Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814518 | Process for extracting nitrohydroxyaromatics from aqueous solutions | Herbert Kuckertz, Siegbert Rittner, Josef Rosenfelder, Bernhard Wojtech | 1989-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814518 | Process for extracting nitrohydroxyaromatics from aqueous solutions | Herbert Kuckertz, Siegbert Rittner, Josef Rosenfelder, Bernhard Wojtech | 1989-03-21 |