Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652283 | Preparation of finely divided mixtures of amphiphilic polymers and polycarboxylates and use thereof | Dieter Boeckh, Alexander Kud, Wolfgang Trieselt, Wolfgang Buhler | 1997-07-29 |
| 5635554 | Low viscosity mixtures of amphiphilic nonionic graft copolymers and viscosity-reducing additives | Dieter Boeckh, Hans-Peter Seelmann-Eggebert, Rolf-Dieter Kahl, Gunnar Schornick | 1997-06-03 |