Joerg Helling

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Oldenburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for electrolytically producing metal-amalgam
- Patent number 6,294,070
- Issue date Sep 25, 2001
- Degussa-Huels Aktiengesellschaft
- Carl Heinz Hamann
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Method for removing traces of heavy metals from concentrated alkali...
- Patent number 5,935,546
- Issue date Aug 10, 1999
- Huels Aktiengesellschaft
- Carl Heinz Hamann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...