Mary A. Fedorchak

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Rome, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Recovery of tungsten, scandium, iron, and manganese from tungsten b...
- Patent number 4,808,384
- Issue date Feb 28, 1989
- GTE Products Corporation
- Clarence D. Vanderpool
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing cobalt metal powder
- Patent number 4,214,895
- Issue date Jul 29, 1980
- GTE Sylvania Incorporated
- Richard G. W. Gingerich
- B22 - CASTING POWDER METALLURGY