Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828802 | Method of FCCU spent catalyst regeneration and extension tube means | James H. Colvert, John P. MacLean | 1989-05-09 |
TL
Thomas A. Lionetti
Overall (1989): #50,413 of 140,708Top 40%
1
Patents 1989