Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4894217 | Process for causticizing of an aqueous solution containing alkali carbonate | — | 1990-01-16 |
| 4764251 | Method for the impregnation and cooking of lignocellulosic material by a batch cooking using spent impregnation liquor from a previous batch | — | 1988-08-16 |
| 4608121 | Process for continuous digestion of finely-divided material with heat capacity flows of substantially the same magnitude | — | 1986-08-26 |
| 4530737 | Method for use in recompression evaporation of a solution | — | 1985-07-23 |