| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | Sweden | 2 | |
| #3 | Finland | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Materials and metallurgy | |
| #3 | Machines | |
| #4 | Chemical engineering | |
| #5 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Furnaces | |
| #2 | Iron and steel production | |
| #3 | Pig-iron processing | |
| #4 | Details of furnaces | |
| #5 | Unspecified technologies | |
| #6 | Mixing | |
| #7 | Cremation furnaces |
| # | Name | Total Patents |
|---|---|---|
| #1 | Immekus Karl | 3 |
| #2 | Kroehl Helmut | 2 |
| #3 | Bongartz W | 1 |
| #4 | Hoehle Leonhard Dipl-Ing | 1 |
| #5 | Tunder S | 1 |
| #6 | Hahne Eduard | 1 |
| #7 | Ruhfus Ulrich Dipl Ing | 1 |
| #8 | Harpenslager Christiaan | 1 |
| #9 | Tunder Siegfried Dipl-Ing | 1 |
| #10 | Guenter Altland Dipl-Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2932235A1 | METHOD AND COOLING OVEN FOR PUTTING TREATMENT AGENTS IN LIQUID COUPOLING IRON | |
| DE2923221A1 | CONTINUOUSLY INTERCHANGEABLE COUPLING OVEN | |
| DE2325225A1 | DEVICE FOR FLARING COMBUSTIBLE SHAFT FURNACE GASES, IN PARTICULAR BURNING GAS IN KUPOLE FURNACES | |
| DE1583452B1 | Water-cooled cupola blow mold | |
| DE1508179A1 | Process for producing high quality steel | |
| DE1433844A1 | Movable pouring channel for metal or iron melts |