Gunter Hetkamp

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Dinslaken, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacture of high molecular copolymerisates of et...
- Patent number 4,138,540
- Issue date Feb 6, 1979
- Ruhrchemie Aktiengesellschaft
- Siegfried Lutze
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...