Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9687815 | Treater regeneration | Ralph W. Romig, Steve E. Page | 2017-06-27 |
| 9610558 | Energy efficient polyolefin process | John D. Hottovy, Ralph W. Romig, Donald W. Verser, David H. Burns, John H. Tait +6 more | 2017-04-04 |