Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7279103 | Process for the purification of acidic metal-bearing waste waters to permissible discharge levels with recovery of marketable metal products | John O. Burckle, Rakesh Govind, Richard Scharp, Henry Tabak | 2007-10-09 |
| 5294553 | Method for the gravimetric determination of oil and grease | — | 1994-03-15 |