William R. Opie

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Holmdel, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Refining copper-bearing material contaminated with nickel, antimony...
- Patent number 4,351,705
- Issue date Sep 28, 1982
- Amax Inc.
- Runyon G. Ernst
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for smelting lead refinery dross
- Patent number 4,168,155
- Issue date Sep 18, 1979
- AMAX, Inc.
- Dominic C. Cusanelli
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Segregation-separation of copper from nickel in copper-nickel sulfi...
- Patent number 4,120,697
- Issue date Oct 17, 1978
- Amax Inc.
- Lamar D. Coffin
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Production of blister copper in a rotary furnace from calcined copp...
- Patent number 4,072,507
- Issue date Feb 7, 1978
- Amax Inc.
- Harold P. Rajcevic
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Production of blister copper directly from dead roasted-copper-iron...
- Patent number 4,006,010
- Issue date Feb 1, 1977
- Amax Inc.
- Harold P. Rajcevic
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...