| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Taiwan | 2 | |
| #4 | Argentina | 1 | |
| #5 | China | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Casting metal | |
| #2 | Pig-iron processing | |
| #3 | Building materials | |
| #4 | Details of furnaces | |
| #5 | Furnaces |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ruwier Klaus Guido | 9 |
| #2 | Ritter Werner | 9 |
| #3 | Schoenwelski Werner | 6 |
| #4 | Schonwelski Werner | 3 |
| #5 | Kuhlmann Juergen | 3 |
| #6 | Kuhlmann Jurgen | 2 |
| #7 | Hartenstein Johannes | 2 |
| #8 | Schmiedel Dirk | 2 |
| #9 | Juergen Kuhlmann | 1 |
| #10 | Guido Ruwier Klaus | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE102009052279A1 | Carbon-containing refractory material for use in the casting of steel in the sub-casting process and moldings produced therefrom | |
| DE102008019835A1 | Rotary kiln with a refractory lining and delivery for such a rotary kiln | |
| DE10326113B3 | Gasspüler with inclined slit-shaped channels |