Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479025 | Process for the production of sodium carbonate | Dale Lee Denham, Jr., Rudolph Pruszko | 2002-11-12 |
| 6464736 | Recrystallization process | Dale Lee Denham, Jr., David R. Baughman, Rudolph Pruszko | 2002-10-15 |