Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11427508 | Process for preparing low air entraining, low viscosity lignosulfonates | Martin Andresen, Guro Elise Fredheim, Jerry D. Gargulak, David L. Oldroyd, Hans Petter Pettersen +2 more | 2022-08-30 |