Volker Potschka

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Hosel, DE

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Patents Grantslast 30 patents

Information Patent Grant
Plasticized coal tar pitch, composition containing same and its use
- Patent number 4,304,606
- Issue date Dec 8, 1981
- Rutgerswerke Aktiengesellschaft
- Heinrich Louis
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...