Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348659 | Countercurrent regeneration process | Gerhard Kunz, Richard L. Sampson | 1994-09-20 |
| 5346623 | Counter-current process for the rapid regeneration of ion exchange materials in an unrestrained bed | Gerhard Kunz, Richard L. Sampson | 1994-09-13 |