| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 5 | |
| #2 | United States | 5 | |
| #3 | Australia | 2 | |
| #4 | Austria | 1 | |
| #5 | Canada | 1 | |
| #6 | Finland | 1 | |
| #7 | Norway | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Textiles and paper | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Paper-making machines | |
| #3 | Treatment of paper-making materials | |
| #4 | Separating solids using liquids | |
| #5 | Presses | |
| #6 | Paper recycling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Strid Kent | 14 |
| #2 | Oswaldson Rolf | 6 |
| #3 | Oswaldsson Rolf | 4 |
| #4 | Engewik Terje | 2 |
| #5 | Rasmussen Sigmund | 2 |
| #6 | Oswaldson Rolfy | 1 |
| #7 | Kvaerner Pulping As | 1 |
| #8 | Horlyk Lars | 1 |
| #9 | Hauger Torbjorn | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU1191600A | Method for dressing worn blades in a screw press | |
| ATA908798A | Rotating filter and method for filtrating a flowing substance | |
| US5951861A | Device for filtration and a method for conversion | |
| US5935053A | Fractionator | |
| EP0721528A1 | Fractionator | |
| EP0721526A1 | Method and apparatus for dewatering of a fibre suspension |