Kerry A. McDonald

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Tucson, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of extracting zinc lead and silver from brines
- Patent number 5,244,491
- Issue date Sep 14, 1993
- Cyprus Power Company
- Patrick M. Brown
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...