Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4239833 | Grid of precious metals for the recovery of platinum metals escaping from a catalyst during the reaction, and especially of platinum during oxidation of ammonia | Tadeusz Retmaniak, Mieczyslaw Marek, Pawel Polak, Andrzej Brzeski, Janusz Nyc +6 more | 1980-12-16 |