Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886901 | Method for purifying a crude dimethyl naphthalene dicarboxylate | Juergen K. Holzhauer, Dennis J. Michalak | 1989-12-12 |
| 4430195 | Fluid bed retorting process with lateral flow | — | 1984-02-07 |
| 4404086 | Radial flow retorting process with trays and downcomers | — | 1983-09-13 |