| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 2 | |
| #2 | Australia | 1 | |
| #3 | Belgium | 1 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Italy | 1 | |
| #8 | Japan | 1 | |
| #9 | Netherlands | 1 | |
| #10 | United States | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology | |
| #3 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Puttaert Emiel | 6 |
| #2 | Hendoritsuku Segerusu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BE1007801A3 | Working method for the burning of waste and slurry and installation in whichthis working method is applied | |
| CA2141800A1 | Filter for filtering gases changed with particles | |
| GB1546423A | Packing elements for apparatus for contacting gases and liquids | |
| IT1062765B | Highly efficient aerating system - for an activated sludge effluent treatment plant, with restricted liquid circulation in aerating tank |