Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11098221 | Additives for improving DRA injection | Ray L. Johnston, Richard D. Thomas, Timothy L. Burden | 2021-08-24 |
| 10316118 | Monomer selection to prepare ultra high molecular weight drag reducer polymer | Stuart M. Milligan, Michael Olechnowicz | 2019-06-11 |
| 10053595 | Additives for improving drag injection | Ray L. Johnston, Richard D. Thomas, Timothy L. Burden | 2018-08-21 |
| 9951151 | Miniemulsion polymerization to prepare drag reducers | Kenneth W. Smith | 2018-04-24 |
| 9784414 | Drag reduction of asphaltenic crude oils | Stuart N. Milligan, Michael Olechnowicz, Ray L. Johnston, Timothy L. Burden, Kenneth W. Smith +2 more | 2017-10-10 |
| 9676878 | Monomer selection to prepare ultra high molecular weight drag reducer polymer | Stuart N. Milligan, Michael Olechnowicz | 2017-06-13 |