Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10494286 | Process for manufacturing vitrified material by melting | Gerard DEMOTT, Randy ETZKORN, David DUCARME | 2019-12-03 |
| 10336640 | Method and apparatus for melting solid raw batch material using submerged combustion burners | Gerard DEMOTT, Randy ETZKORN, David DUCARME | 2019-07-02 |