Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4225402 | Method for heavy-water extraction from non-electrolytic hydrogen streams using a combined electrolysis and catalytic exchange system | Rodney L. LeRoy, John P. Butler | 1980-09-30 |
| 4191626 | Apparatus for finishing and upgrading of heavy water | John P. Butler | 1980-03-04 |
| 4190515 | Apparatus for removal and recovery of tritium from light and heavy water | John P. Butler | 1980-02-26 |