ClassID:

29652

B01D53/1437 - 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, by absorption; Pretreatment by other processes Pretreatment by adsorption

Recent Application in this class:
#1
20260108839
2026-04-23

MODULAR GAS PROCESSING SYSTEM

#2
20260061362
2026-03-05

ACID GAS RECOVERY SYSTEM

#3
20250065262
2025-02-27

METHOD FOR TREATING SMOKE CONTAINING CARBON DIOXIDE

#4
20250058269
2025-02-20

PROCESSES FOR RECOVERING LPG FROM A REFORMING-ZONE EFFLUENT

#5
20240157282
2024-05-16

MODULAR GAS PROCESSING SYSTEM

#6
20230416614
2023-12-28

Process for treating offgas from hydrotreating of renewable feedstocks

#7
20230347277
2023-11-02

BIOGAS PROCESSING SYSTEMS AND METHODS

#8
20230257326
2023-08-17

Mitigating naturally occurring radioactive material in oxidative dehydrogenation

#9
20230124926
2023-04-20

APPARATUS FOR TREATING GASEOUS POLLUTANTS

#10
20220355246
2022-11-10

Landfill gas processing systems and methods

#11
20220288526
2022-09-15

Systems and methods for capturing carbon dioxide

#12
20210387934
2021-12-16

Methanol production process with higher carbon utilization by COrecycle

#13
20210291112
2021-09-23

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

#14
20210291111
2021-09-23

Systems and methods for treating ethylene oxide waste gas

#15
20210197115
2021-07-01

System for treating malodorous gas from sludge

#16
20210008490
2021-01-14

Process for aftertreatment of regeneration offgas

#17
20190381447
2019-12-19

Apparatus and system for swing adsorption processes related thereto

#18
20190352177
2019-11-21

INTEGRATED SYSTEM AND METHOD FOR REMOVING ACID GAS FROM A GAS STREAM

#19
20180339902
2018-11-29

SYSTEMS AND METHODS FOR WATER GAS SHIFT WITH REDUCED STEAM CONSUMPTION

#20
20180169576
2018-06-21

Injection of Sorbents in Ductwork Feeding Wet Scrubbers for Mercury Emission Control

#21
20180056229
2018-03-01

Apparatus and system for swing adsorption processes related thereto

#22
20180028968
2018-02-01

Metal capture in a flue gas using sorbent injection

#23
20170334718
2017-11-23

Integrated system and method for removing acid gas from a gas stream

#24
20160121264
2016-05-05

Injection of Sorbents in Ductwork Feeding Wet Scrubbers for Mercury Emission Control

#25
20160115024
2016-04-28

Methods and apparatuses for reforming of hydrocarbons including recovery of products using a recovery zone, an absorption zone and a pressure swing adsorption zone

#26
20160101384
2016-04-14

Device and a method of cleaning an effluent gas from an aluminium production electrolytic cell

#27
20160032206
2016-02-04

Process for removing sulfur compounds from natural gas streams

#28
20150360169
2015-12-17

Method for treating a hydrocarbon-rich gas mixture containing mercury and acid gases

#29
20150251129
2015-09-10

Method and device for stripping a gas from a gas mixture using a venturi ejector

#30
20150166915
2015-06-18

Configurations and methods of flexible CO2 removal

#31
20140260976
2014-09-18

Mist elimination and pollutant removal device and method

#32
20130333565
2013-12-19

Device and a method of cleaning an effluent gas from an aluminium production electrolytic cell

#33
20120220019
2012-08-30

AIR COLLECTOR WITH FUNCTIONALIZED ION EXCHANGE MEMBRANE FOR CAPTURING AMBIENT CO2

#34
20120198998
2012-08-09

Hydrogen gas recovery system and hydrogen gas separation and recovery method

#35
20110217218
2011-09-08

Systems and Methods for Acid Gas Removal

#36
20080236811
2008-10-02

Equipment for pressurized adsorption of gaseous carbon dioxide from boiler flue gas for oil recovery by well injection