Harvey Stewart

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Newtown Square, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for separating antimony from columbium solutions
- Patent number 4,518,570
- Issue date May 21, 1985
- Cabot Corporation
- Harvey Stewart
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...