Walter W. Harvey

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Bedford, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for removing hydrogen sulfide and ammonia from gaseous streams
- Patent number 4,192,854
- Issue date Mar 11, 1980
- EIC Corporation
- Walter W. Harvey
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for the electrolytic recovery of metal employing improved el...
- Patent number RE30005
- Issue date May 22, 1979
- Kennecott Copper Corporation
- Walter W. Harvey
- 204 - Chemistry: electrical and wave energy
Information Patent Grant
Method for series electrowinning and electrorefining of metals
- Patent number 4,033,839
- Issue date Jul 5, 1977
- Kennecott Copper Corporation
- Walter W. Harvey
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Apparatus for series electrowinning and electrorefining of metal
- Patent number 3,979,275
- Issue date Sep 7, 1976
- Kennecott Copper Corporation
- Walter W. Harvey
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR