Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372727 | Auxiliaries for the filtration and/or dewatering of mineral and coal suspensions | Rita Koester, Horst-Dieter Speckmann, Wolfgang von Rybinski | 1994-12-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372727 | Auxiliaries for the filtration and/or dewatering of mineral and coal suspensions | Rita Koester, Horst-Dieter Speckmann, Wolfgang von Rybinski | 1994-12-13 |