Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8236181 | Purification of water from cooling towers and other heat exchange systems | Enid J. Sullivan, Robert M. Wingo, Thomas W. Robison | 2012-08-07 |
| 5531970 | Metal and fluorine values recovery from mineral ore treatment | — | 1996-07-02 |
| 5385713 | Metal and fluorine values recovery from mineral ore treatment | — | 1995-01-31 |
| 5273725 | Metal and fluorine values recovery from mineral ore treatment | — | 1993-12-28 |