Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8997896 | Oil-based drilling fluid recovery and reuse | David E. Clark, Lirio Quintero, Anuradee Witthayapanyanon, Martin Gilbert | 2015-04-07 |
| 8871695 | In situ microemulsions used as spacer fluids | Lirio Quintero, Chad F. Christian, Cristina Torres, David E. Clark, Thomas A. Jones | 2014-10-28 |
| 8822385 | Nanoemulsions | Lirio Quintero, David E. Clark | 2014-09-02 |
| 8415279 | Microemulsions used as spacer fluids | Lirio Quintero, Chad F. Christian, Cristina Torres, David E. Clark, Thomas A. Jones | 2013-04-09 |
| 8357639 | Nanoemulsions | Lirio Quintero, David E. Clark | 2013-01-22 |
| 8091644 | Microemulsion or in-situ microemulsion for releasing stuck pipe | David E. Clark, Lirio Quintero, Thomas A. Jones, Chad F. Christian | 2012-01-10 |
| 7803743 | Invert emulsion carrier fluid and oil-wetting agent and method of using same | Thomas A. Jones, Lirio Quintero | 2010-09-28 |
| 7067460 | Organofunctional compounds for shale stabilization of the aqueous dispersed phase of non-aqueous based invert emulsion drilling system fluids | Jerry L. Summerhill, Michael A. Jarrett, David B. Young, Patrick E. Grover, William J. Gusler | 2006-06-27 |