| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Germany | 2 | |
| #3 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Thermal processes | |
| #3 | Basic materials chemistry | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Steam condensers | |
| #3 | Steam generation | |
| #4 | Chemical or physical processes | |
| #5 | Liquid hydrocarbon mixture production | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Millard Raymond B | 5 |
| #2 | Collins Glenville A | 2 |
| #3 | Stuart Butler Robert | 1 |
| #4 | Steere Clarence E | 1 |
| #5 | Coulter Clarence D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1834435A | Liquid reagent feeder | |
| US1780905A | Filter apparatus | |
| US1759346A | Absorption process | |
| US1605264A | Equalizing system for bubble towers | |
| US1605265A | Bubble tower | |
| DE459905C | Condenser unit, consisting of a component with a plurality of cooling pipe groups | |
| US1654791A | Boiler construction | |
| US1605263A | Bubble tower | |
| US1616701A | Condenser | |
| US1592895A | Condenser | |
| CA276302A | Boiler |