Volker Hartwig

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Fallingbostel, DE

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Patents Grantslast 30 patents

Information Patent Grant
Purification of cellulose and starch ethers with counter current wa...
- Patent number 4,404,370
- Issue date Sep 13, 1983
- Wolff Walsrode AG and Bayer AG
- Claus-Rudiger Bernert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...