Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8673152 | Methods for polishing wastewater utilizing a bed of commingled bauxite residue and iron filings | John R. Smith, Jaw K. Fu, Rajat Ghosh, Kevin Kitzman, Jonell Kerkhoff +4 more | 2014-03-18 |
| 4311597 | Method and apparatus for treatment of wastewater | — | 1982-01-19 |
| 4271013 | Method and apparatus for removing biodegradable compounds from wastewater | — | 1981-06-02 |