David T. Stevenson

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Washington Township, Washington County, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Carbothermic reduction and prereduced charge for producing aluminum...
- Patent number 4,491,472
- Issue date Jan 1, 1985
- Aluminum Company of America
- David T. Stevenson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Carbothermic reduction with parallel heat sources
- Patent number 4,486,229
- Issue date Dec 4, 1984
- Aluminum Company of America
- Robert L. Troup
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...