Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9802838 | Method and apparatus for treating process water | Alois Gstoettenmayr, Hado Heckmann, Robert Millner, Ulrike Schmidt, Helmut Siegl +3 more | 2017-10-31 |
| 9005332 | Process for producing pig iron or liquid primary steel products | Ulrike Schmidt | 2015-04-14 |