Eckart Waldau

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D/u/ sseldorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Raney nickel catalysts, a method for producing said raney nickel ca...
- Patent number 6,395,934
- Issue date May 28, 2002
- Bayer Aktiengesellschaft
- Gerhard Wegener
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Continuous process for the preparation of organic isocyanates
- Patent number 5,599,968
- Issue date Feb 4, 1997
- Bayer Aktiengesellschaft
- Robert Bankwitz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of aromatic diisocyanates
- Patent number 5,449,818
- Issue date Sep 12, 1995
- Bayer Aktiengesellschaft
- Klaus Biskup
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of (cyclo)aliphatic diisocyanates
- Patent number 4,847,408
- Issue date Jul 11, 1989
- Bayer Aktiengesellschaft
- Hans-Georg Frosch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of aromatic diamino compounds using a modified Raney cat...
- Patent number 4,792,626
- Issue date Dec 20, 1988
- Bayer Aktiengesellschaft
- Dieter Becher
- C07 - ORGANIC CHEMISTRY