Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376339 | Direct-coupled FCC riser cyclone and plenum | Harold C. Kaufman | 1994-12-27 |
| 5320813 | Coke shield to protect vent orifice in fluid catalytic cracking direct-connected cyclone apparatus | — | 1994-06-14 |