Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9383139 | Sulfur melting system and method | Roger Jacques Maduell, David Brian Singleton | 2016-07-05 |
| 9295932 | Sulfur particulates remover | Roger Jacques Maduell | 2016-03-29 |
| 6672798 | Sulfur storage system | — | 2004-01-06 |
| 6582025 | Sulfur storage method | — | 2003-06-24 |
| 5236676 | Pressure chlorination of refractory gold ores | Freddie J. Touro | 1993-08-17 |