Thomas H. Etsell

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Edmonton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Photographic fixer regeneration
- Patent number 5,162,106
- Issue date Nov 10, 1992
- The Governors of The University of Alberta
- Wasyl Kunda
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recovering silver from waste solutions containing thiosu...
- Patent number 4,755,453
- Issue date Jul 5, 1988
- The Governors of the University of Alberta
- Wasyl Kunda
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...