Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6149887 | Method and apparatus for degassing sulfur | Johannes Borsboom, Maria Louis Joseph Augustinus Wetzels | 2000-11-21 |
| 5897850 | Process for removing elemental sulfur from a gas stream | Johannes Borsboom | 1999-04-27 |
| 5807410 | Process for removing elemental sulfur from a gas stream | Johannes Borsboom | 1998-09-15 |
| 4988494 | Process for recovering sulfur from sulfur-containing gases | Johannes Borsboom, Pieter Hildegardus Berben, John Wilhelm Geus | 1991-01-29 |
| 4981661 | Process for converting and removing sulfur compounds from a CO containing gas | Johannes Borsboom | 1991-01-01 |