Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6444130 | Process for rendering waste from electric furnace production of phosphorus non-hazardous | James L. Manganaro, Henry A. Pfeffer, Bert D. McMunn, Christopher M. Knapp, William M. Copa | 2002-09-03 | |
| 5368741 | Treatment of aqueous phosphorus wastes | Theodore F. Munday, Paul Beck | 1994-11-29 | $8,812,000 |