Verner Blakely Sefton

Person

Edmonton, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Removal of manganese and chloride ions from aqueous acidic zinc sul...
- Patent number 4,379,037
- Issue date Apr 5, 1983
- Sherritt Gordon Mines Limited
- Gerald L. Bolton
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hydrometallurgical process for the treatment of ores
- Patent number 4,272,490
- Issue date Jun 9, 1981
- Sherritt Gordon Mines Limited
- Verner B. Sefton
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the precipitation of iron as jarosite
- Patent number 4,193,970
- Issue date Mar 18, 1980
- Cominco Ltd.
- Verner B. Sefton
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Selective recovery of nickel and cobalt or copper and zinc from sol...
- Patent number 4,123,260
- Issue date Oct 31, 1978
- Sherritt Gordon Mines Limited
- Verner B. Sefton
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the recovery of zinc
- Patent number 4,071,421
- Issue date Jan 31, 1978
- Sherritt Gordon Mines Limited
- Ian M. Masters
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Recovery of precious metals from metal sulphides
- Patent number 4,070,182
- Issue date Jan 24, 1978
- Sherritt Gordon Mines Limited
- Roman M. Genik-Sas-Berezowsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering metals from metal ammine bearing ammonium sa...
- Patent number 3,998,627
- Issue date Dec 21, 1976
- Sherritt Gordon Mines Limited
- Donald Robert Weir
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Verner Blakely Sefton

Person

Patents Grantslast 30 patents

Removal of manganese and chloride ions from aqueous acidic zinc sul...

Hydrometallurgical process for the treatment of ores

Process for the precipitation of iron as jarosite

Selective recovery of nickel and cobalt or copper and zinc from sol...

Process for the recovery of zinc

Recovery of precious metals from metal sulphides

Process for recovering metals from metal ammine bearing ammonium sa...