Willem H. Pittie

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Rooderpoort, Transvaal, ZA

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Patents Grantslast 30 patents

Information Patent Grant
Electrolytic recovery of nickel and zinc
- Patent number 4,073,709
- Issue date Feb 14, 1978
- Anglo-Transvaal Consolidated Investment Company Limited
- Willem Hubert Pittie
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Leaching of copper-nickel concentrates
- Patent number 4,067,952
- Issue date Jan 10, 1978
- Anglo-Transvaal Consolidated Investment Company Limited
- Willem H. Pittie
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Separation and/or purification of precious metals
- Patent number 3,997,337
- Issue date Dec 14, 1976
- Swarsab Mining, Exploration & Development Company (Proprietary) Limited
- Willem H. Pittie
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...