Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10428000 | Dividing wall in ethanol production process | Johannes Jacobus Joseph Den Ridder, Didier Agnes Joseph Koster | 2019-10-01 |
| 6538157 | Method for the preparation of urea | Jacobus Johannes Maria de Wit | 2003-03-25 |
| 6485613 | Batch-continuous countercurrent mass transfer process | — | 2002-11-26 |
| 4654437 | Process of recovering purified benzoic acid | Antonius J. F. Simons, Ludovicus A. L. Kleintjens | 1987-03-31 |
| 4652675 | Process and device for purifying benzoic acid | Antonius J. F. Simons, Ludovicus A. L. Kleintjens | 1987-03-24 |
| 4308385 | Process for purifying urea-containing waste water and process for preparing melamine | — | 1981-12-29 |
| 4256471 | Process for the separation of ammonia and carbon dioxide from mixtures containing ammonia, carbon dioxide and water | — | 1981-03-17 |