Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668100 | Detergent mixtures and detergents or cleaning formulations with improved dissolving properties | Karl Schmid, Ditmar Kischkel, Thomas Krohnen, Michael Neuss, Hubert Pawelczyk +2 more | 1997-09-16 |
| 5599787 | Aqueous anionic surfactant solutions stable at low temperature comprising glycoside and alkoxylated nonionic surfactant mixtures and processes of making same | Karl Schmid, Brigitte Giesen | 1997-02-04 |
| 5597794 | Process for the production of detergent surfactant granules comprising a recycle step | Volker Bauer, Wilfried Raehse, Ditmar Kischkel | 1997-01-28 |
| 5591845 | Process for the production of surfactants having improved detergency | Karl Schmid, Brigitte Giesen | 1997-01-07 |