| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 2 | |
| #2 | Argentina | 1 | |
| #3 | Australia | 1 | |
| #4 | Canada | 1 | |
| #5 | Egypt | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | India | 1 | |
| #8 | Italy | 1 | |
| #9 | Norway | 1 | |
| #10 | United States | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 | |
| #12 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Mixing | |
| #2 | Cleaning | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Paringaux Bernard | 10 |
| #2 | Matter Rolf | 10 |
| #3 | Bernard Ringaux | 1 |
| #4 | Rolf Matter | 1 |
| #5 | Matter Rolf Edwin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EG20086A | Method and apparatus for the recovery of crude oil of refining products from their sludge | |
| EP0160805A2 | Method and apparatus for the recovery of crude oil or refining products from their sludge | |
| CH661917A5 | Process for recovering crude oil or refinery products from sedimentations thereof, and equipment for carrying out the process | |
| CH654280A5 | Process for recovering crude oil from crude oil which has thickened to form oil sludge and sedimented, and equipment for carrying out the process |