Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540813 | Process for the preparation of urea | Andreas J. Biermans, Kees Jonckers, Mario G. R. T. de Cooker | 1985-09-10 |
| 4539077 | Process for the preparation of urea | Kees Jonckers, Andreas J. Biermans | 1985-09-03 |
| 4456535 | Process for the removal of urea, ammonia, and carbon dioxide from dilute aqueous solutions | Jan Zuidam, Pierre G. M. B. Bruls, Kees Jonckers | 1984-06-26 |
| 4410503 | Process for the removal of urea, ammonia, and carbon dioxide from dilute aqueous solutions | Adolphe M. Douwes | 1983-10-18 |