Leonard R. Ochs

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Tucson, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydrometallurgical process for copper recovery
- Patent number 4,634,467
- Issue date Jan 6, 1987
- Duval Corporation
- Leonard R. Ochs
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovery of metal chloride and cuprous chloride complex...
- Patent number 4,545,972
- Issue date Oct 8, 1985
- Duval Corporation
- Leonard R. Ochs
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Removal of potassium chloride as a complex salt in the hydrometallu...
- Patent number 4,544,460
- Issue date Oct 1, 1985
- Duval Corporation
- Leonard R. Ochs
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Metal sulphide extraction
- Patent number 4,536,214
- Issue date Aug 20, 1985
- Duval Corporation
- Leonard R. Ochs
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...