| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 7 | |
| #2 | Italy | 4 | |
| #3 | Sweden | 4 | |
| #4 | Denmark | 2 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Chemical engineering | |
| #3 | Environmental technology | |
| #4 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Baumgartner H | 4 |
| #2 | Meier J G | 3 |
| #3 | Vollerin B | 2 |
| #4 | Jacquemet A | 1 |
| #5 | Recchi V | 1 |
| #6 | Meier J | 1 |
| #7 | Hazard H R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1495491A | Process and apparatus for controlled recycling of combustion gases |