Weldon D. Read

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Amarillo, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for purifying silver refinery slimes
- Patent number 4,722,831
- Issue date Feb 2, 1988
- ASARCO Incorporated
- William H. Reeves
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...