| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 18 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Cremation furnaces | |
| #2 | Separation | |
| #3 | Water treatment | |
| #4 | Furnaces | |
| #5 | Drying solid materials by removing liquid |
| # | Name | Total Patents |
|---|---|---|
| #1 | William Raisch | 13 |
| #2 | Lewers George R | 3 |
| #3 | Streander Philip B | 2 |
| #4 | Martin Warren S | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2283641A | Incineration | |
| US2222673A | Incineration | |
| US2272441A | Combined degreasing and grit removal | |
| US2252326A | Incineration | |
| US2131002A | Filter bed cleaner | |
| US2144507A | Incineration | |
| US2128472A | Incineration | |
| US2110309A | Incineration | |
| US2122492A | Incineration | |
| US2124122A | Incineration | |
| US2125737A | Incineration | |
| US2122491A | Incineration | |
| US2138120A | Incineration | |
| US2107127A | Incineration | |
| US2128431A | Incineration | |
| US2119601A | Apparatus for treating material | |
| US2104526A | Apparatus for treating material including solids and vaporizable material | |
| US2102544A | Furnace |