Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338440 | Procedure for feeding of powder-like substances to a discharging means and device for performing the procedure | — | 2002-01-15 |
| 4402822 | Method of effecting highly exothermic reactions | Ullrich Hildebrandt, Udo Lang, Walter Schramm | 1983-09-06 |
| 4244808 | Method of processing a high-boiling fraction obtained in the cracking of hydrocarbons | Udo Lang, Hans J. Wernicke | 1981-01-13 |