Howard R. Keil

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Oklahoma City, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Ilmenite beneficiation process and a digester method
- Patent number 4,269,619
- Issue date May 26, 1981
- Kerr-McGee Chemical Corporation
- Howard R. Keil
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...