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Ogden Environmental Services, Inc.
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San Diego, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Feed system for incineration of contaminated material
Patent number
4,996,930
Issue date
Mar 5, 1991
Ogden Environmental Services, Inc.
Harry H. Yip
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Method for the removal of cyanides from spent potlinings from alumi...
Patent number
4,973,464
Issue date
Nov 27, 1990
Ogden Environmental Services
William S. Rickman
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Residue removal system for a conveyor assembly
Patent number
4,946,026
Issue date
Aug 7, 1990
Ogden Environmental Services, Inc.
William S. Rickman
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method and apparatus for cooling high-temperature processes
Patent number
4,883,115
Issue date
Nov 28, 1989
Ogden Environmental Services, Inc.
Niles W. Johanson
F22 - STEAM GENERATION
Information
Patent Grant
Method for the combustion of spent potlinings from the manufacture...
Patent number
4,763,585
Issue date
Aug 16, 1988
Ogden Environmental Services
William S. Rickman
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR