David Winborne

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Queensland, AU

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Patents Grantslast 30 patents

Information Patent Grant
Reducing cyanide consumption in gold recovery from finely ground su...
- Patent number 7,488,370
- Issue date Feb 10, 2009
- Xstrata Queensland Ltd.
- Michael M Hourn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for treating precious metal bearing minerals
- Patent number 6,833,021
- Issue date Dec 21, 2004
- Michael Matthew Hourn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Reducing cyanide consumption in gold recovery from finely ground su...
- Publication number 20060185475
- Publication date Aug 24, 2006
- Michael Matthew Hourn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...