Roger Harvey Wintle

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Sunninghill, ZA

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Patents Applicationslast 30 patents

Information Patent Application
Apparatus and process for recovery of metal values
- Publication number 20040194579
- Publication date Oct 7, 2004
- Roger Harvey Wintle
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...