Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4407976 | Anionic adsorbent | Jurg Merz, Hans Wegmuller | 1983-10-04 |
| 4404104 | Cationic adsorption agent | Jurg Merz | 1983-09-13 |
| 4395546 | N-Methylolcarboxamide compounds | Jeroslav Haase, Peter Liechti, Hans Wegmuller, Quentin Bowes | 1983-07-26 |
| 4316005 | Cationic adsorption agent | Jurg Merz | 1982-02-16 |
| 4306080 | Process for the purification of industrial effluents | Jaroslav Haase, Peter Liechti, Hans Wegmuller, Quentin Bowes | 1981-12-15 |
| 4263146 | Process for removing cationic substances from aqueous solutions | Hans Wegmuller | 1981-04-21 |
| 4238328 | Process for removing heavy-metal ions from aqueous solutions | Quentin Bowes | 1980-12-09 |