Hubert Holthoff

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Werl-Sonnern, DE

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Patents Grantslast 30 patents

Information Patent Grant
Defoaming and deaerating composition and method
- Patent number 4,906,403
- Issue date Mar 6, 1990
- Th. Goldschmidt AG
- Roland Berger
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...