| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 5 | |
| #2 | Israel | 3 | |
| #3 | United States | 2 | |
| #4 | Norway | 1 | |
| #5 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Chemical engineering | |
| #3 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Centrifuges | |
| #2 | Separation | |
| #3 | Heat-exchanger without contact | |
| #4 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Doyle C | 9 |
| #2 | Podbielniak W | 2 |
| #3 | Doyle W | 2 |
| #4 | Wladzia Gajda Podbielniak Doyl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3770190A | Centrifugal countercurrent separator having bands covered with fluorocarbon sheets | |
| US3765602A | Sealing arrangement for a centrifuge | |
| IL28396A | Articulated liquid feed or discharge column for countercurrent exchange devices | |
| IL26322A | Method for fluid extraction and apparatus therefor | |
| IL25703A | Centrifugal counter current exchange device |