Peter Michael Harden

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Sandton, ZA

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing an abrasive product containing diamond
- Patent number 7,033,408
- Issue date Apr 25, 2006
- Robert Fries
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of producing an abrasive product containing cubic boron nitride
- Patent number 6,919,040
- Issue date Jul 19, 2005
- Robert Fries
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Method of producing an abrasive product containing diamond
- Publication number 20050257430
- Publication date Nov 24, 2005
- Robert Fries
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Abrasive and wear resistant material
- Publication number 20040025631
- Publication date Feb 12, 2004
- Robert Fries
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...