Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559247 | Direct recycle fractionation method using a swing column | Scott E. Kufeld, David H. Burns | 2003-05-06 |
| 6262191 | Diluent slip stream to give catalyst wetting agent | John D. Hottovy, David H. Burns, Scott E. Kufeld, Timothy Roetman | 2001-07-17 |