| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | United States | 2 | |
| #4 | Yugoslavia (Serbia and Montenegro) | 2 | |
| #5 | Brazil | 1 | |
| #6 | Canada | 1 | |
| #7 | German Democratic Republic | 1 | |
| #8 | Spain | 1 | |
| #9 | India | 1 | |
| #10 | Poland | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Furnaces | |
| #2 | Metal production and refining | |
| #3 | Details of furnaces | |
| #4 | Burners | |
| #5 | Metal tempering | |
| #6 | Fluid fuel combustion | |
| #7 | Controlling combustion | |
| #8 | Supplying fuel to combustion device | |
| #9 | Building materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wolkewitz Heinrich | 7 |
| #2 | Sauer Baldur | 7 |
| #3 | Kraemer Walter | 5 |
| #4 | Hepp Guenter | 5 |
| #5 | Bonnekamp Horst | 4 |
| #6 | Knaak Ruediger Dr | 3 |
| #7 | Heuss Helmut | 3 |
| #8 | Kramer Walter | 2 |
| #9 | Bonnekamp Horst Dr Ing | 2 |
| #10 | Hepp Gunter | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE19633617A1 | Furnace and method for sintering soft-ferrite mouldings | |
| DE3802504A1 | Burner | |
| DE3115930A1 | STEEL OVENS FOR WARMING STEEL | |
| DE3102833A1 | METHOD AND DEVICE FOR OPERATING A HIGH-SPEED BURNER | |
| DE3021275A1 | LIFTING BAR OVEN WITH ADAPTERS | |
| DE3010845A1 | Ignition of sinter mixt. on travelling grate - below furnace hood contg. burners aligned at specific angles to reduce fuel consumption | |
| DE3010844A1 | Ignition of sinter mixt. on travelling grate - below furnace hood contg. burners aligned at specific angles to reduce fuel consumption |