Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017701 | Energy efficient polyolefin process | Robert R. McElvain, John D. Hottovy, Ralph W. Romig, David H. Burns, John H. Tait +6 more | 2011-09-13 |
| 7999044 | System and method for deinventory of polymerization reactor | John D. Hottovy, John H. Tait, David H. Burns, James E. Hein | 2011-08-16 |