Chemical & Metal Industries, Inc.

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Denver, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Recovery or arsenic and antimony from spent antimony catalyst
- Patent number 4,722,774
- Issue date Feb 2, 1988
- Chemical & Metal Industries, Inc.
- David E. Hyatt
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Value recovery from spent alumina-base catalyst
- Patent number 4,657,745
- Issue date Apr 14, 1987
- Chemical & Metal Industries, Inc.
- David E. Hyatt
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...