Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319929 | Simulated countercurrent sorption process employing ion exchange resins with periodic backflushing | — | 1982-03-16 |
| 4293346 | Simulated countercurrent sorption process employing ion exchange resins with backflushing | Arthur M. Landis, Donald B. Broughton | 1981-10-06 |