Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5155246 | Wool-wax substitutes | Sasanka S. Naskar, Hans L. Hulsmann | 1992-10-13 |
| 5069795 | Process for separating hydrocarbons from waste water | Ingo Romey | 1991-12-03 |
| 4764355 | Process for removal of solid and gaseous noxious matter from hot gases | Ingo Romey, Erwin Ahland, Franz Verfuss | 1988-08-16 |
| 4643850 | Silane modified ester mixtures, a method for their preparation, and their use in pharmaceutical and cosmetic preparations | Hans L. Hulsmann, Horst G. Hermsdorf | 1987-02-17 |
| 4366100 | Biodegradable, oxidation-resistant liquid ester mixtures with low turbidity points | Sasanka S. Naskar | 1982-12-28 |
| 4310422 | Method of processing and recirculating filtration residues | Ingo Romey | 1982-01-12 |