Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851196 | Fluid catalytic cracking unit | Floyd H. Holland | 1989-07-25 |
| 4800014 | Catalytic cracking process | George E. Hays, Richard H. Nielsen, Floyd H. Holland | 1989-01-24 |
| 4753780 | Atomizing feed for cracking unit | — | 1988-06-28 |
| 4706697 | Reducing the necessary pressure drop through slide valves | — | 1987-11-17 |
| 4562046 | Catalytic cracking unit | George E. Hays, Richard H. Nielsen, Floyd H. Holland | 1985-12-31 |