Friedrich Schwochow

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Leverkusen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Bismuth vanadate pigments, a process for their preparation and thei...
- Patent number 5,203,917
- Issue date Apr 20, 1993
- Bayer Aktiengesellschaft
- Friedrich Schwochow
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing phosphonomaleic acid esters
- Patent number 4,307,040
- Issue date Dec 22, 1981
- Bayer Aktiengesellschaft
- Hans-Dieter Block
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reinforcing glass fibers of MgO-CaO-ZnO-Al.sub.2 O.sub.3 -SiO.sub.2...
- Patent number 4,102,692
- Issue date Jul 25, 1978
- Bayer Aktiengesellschaft
- Wolfgang Schartau
- C03 - GLASS MINERAL OR SLAG WOOL