Ferdinand Hummes

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Bergisch-Gladbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Granular preparation of vat dyestuffs and/or disperse dyestuffs
- Patent number 4,285,692
- Issue date Aug 25, 1981
- Bayer Aktiengesellschaft
- Willy Schiwy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process and apparatus for spray drying or spray cooling
- Patent number 4,198,264
- Issue date Apr 15, 1980
- Bayer Aktiengesellschaft
- Vaclav Kaspar
- F26 - DRYING