| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | Switzerland | 2 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Materials and metallurgy | |
| #3 | Chemical engineering | |
| #4 | Electrical machinery and energy | |
| #5 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Details of furnaces | |
| #2 | Mixing | |
| #3 | Pig-iron processing | |
| #4 | Furnaces | |
| #5 | Casting metal | |
| #6 | Metal production and refining | |
| #7 | Climate change mitigation in goods production | |
| #8 | Special electric heating or lighting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oestberg Jan-Erik | 8 |
| #2 | Jan-Erik Oestberg | 2 |
| #3 | Anders Nore N Sven | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2300132A1 | Metallurgical melt stirring - with reciprocating agitator | |
| DE2205829A1 | Slag removal device - comprising centrifuge tube body | |
| DE1931633A1 | Process and device for conveying metallic - melts |