| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Chemical engineering | |
| #3 | Environmental technology | |
| #4 | Thermal processes | |
| #5 | Packaging and shipping | |
| #6 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Milling | |
| #2 | Drying solid materials by removing liquid | |
| #3 | Steam condensers | |
| #4 | Cremation furnaces | |
| #5 | Unspecified technologies | |
| #6 | Water treatment | |
| #7 | Pumps | |
| #8 | Steam generation | |
| #9 | Transport or storage devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mclaughlin Wilson L | 11 |
| #2 | Mclaughlin Herrold L | 7 |
| #3 | Virg Ballou | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1931136A | Steam condenser and water preheater | |
| US1931135A | Steam purifier | |
| US1925875A | Garbage incinerator | |
| US1726083A | Water-softener machine | |
| US1797434A | Pneumatic separator for pulverizing mills | |
| US1685331A | Apparatus for feeding powdered fuel | |
| US1673465A | Pulverizing machine | |
| US1673464A | Drying apparatus | |
| US1458106A | Method of making fuel | |
| US1359188A | Drying-tower | |
| US1336364A | Apparatus for treating fuel |