Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016040 | Fluid loss control | Mohan K.R. Panga, John W. Still, Gary John Tustin, Balkrishna Gadiyar | 2011-09-13 |
| 7971644 | Fluid loss additive and breaking agent | Hemant K. Ladva, Mohan K.R. Panga, Richard D. Hutchins, Don Williamson | 2011-07-05 |
| 7923414 | Rheology modifier comprising a tetrakis(hydroxyalkyl) phosphonium salt for polymer fluids | Lijun Lin, Leiming Li, Mathew M. Samuel | 2011-04-12 |
| 7902124 | Self-diverting acid treatment with formic-acid-free corrosion inhibitor | Javier Sanchez Reyes, Mathew M. Samuel, Francois M. Auzerais | 2011-03-08 |
| 7893010 | Composition and method for fluid recovery from well | Leiming Li, Paul R. Howard, Sumitra Mukhopadhyay | 2011-02-22 |