Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11390799 | Aqueous delayed acid system for well stimulation | Ahmed S. Zakaria, Sumit Bhaduri, Frances H. DeBenedictis | 2022-07-19 |
| 10941335 | Fines fixing agent having improved compatibility with organic complexed borate fracturing fluids | D. V. Satyanarayana Gupta, Jennifer Cutler | 2021-03-09 |
| 10392551 | Oil field treatment fluids | D. V. Satyanarayana Gupta, Madhukar Chetty | 2019-08-27 |
| 10273401 | Hydraulic fracturing using super absorbent polymer having controlled particle size | Hong Sun, Alyssa Michelle Volk, Johnny Chapman | 2019-04-30 |
| 10161223 | Use of superabsorbent polymers for pressure control and diversion applications | Jia Zhou, Harold Dean Brannon, Leiming Li, Thomas Ray Starks, II, D. V. Satyanarayana Gupta +2 more | 2018-12-25 |
| 10087363 | Using borated galactomannan to enhance swelling of superabsorbents for fracturing applications | Alyssa Michelle Volk, Michael R. Farris, Hong Sun, Scott G. Nelson, Harold Dean Brannon | 2018-10-02 |
| 9783731 | Delay additive for oil gels | John Mayor | 2017-10-10 |
| 9714375 | Delayed viscosity well treatment methods and fluids | Magnus Legemah, Rupa Venugopal, Hong Sun | 2017-07-25 |
| 9663707 | Stimulation method using biodegradable zirconium crosslinker | D. V. Satyanarayana Gupta, Minh Vo | 2017-05-30 |
| 9650558 | Oil field treatment fluids | D. V. Satyanarayana Gupta, Madhukar Chetty | 2017-05-16 |
| 8691734 | Method of fracturing with phenothiazine stabilizer | D. V. Satyanarayana Gupta | 2014-04-08 |
| 8183181 | Oil field treatment fluids comprising zwitterionic betaine-group-containing polymers | D. V. Satyanarayana Gupta, Madhukar Chetty | 2012-05-22 |
| 8022015 | Method of fracturing with phenothiazine stabilizer | Jeffrey C. Dawson | 2011-09-20 |
| 7956012 | Oil field treatment fluids with viscosified brines | D. V. Satyanarayana Gupta, Madhukar Chetty | 2011-06-07 |
| 7767630 | Method of treating a well with a gel stabilizer | D. V. Satyanarayana Gupta | 2010-08-03 |
| 7572757 | Method of treating a well with a gel stabilizer | D. V. Satyanarayana Gupta | 2009-08-11 |