Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10011510 | Melter having a submerged combustion burner, method using the burner and use of the burner | Gerard DEMOTT, Randy ETZKORN, David DUCARME | 2018-07-03 |
| 9878932 | Submerged combustion melters and methods | Jerry Demott, Randy ETZKORN, David DUCARME | 2018-01-30 |