Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833253 | Process for the production of low-viscosity amphoteric surfactants | Uwe Ploog, Guenter Uphues | 1989-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833253 | Process for the production of low-viscosity amphoteric surfactants | Uwe Ploog, Guenter Uphues | 1989-05-23 |