Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620673 | Process and apparatus for separating polycyclic and polyhalogenated hydrocarbons from exhaust gas of a sintering process | Hansjoerg Herden, Stefan Federhen, Gernot Mayer-Schwinning | 1997-04-15 |