Verner B. Sefton

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Makati, PH

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Patents Grantslast 30 patents

Information Patent Grant
Removal of manganese ions from zinc and manganese containing solutions
- Patent number 4,290,866
- Issue date Sep 22, 1981
- Sherritt Gordon Mines Limited
- Gerald L. Bolton
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...