| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | China | 1 | |
| #4 | Czechia | 1 | |
| #5 | Japan | 1 | |
| #6 | Poland | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Environmental technology | |
| #3 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoefeld Guenter | 5 |
| #2 | Oppenberg Rolf | 3 |
| #3 | Lux Thomas Dr Ing | 2 |
| #4 | Oppenberg Rolf Dipl Ing | 2 |
| #5 | Lux Thomas | 2 |
| #6 | Wessel Ralf Dr | 1 |
| #7 | Wessel Ralf | 1 |
| #8 | Hofeld Gunter | 1 |
| #9 | Schaefer Christof | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19709865A1 | Method and device for operating a large capacity water boiler | |
| DE19633004A1 | Duct burner and method for heating a flowing gas | |
| DE4430726A1 | Boiler for the use of condensing boiler and a method for operating this boiler | |
| EP0598189A1 | Pulverizer for an oil burner | |
| DE4308731A1 | Method for reducing the formation of NOx, and boiler |