| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 13 | |
| #2 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Materials and metallurgy | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Furnaces | |
| #2 | Iron and steel production | |
| #3 | Clutches and brakes |
| Publication | Filing date | Title |
|---|---|---|
| GB480205A | Improvements in tilting receivers for cupola furnaces | |
| GB450491A | Improvements in cupola and blast furnaces | |
| GB258886A | Improvements in or relating to separating apparatus provided with a heating device |