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Tei-Chih Cheau
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Hsinchu, TW
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last 30 patents
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Patent Grant
Method for separating cobalt, nickel, and aluminum ions in sulfuric...
Patent number
5,470,553
Issue date
Nov 28, 1995
Industrial Technology Research Institute
Hsia Hao-Chung
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of silver from photographic film and photographic developm...
Patent number
5,238,543
Issue date
Aug 24, 1993
Industrial Technology Research Institute
Tyngbin Onlin
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for recovering silver oxide and metals from spent silver ox...
Patent number
5,221,325
Issue date
Jun 22, 1993
Industrial Technology Research Institute
Tyngbin Onlin
C01 - INORGANIC CHEMISTRY