Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828622 | Process for preparing highly concentrated aqueous press cakes of solids | Joachim Weide, Erwin Dietz | 1989-05-09 |
RD
Reinhold Deubel
Overall (1989): #66,989 of 140,708Top 50%
1
Patents 1989