Hermann Dallmeyer

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Leverkusen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the purification of mixtures of toluenediisocyanate
- Patent number 6,803,483
- Issue date Oct 12, 2004
- Bayer Aktiengesellschaft
- Heinrich Lokum
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reactor for carrying out exothermic reactions
- Patent number 5,387,396
- Issue date Feb 7, 1995
- Bayer Aktiengesellschaft
- Hermann Dallmeyer
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Mixer for mixing at least two free-flowing substances, especially t...
- Patent number 4,915,509
- Issue date Apr 10, 1990
- Bayer Aktiengesellschaft
- Heinz Sauer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the production of isocyanates
- Patent number 4,851,571
- Issue date Jul 25, 1989
- Bayer Aktiengesellschaft
- Heinz Sauer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for working-up aqueous amine solutions
- Patent number 4,720,326
- Issue date Jan 19, 1988
- Bayer Aktiengesellschaft
- Heiko Beckhaus
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for the purification of mixtures of toluenediisocyanate
- Publication number 20030233013
- Publication date Dec 18, 2003
- Heinrich Lokum
- C07 - ORGANIC CHEMISTRY