by absorption in liquids

Industry

CPC
C01B21/0488

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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B21/00Nitrogen Compounds thereof

Current Industry

C01B21/0488by absorption in liquids

Industries

Patents Grantslast 30 patents

Information Patent Grant
Liquid absorbent solutions for separating nitrogen from natural gas
- Patent number 6,136,222
- Issue date Oct 24, 2000
- Bend Research, Inc.
- Dwayne T. Friesen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid absorbent solutions for separating nitrogen from natural gas
- Patent number 6,077,457
- Issue date Jun 20, 2000
- Bend Research, Inc.
- Dwayne T. Friesen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nitrogen sorption
- Patent number 5,516,745
- Issue date May 14, 1996
- Bend Research, Inc.
- Dwayne T. Friesen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nitrogen sorption
- Patent number 5,225,174
- Issue date Jul 6, 1993
- Bend Research, Inc.
- Dwayne T. Friesen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Low pressure noncryogenic processing for ethylene recovery
- Patent number 5,019,143
- Issue date May 28, 1991
- Yuv R. Mehrta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processing hydrocarbon gases with selected physical solvents
- Patent number 4,883,515
- Issue date Nov 28, 1989
- Advanced Extraction Technologies, Inc.
- Yuv R. Mehra
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processing nitrogen-rich, hydrogen-rich, and olefin-rich gases with...
- Patent number 4,832,718
- Issue date May 23, 1989
- Advanced Extraction Technologies, Inc.
- Yuv R. Mehra
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of non-reacting gases
- Patent number 4,406,867
- Issue date Sep 27, 1983
- Union Carbide Corporation
- Arthur E. Marcinkowsky
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of non-reacting gases
- Patent number 4,313,916
- Issue date Feb 2, 1982
- Union Carbide Corporation
- Robert A. Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for improving dissolution efficiency in gas-absorption and l...
- Patent number 4,305,735
- Issue date Dec 15, 1981
- The United States of America as represented by the United States Department o...
- Brant E. Kanak
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3178487
- Patent number 3,178,487
- Issue date Apr 13, 1965
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2740693
- Patent number 2,740,693
- Issue date Apr 3, 1956
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
2521233
- Patent number 2,521,233
- Issue date Sep 5, 1950
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2314827
- Patent number 2,314,827
- Issue date Mar 23, 1943
- C01 - INORGANIC CHEMISTRY

by absorption in liquids

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Liquid absorbent solutions for separating nitrogen from natural gas

Liquid absorbent solutions for separating nitrogen from natural gas

Nitrogen sorption

Nitrogen sorption

Low pressure noncryogenic processing for ethylene recovery

Processing hydrocarbon gases with selected physical solvents

Processing nitrogen-rich, hydrogen-rich, and olefin-rich gases with...

Process for the purification of non-reacting gases

Process for the purification of non-reacting gases

Method for improving dissolution efficiency in gas-absorption and l...

3178487

2740693

2521233

2314827