| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Spain | 2 | |
| #3 | Finland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Environmental technology | |
| #3 | Materials and metallurgy | |
| #4 | Thermal processes | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Cremation furnaces | |
| #2 | Unspecified technologies | |
| #3 | Non-metallic elements | |
| #4 | Cyclones | |
| #5 | Furnaces | |
| #6 | Unspecified technologies | |
| #7 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hartley Henry J | 3 |
| #2 | Rankin Clarence S | 3 |
| #3 | Macafee Merrill W | 3 |
| #4 | Ruth Herman A | 2 |
| #5 | De Long Chester A | 1 |
| #6 | White Mac Afee Merrill | 1 |
| #7 | Edwin Connolly George | 1 |
| #8 | Connolly George E | 1 |
| #9 | Jarrett Hartley Henry | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2751037A | Mist eliminator | |
| US2751043A | Separation of suspended solids from fluids | |
| ES210109A1 | An apparatus to treat solid mateial (Machine-translation by Google Translate, not legally binding) | |
| US2780307A | Recovery of elemental sulphur from a gas system | |
| US2877100A | Sulphur recovery | |
| ES207789A1 | Improved improvements in the treatment of solid materials containing sulfur metal (Machine-translation by Google Translate, not legally binding) | |
| US2744477A | Incinerator | |
| US2739801A | Rotary tube furnace | |
| US2710585A | Multiple hearth incinerator | |
| US2294390A | Cremator | |
| US1841789A | Valve |