Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830846 | Separation process for anhydrous HCl and HBr by thermal cleavage | Robert A. DeVries, Hughie R. Frick, deceased | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830846 | Separation process for anhydrous HCl and HBr by thermal cleavage | Robert A. DeVries, Hughie R. Frick, deceased | 1989-05-16 |