Dirk Springer

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Haan, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing glucoprotamines
- Patent number 6,331,607
- Issue date Dec 18, 2001
- Cognis Deutschland GmbH
- Ralf Bohlander
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of Guerbet alcohols
- Patent number 5,777,183
- Issue date Jul 7, 1998
- Henkel Kommanditgesellschaft auf Aktien
- Gerd Mueller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the sulfonation and/or sulfatization of organic compone...
- Patent number 4,973,686
- Issue date Nov 27, 1990
- Henkel Kommanditgesellschaft auf Aktien
- Josef Kretschmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Conversion of organophosphonic acids into their salts using intense...
- Patent number 4,851,525
- Issue date Jul 25, 1989
- Henkel Kommanditgesellschaft auf Aktien
- Willi Wuest
- C07 - ORGANIC CHEMISTRY