Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972498 | Resid processing for steam cracker feed and catalytic cracking | John S. Buchanan, Paul F. Keusenkothen, Stephen H. Brown, James Earl Graham, James N. McCoy | 2011-07-05 |