Karlheinz Broj

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Hattersheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of reprocessing zinc- and lead-containing residues from meta...
- Patent number 5,162,107
- Issue date Nov 10, 1992
- Metallgesellschaft Aktiengesellschaft
- Martin Hirsch
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...