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Douglas W. Townsend
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Glen Burnie, MD, US
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last 30 patents
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Patent Grant
Supersaturation coating of cathode substrate
Patent number
5,227,045
Issue date
Jul 13, 1993
Douglas W. Townsend
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Coating of cathode substrate during aluminum smelting in drained ca...
Patent number
5,158,655
Issue date
Oct 27, 1992
Douglas W. Townsend
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Supersaturation plating of aluminum wettable cathode coatings durin...
Patent number
5,028,301
Issue date
Jul 2, 1991
Douglas W. Townsend
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Slotted cathode collector bar for electrolyte reduction cell
Patent number
4,795,540
Issue date
Jan 3, 1989
Comalco Aluminum, Ltd.
Douglas W. Townsend
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Aluminum wettable cathode material for use in aluminum reduction cell
Patent number
4,624,766
Issue date
Nov 25, 1986
Commonwealth Aluminum Corporation
Larry G. Boxall
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Aluminum cell having aluminum wettable cathode surface
Patent number
4,544,469
Issue date
Oct 1, 1985
Commonwealth Aluminum Corporation
Larry G. Boxall
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Aluminum cell cathode coating composition
Patent number
4,526,911
Issue date
Jul 2, 1985
Martin Marietta Aluminum Inc.
Larry G. Boxall
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Aluminum cell cathode coating method
Patent number
4,466,996
Issue date
Aug 21, 1984
Martin Marietta Corporation
Larry G. Boxall
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Control of ledge formation in aluminum cell operation
Patent number
4,466,995
Issue date
Aug 21, 1984
Martin Marietta Corporation
Larry G. Boxall
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR