| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 9 | |
| #2 | United States | 5 | |
| #3 | Canada | 4 | |
| #4 | United Kingdom | 2 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Separating solids using liquids | |
| #2 | Separating solids | |
| #3 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Holmes Colin William Higham | 10 |
| #2 | Bramwell Ivor Lloyd | 5 |
| #3 | Higham Holmes Colin William | 4 |
| #4 | Lloyd Bramwell Ivor | 3 |
| #5 | Charles Appleyard Kenelm | 2 |
| #6 | Appleyard Kenelm Charles | 1 |
| #7 | Holmes Colin William Higuam | 1 |
| #8 | Bourke Bryan Longley | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1944643A | Apparatus for separation of dry materials | |
| US1888372A | Separation of dry materials | |
| US1866186A | Separation of dry materials | |
| US1876825A | Separation of dry materials | |
| GB322480A | Improvements in and relating to the separation of dry materials | |
| GB321670A | Improvements in and relating to the separation of dry materials | |
| CA324621A | Dry material separation | |
| CA324623A | Dry material separation | |
| CA326047A | Dry material separator | |
| CA324622A | Dry material separation |