Noble gases

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Patents Grantslast 30 patents

Information Patent Grant
Process for removing oxygen from crude argon
- Patent number 5,035,726
- Issue date Jul 30, 1991
- Air Products and Chemicals, Inc.
- Michael S. Chen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process for separating components of a gas stream
- Patent number 4,701,187
- Issue date Oct 20, 1987
- Air Products and Chemicals, Inc.
- Jung S. Choe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Gas separation
- Patent number 4,190,424
- Issue date Feb 26, 1980
- BOC Limited
- John W. Armond
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3475882
- Patent number 3,475,882
- Issue date Nov 4, 1969
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3410783
- Patent number 3,410,783
- Issue date Nov 12, 1968
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
3242645
- Patent number 3,242,645
- Issue date Mar 29, 1966
- C01 - INORGANIC CHEMISTRY