| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | France | 2 | |
| #3 | United States | 2 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Thermal processes | |
| #3 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Otto Uhde | 2 |
| #2 | Uhde Otto | 2 |
| #3 | Victor Kolb | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1838014A | Hydraulic device for emptying furnaces | |
| US1838596A | Method of and apparatus for the incineration of refuse and similar waste materials | |
| GB323841A | Method of and apparatus for the incineration of refuse and similar waste materials | |
| DE386826C | Firing operation in shaft furnaces with layers of slag |