-15

Method of increasing mass transfer rate of acid gas scrubbing solvents

#41
20160339388
2016-11-24

Volatile Organic Compound Removal System Using Microwaves

#42
20160207854
2016-07-21

Use of diethylenetriamine as a CS2 scavenger in isoprene production

#43
20160115034
2016-04-28

COrecovery apparatus and COrecovery method

#44
20150298057
2015-10-22

VANADIA-BASED DeNOx CATALYSTS AND CATALYST SUPPORTS

#45
20150265967
2015-09-24

Gaseous Mercury Oxidation and Capture

#46
20150202608
2015-07-23

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

#47
20150151293
2015-06-04

SCR catalyst and method of preparation thereof

#48
20140295531
2014-10-02

Enzyme promoted COcapture integrated with algae production and apparatus therefor

#49
20130190166
2013-07-25

NOx reduction catalyst for exhaust gas and method for producing same

#50
20110250114
2011-10-13

Vanadia-Based DeNOx Catalysts and Catalyst Supports

#51
20110091955
2011-04-21

METHODS AND SYSTEMS FOR TREATING INDUSTRIAL WASTE GASES