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Simo S. Liukkonen
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Espoo, FI
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last 30 patents
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Patent Grant
Process for the recovery of zinc, copper and cadmium in the leachin...
Patent number
4,383,979
Issue date
May 17, 1983
Outokumpu Oy
Jussi K. Rastas
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...