ClassID:

30335

B01D2252/50 - CPC Classification

Classification description:

Absorbents, i.e. solvents and liquid materials for gas absorption Combinations of absorbents

Sub-classes:
Recent Application in this class:
#1
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Carbon Dioxide Removal Systems Utilizing Solid Precipitates Formation

#2
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Carbon Dioxide Removal Systems Using a Geothermal Heat Source

#3
20240367094
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PROCESS FOR PRODUCING A MATERIAL FOR ABSORBING CARBON DIOXIDE FROM ATMOSPHERIC AIR, MATERIAL FOR ABSORBING CARBON DIOXIDE FROM ATMOSPHERIC AIR, APPARATUS, MOTOR VEHICLE

#4
20230139423
2023-05-04

HUMIDITY CONTROLLING MATERIAL AND HUMIDITY CONTROLLING APPARATUS

#5
20200164306
2020-05-28

Gas dehydration composition and process to reduce solvent losses

#6
20200101415
2020-04-02

Process for purifying crude synthesis gas to produce an acid gas and acid gas separator

#7
20180280868
2018-10-04

Composition and process for gas dehydration

#8
20180030360
2018-02-01

Antifouling and hydrogen sulfide scavenging compositions and methods

#9
20180021723
2018-01-25

Gas treating solutions containing imidazole-amine compounds

#10
20180001255
2018-01-04

Solvent and method for removing acid gases from a gaseous mixture

#11
20170043292
2017-02-16

Humidity control system

#12
20170029343
2017-02-02

SULFUR ENHANCED NITROGEN PRODUCTION FROM EMISSION SCRUBBING

#13
20150369713
2015-12-24

Method of entrapping chlorine dioxide gas, method of determining concentration of chlorine dioxide and entrapping agent for chlorine dioxide

#14
20150251129
2015-09-10

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

#15
20140366729
2014-12-18

Method for recovering ethylene during the process for producing VAC and a device thereof

#16
18799964
2024-12-10

COdesorption system suitable for limited space in complex sailing region and flexible control method

#17
18731090
2025-04-15

Carbon dioxide removal systems using a geothermal heat source