Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5261453 | Valve provided with sound-reducing means | Ydo M. Hekkert | 1993-11-16 |
| 5161576 | Valve provided with sound-reducing means | Ydo M. Hekkert | 1992-11-10 |
| 5114075 | Spraying system for treating a flue gas | — | 1992-05-19 |
| 4666470 | Process for conditioning a gas stream charged with solid particles and/or vapors | Arie Griffioen | 1987-05-19 |