ClassID:

30476

B01D2257/20 - CPC Classification

Classification description:

Components to be removed Halogens or halogen compounds

Sub-classes:
Recent Application in this class:
#1
20260091343
2026-04-02

HYDROGEN GAS SUPPLY APPARATUS AND HYDROGEN GAS SUPPLY METHOD

#2
20260070018
2026-03-12

BIOGAS HALOGEN PROCESSING SYSTEMS AND METHODS

#3
20250230365
2025-07-17

Contaminant Removal During Integrated Plastic Recycle

#4
20250153087
2025-05-15

HYDROGEN GAS SUPPLY APPARATUS AND HYDROGEN GAS SUPPLY METHOD

#5
20250041803
2025-02-06

MOLECULAR FILTERS FOR SELECTIVE REMOVAL AND REPURPOSING OF GASEOUS FUMES AND EMISSIONS

#6
20250002379
2025-01-02

SYSTEMS AND METHODS FOR TREATING CONTAMINATED WATER AS A SOURCE FOR HYDROGEN

#7
20240325973
2024-10-03

BIOGAS HALOGEN PROCESSING SYSTEMS AND METHODS

#8
20230211306
2023-07-06

PROCESSES AND APPARATUSES FOR REGENERATING A CATALYST

#9
20220193600
2022-06-23

HYDROGEN GAS SUPPLY APPARATUS AND HYDROGEN GAS SUPPLY METHOD

#10
20220161183
2022-05-26

Hydrogen gas supply apparatus and hydrogen gas supply method

#11
20200289981
2020-09-17

Method And Apparatus For Fumigant Gas Capture

#12
20200176145
2020-06-04

Apparatus and Methods for Treatment of Radioactive Organic Waste

#13
20200156937
2020-05-21

Purification of hydrogen

#14
20200147547
2020-05-14

Method for the removal of oxygen from an industrial gas feed

#15
20200030744
2020-01-30

AGENT FOR REMOVING HALOGEN GAS, METHOD FOR PRODUCING SAME, METHOD FOR MONITORING THE CONSUMPTION STATE OF THE REMOVAL AGENT

#16
20190122779
2019-04-25

Methods for treatment of radioactive organic waste

#17
20190111399
2019-04-18

Fouling resistant membrane spacers

#18
20180221817
2018-08-09

Integrated biogas cleaning system to remove water, siloxanes, sulfur, oxygen, chlorides and volatile organic compounds

#19
20180214844
2018-08-02

Chemical absorbent composition

#20
20180057427
2018-03-01

Process for purifying hydrocarbon streams using low reactivity adsorbents

#21
20180051878
2018-02-22

Exhaust gas treatment apparatus

#22
20170065925
2017-03-09

Introduced in adsorption filter for inhaled halogenated anesthetics for cardiopulmonary circulation bypass

#23
20160379727
2016-12-29

APPARATUS AND METHODS FOR TREATMENT OF RADIOACTIVE ORGANIC WASTE

#24
20160158690
2016-06-09

Reversible light driven gas absorbent solution and process

#25
20160051923
2016-02-25

Purification of nitrogen trifluoride by pressure swing absorption

#26
20150147241
2015-05-28

Infectious medical waste treatment system

#27
20150123038
2015-05-07

ADVANCED OFF-GAS RECOVERY PROCESS AND SYSTEM

#28
20140352537
2014-12-04

AIR PURIFICATION SYSTEM FOR A VEHICLE

#29
20140209575
2014-07-31

Apparatus for treating a gas stream

#30
20140073825
2014-03-13

Field replaceable multifunctional cartridge for waste conversion into fuel

#31
20130180399
2013-07-18

Method for filtration of harmful gas effluents from a nuclear power plant

#32
20130087742
2013-04-11

Apparatus and methods for saturating and purifying syngas

#33
20130071311
2013-03-21

Air pollution control system and air pollution control method

#34
20120282146
2012-11-08

Filtering device

#35
20120055334
2012-03-08

METHOD FOR REMOVING OR DETOXIFYING GAS

#36
20120000855
2012-01-05

Preparation of a solid based on zinc oxide for use in purifying a gas or a liquid

#37
20110275866
2011-11-10

Feed gas contaminant removal in ion transport membrane systems

#38
20110268637
2011-11-03

Air pollution control system and air pollution control method

#39
20110247493
2011-10-13

Method for removing contaminants from gas flows containing water

#40
20110089017
2011-04-21

Plasma reactor for abating hazardous materials and driving method thereof

#41
20100206164
2010-08-19

Gas purification method

#42
20100139481
2010-06-10

Method of treating a gas system

#43
20100096594
2010-04-22

Process for decontaminating syngas

#44
20100074821
2010-03-25

APPARATUS AND METHOD FOR TREATING A GAS STREAM

#45
20090130012
2009-05-21

Method for removing halogen series gas and agent for removing halogen series gas

#46
20080282889
2008-11-20

OIL SHALE BASED METHOD AND APPARATUS FOR EMISSION REDUCTION IN GAS STREAMS

#47
20080241035
2008-10-02

Agent for rendering halogen-containing gas harmless, and method of rendering halogen-containing gas harmless using same

#48
20080011662
2008-01-17

Compositions and methods for fluid purification

#49
20070246419
2007-10-25

Compositions and methods for fluid purification

#50
20050106088
2005-05-19

Halogen-containing gas absorbent, halogen-containing gas removal method,and halogen-containing gas processing apparatus