Horst Nickel

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Leverkusen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Polyazo dyestuffs having a dianisidine component, a diaminophenyl s...
- Patent number 4,083,845
- Issue date Apr 11, 1978
- Bayer Aktiengesellschaft
- Erich Kramer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of concentrated solutions of urea compo...
- Patent number 4,077,767
- Issue date Mar 7, 1978
- Bayer Aktiengesellschaft
- Wolf-Eckhard Bleck
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Disazo dyestuffs
- Patent number 3,997,522
- Issue date Dec 14, 1976
- Bayer Aktiengesellschaft
- Edgar Siegel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for dyeing fibres containing amide groups
- Patent number 3,995,995
- Issue date Dec 7, 1976
- Bayer Aktiengesellschaft
- Horst Nickel
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Asymmetrical frisazo dyestuffs derived from diazotized 2,7-diamino-...
- Patent number 3,966,703
- Issue date Jun 29, 1976
- Bayer Aktiengesellschaft
- Wolf-Eckhard Bleck
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...