Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7101524 | Process for purifying sand | — | 2006-09-05 |
| 7001444 | Automated dust control method | — | 2006-02-21 |
| 6797180 | Dewatering sand with surfactants | Donald Carroll Roe, William Wendel | 2004-09-28 |
| 6406675 | Method for reducing cyanide consumption during processing of gold and silver ores to remove base metals | — | 2002-06-18 |