Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8025727 | Agglomerated stone for using in shaft, corex or blast furnaces, method for producing agglomerated stones and use of fine and superfine iron ore dust | Stefan Wienströer, Reinhard Fusenig, Ronald Erdmann, Klaus Kesseler, Matthias Rohmann | 2011-09-27 |
| 6428905 | Double sheet metal consisting of two covering metal sheets and an intermediate layer | Friedrich Behr, Klaus Blümel, Cetin Nazikkol, Werner Hufenbach, Frank Adam | 2002-08-06 |