| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 23 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machines | |
| #3 | Control | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Flotation | |
| #2 | Separation | |
| #3 | Separating solids using liquids | |
| #4 | Unspecified technologies | |
| #5 | Drying solid materials by removing liquid | |
| #6 | Milling | |
| #7 | Mixing | |
| #8 | Separating solids | |
| #9 | Pistons and sealings | |
| #10 | Teaching materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Daman Arthur C | 23 |
| #2 | Pennington Thomas J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2054671A | Packing for classifiers | |
| US2122028A | Ore treating system | |
| US2111843A | Filter | |
| US2071617A | Classifier | |
| US2031590A | Flotation apparatus | |
| US1907747A | Laboratory filter | |
| US1985153A | Flotation apparatus | |
| US1907746A | Thickener | |
| US1953672A | Classifier | |
| US1942803A | Flotation machine | |
| US1921220A | Conditioner and agitator | |
| US1650434A | Continuous filter | |
| US1647276A | Educational and amusement device | |
| US1556084A | Ore classifier | |
| US1627014A | Oil feeder for flotation machines | |
| US1556083A | Flotation machine | |
| US1538385A | Drier | |
| US1517538A | Crushing mill | |
| US1469294A | Drier | |
| US1455907A | Vibrating trommel screen |