Anthony G. Fonseca

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Ponca City, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydrometallurgical processing of metal sulfides
- Patent number 4,030,917
- Issue date Jun 21, 1977
- Continental Oil Company
- Anthony G. Fonseca
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of metals from sulfur bearing ores
- Patent number 3,979,265
- Issue date Sep 7, 1976
- Continental Oil Company
- Anthony G. Fonseca
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Aqueous ammonia oxidative leach and recovery of metal values
- Patent number 3,967,957
- Issue date Jul 6, 1976
- Continental Oil Company
- Anthony G. Fonseca
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...