Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814091 | Process for removing metals from water | Charles M. Hancher, Gail D. Hackett | 1989-03-21 |
| 4614592 | Process for removing mercury from aqueous solutions | John M. Googin, Mark A. Makarewicz, Paul Meredith | 1986-09-30 |
| 4405448 | Process for removing halogenated aliphatic and aromatic compounds from petroleum products | John M. Googin, Michael A. Travaglini | 1983-09-20 |