ClassID:

85345

C01B2210/0025 - CPC Classification

Classification description:

Purification or separation of specific gases; Separation or purification processing; Physical processing by absorption in liquids

Recent Application in this class:
#1
20260103378
2026-04-16

FACILITY AND METHOD FOR STORING HYDROGEN

#2
20240417255
2024-12-19

Sulfur Driven Carbon Monoxide Production Process

#3
20240343578
2024-10-17

HELIUM SEPARATION AND RECOVERY PROCESS

#4
20240270575
2024-08-15

HYDROGEN SULFIDE PURIFICATION METHOD, LITHIUM SULFIDE PRODUCTION METHOD, HYDROGEN SULFIDE PURIFICATION DEVICE, AND LITHIUM SULFIDE PRODUCTION DEVICE

#5
20240228286
2024-07-11

PURIFICATION APPARATUS AND PURIFICATION METHOD FOR NON-METAL SEMICONDUCTOR MATERIAL

#6
20240051824
2024-02-15

METHOD TO CONTROL SYNGAS COMPOSITION FROM AN ENGINE-BASED SYNGAS GENERATOR

#7
20230331551
2023-10-19

HIGH PRESSURE DESORPTION OF HYDROGEN CHLORIDE GAS

#8
20230234839
2023-07-27

Hydrogen and Power Production with Sorbent Enhanced Reactor Steam Reformer and Carbon Capture

#9
20230183068
2023-06-15

NOVEL METHOD FOR PRETREATING AND RECOVERING A RARE GAS FROM A GAS CONTAMINANT STREAM EXITING AN ETCH CHAMBER

#10
20230019514
2023-01-19

Gas purification method and device

#11
20220363540
2022-11-17

Method for pretreating and recovering a rare gas from a gas contaminant stream exiting an etch chamber

#12
20220323897
2022-10-13

APPARATUS AND METHOD FOR RAPID COOLING OF HIGH TEMPERATURE GAS

#13
20220290315
2022-09-15

Carbon dioxide treatment device and method of producing carbon compound

#14
20210309520
2021-10-07

NITROUS OXIDE PURIFICATION METHOD

#15
20210245092
2021-08-12

Hybrid post-combustion COcapture system and method

#16
20210077947
2021-03-18

Method and an apparatus for separating chlorine gas from a gaseous anode outlet stream of an electrochemical reactor

#17
20210031139
2021-02-04

Helium recovery from gaseous streams

#18
20190381424
2019-12-19

CONTINUOUS PROCESS AND EQUIPMENT FOR THE PRODUCTION OF OXIDIZING GAS CONTAINING 39% O2 AND 61% N2 BY WEIGHT, WITH N2 HAVING A PURITY LEVEL BETWEEN 95% AND 98%

#19
20190128601
2019-05-02

Process and plant for the combination production of a mixture of hydrogen and nitrogen and also of carbon monoxide by cryogenic distillation and cryogenic scrubbing

#20
20180353898
2018-12-13

Helium recovery from gaseous streams

#21
20180327263
2018-11-15

Process and apparatus for treating a sour synthesis gas

#22
20180078893
2018-03-22

Absorbing solution for separating and capturing carbon dioxide, and method for separating and capturing carbon dioxide in which same is used

#23
20150080626
2015-03-19

Methods and systems for supplying hydrogen to a hydrocatalytic reaction

#24
18093551
2023-08-22

Method for reducing carbon dioxide to manufacture multi-carbon hydrocarbon compound