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Sandra Haddad
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Centerville, UT, US
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last 30 patents
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Patent Grant
Biomining of gallium and germanium containing ores
Patent number
5,030,426
Issue date
Jul 9, 1991
Technical Research, Inc.
Gail L. A. Bowers-Irons
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...