Kenneth A. S. Sjoberg

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Boliden, SE

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Patents Grantslast 30 patents

Information Patent Grant
Electrowinning system
- Patent number 4,738,762
- Issue date Apr 19, 1988
- Boliden Aktiebolag
- Lars A. Hedstrom
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Method for selectively recovering lead from complex sulphidic non-f...
- Patent number 4,734,172
- Issue date Mar 29, 1988
- Boliden Aktiebolag
- Lars A. Hedstrom
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR