ClassID:

29733

B01D53/8606 - 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 sulfur compounds only one sulfur compound other than sulfur oxides or hydrogen sulfide

Recent Application in this class:
#1
20250001359
2025-01-02

STEEL MILL OFFGAS SEPARATION AND PURIFICATION

#2
20240390851
2024-11-28

PHOTOCATALYTIC AEROBIC OXIDATION OF YPERITE OR AN ANALOG THEREOF

#3
20240124305
2024-04-18

PROCESS FOR SIMULTANEOUS REMOVAL OF HYDROGEN SULFIDE AND HEAVY METALS

#4
20230381755
2023-11-30

Catalyst for use in the catalytic reduction of sulfur contained in a gas stream and method of making and using such catalyst

#5
20220016603
2022-01-20

Catalyst for use in the catalytic reduction of sulfur contained in a gas stream and methods of making and using such catalyst

#6
20210230084
2021-07-29

Methods for gas phase oxidative desulphurization of hydrocarbons using CuZnAl catalysts promoted with group VIB metals

#7
20190277563
2019-09-12

Synthesis gas production process for the implementation of a natural gas liquefaction

#8
20190022582
2019-01-24

CATALYTICALLY ACTIVE FILTER FOR USE IN HOT GAS FILTRATION, A PROCESS FOR PREPARING THE FILTER AND A METHOD FOR SIMULTANEOUS REMOVAL OF SOLID PARTICLES AND UNDESIRED CHEMICAL COMPOUNDS FROM GAS STREAMS

#9
20180111114
2018-04-26

Method for treatment of gas

#10
20170190641
2017-07-06

Methods for gas phase oxidative desulphurization of hydrocarbons using CuZnAl catalysts promoted with group VIB metal oxides

#11
20170036163
2017-02-09

Systems and methods for improved sulfur recovery from claus process tail gas

#12
20160296889
2016-10-13

Catalyst for the oxidation of sulfur compounds

#13
20160207854
2016-07-21

Use of diethylenetriamine as a CS2 scavenger in isoprene production

#14
20160184774
2016-06-30

Flue-gas purification and reclamation system and method thereof

#15
20160032201
2016-02-04

Gas purification apparatus and gas purification method

#16
20150266734
2015-09-24

Processes for removing polysulfanes and elemental sulfur from hydrogen sulfide

#17
20150202608
2015-07-23

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

#18
20150000244
2015-01-01

System and method for reducing emissions via solvent injection

#19
20140369915
2014-12-18

Catalyst for hydrolysis of carbonyl sulfide and hydrogen cyanide and use of titanium dioxide-based composition

#20
20140363360
2014-12-11

Systems and methods for removal of organic sulfides and hydrogen sulfide contaminants from mixed gas streams

#21
20140023573
2014-01-23

Process for controlling carbonyl sulfide produced during chlorination of ores

#22
20130009101
2013-01-10

GAS DEACIDIZING METHOD USING AN ABSORBENT SOLUTION WITH COS REMOVAL THROUGH HYDROLYSIS

#23
20120128560
2012-05-24

Process and system for syngas treatment

#24
20120020861
2012-01-26

USE OF A TiO2- BASED COMPOSITION FOR CAPTURING HALOGENATED COMPOUNDS CONTAINED IN A GASEOUS MIXTURE

#25
20120010306
2012-01-12

Process for removing sulphur-containing, nitrogen-containing and halogen-containing impurities contained in a synthesis gas

#26
20100293854
2010-11-25

Configurations and methods for fuel gas treatment with total sulfur removal and olefin saturation

#27
20100202947
2010-08-12

USE OF A TiO2- BASED COMPOSITION FOR CAPTURING HALOGENATED COMPOUNDS CONTAINED IN A GASEOUS MIXTURE

#28
20090234030
2009-09-17

Process for the removal of contaminants

#29
20090130009
2009-05-21

Method of removing sulfur compounds from natural gas

#30
20090047201
2009-02-19

Process for removing mercaptans from a gas stream comprising natural gas on an inert gas

#31
20090028769
2009-01-29

Method for disposal of di-sulphide compounds

#32
20080253949
2008-10-16

Process for removing sulfur from a fuel gas stream

#33
20080245703
2008-10-09

Mercaptan removal method

#34
20080242749
2008-10-02

Process for the removal of COS and HS from a synthesis gas stream comprising HS and COS