Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5250275 | Process for separating silicon compounds contained in a hydrochloric bath used for pickling | Richard Pazdej, Remy Nicolle | 1993-10-05 |
| 4566877 | Carbon foam usable as blast-furnace fuel and method of making same | Richard Pazdej | 1986-01-28 |