Sigrid Scholz-Weigl

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Marl, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the peparation of finely divided, water-swellable polys...
- Patent number 5,183,872
- Issue date Feb 2, 1993
- Starchem GmbH
- Klaus Heidel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Use of N-oxalkylated derivatives of aniline as a polymer-dissolving...
- Patent number 4,425,266
- Issue date Jan 10, 1984
- Chemische Werke Huels Aktiengesellschaft
- Rudolf Beck
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...