| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Climate change mitigation in wastewater treatment | |
| #3 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Soleman Mohamad Ali Arafien | 4 |
| #2 | Graveland Antonie | 4 |
| #3 | Wiggers Johannes Bernardus Mar | 2 |
| #4 | Budde Antonius Wilhelmus Herma | 2 |
| #5 | Klein Roelof Jan | 2 |
| #6 | Graveland A | 1 |
| #7 | Prinsen Wouter Louis | 1 |
| #8 | Geerligs Wouter L P | 1 |
| #9 | Maier Peter | 1 |
| #10 | Klein R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1486697A | Process and installation for the purification of sewage | |
| CA982286A | Process and apparatus for chemical conditioning of water | |
| US3510110A | Sewage purification |