Alain Roy

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Kingston, CA

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Patents Grantslast 30 patents

Information Patent Grant
Upgrading of precious metals concentrates and residues
- Patent number 9,194,022
- Issue date Nov 24, 2015
- Rustenburg Platinum Mines Limited
- Alain Roy
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
UPGRADING OF PRECIOUS METALS CONCENTRATES AND RESIDUES
- Publication number 20130177487
- Publication date Jul 11, 2013
- ANGLO PLATINUM MANAGEMENT SERVICES (PROPRIETARY) LIMITED
- Alain Roy
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Process for electrolytic production of aluminum
- Publication number 20050092619
- Publication date May 5, 2005
- John N. Hryn
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR