| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 8 | |
| #2 | France | 4 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Thermal processes | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Iron and steel production | |
| #2 | Furnaces | |
| #3 | Metal production and refining | |
| #4 | Non-metallic elements | |
| #5 | Alloys | |
| #6 | Climate change mitigation in goods production | |
| #7 | Steam generation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wenzel Dr-Ing Werner | 8 |
| #2 | Grethe Dr-Ing Kurt | 1 |
| #3 | Kaufmann Dr-Ing Fritz | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1038578B | Procedure for heat utilization in shaft ovens | |
| GB768114A | Improvements in agglomerating and smelting fine-grained ores | |
| DE1035367B | Loading device for shaft ovens |