Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4802965 | Concentrating aqueous solutions of organic compounds which contain salts, with simultaneous reduction of the salt content | Hermann Puetter | 1989-02-07 |
ER
Eckhard Roske
Overall (1989): #118,382 of 140,708Top 85%
1
Patents 1989