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Boris Rudyk
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Edmonton, CA
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last 30 patents
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Patent Grant
Process for the recovery of copper and ammonium sulphate from coppe...
Patent number
3,985,553
Issue date
Oct 12, 1976
Sherritt Gordon Mines Limited
Wasyl Kunda
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...