Issued Patents All Time
Showing 51–75 of 108 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168241 | Downhole fluids and methods of use thereof | Vivek S. Goel, Peter Boul, Xueyu Pang, Lee J. Hall, Samuel J. Lewis +3 more | 2021-11-09 |
| 11111427 | Selective salt management for wellbore fluids using microgel particles | William Walter Shumway, Lee J. Hall, Xiaobo Hu, Sergey Sheyko | 2021-09-07 |
| 11098237 | Compositions for delayed acid generation for high temperature applications and methods of making and using same | Hui Zhou, Eliane Padua Oliveira | 2021-08-24 |
| 11091681 | Methods of making and using a superabsorbent polymer fluid | Nivika Rajendra Gupta, Edwin Gnanakumar Solomon Raja | 2021-08-17 |
| 11060400 | Methods to activate downhole tools | Dale E. Jamison, William Walter Shumway, Preston Andrew May | 2021-07-13 |
| 11015103 | Nanocelluloses and biogums for viscosity modification | Lee J. Hall, Orlando Rojas, Carlos Luis Salas Araujo | 2021-05-25 |
| 11001740 | Additives to reduce the crystallization temperature of brines and methods of use | Jessica Paola Ramirez Angulo, Chesnee Lae Davis | 2021-05-11 |
| 10995259 | Low density gas hydrate inhibitor | Chesnee Lae Davis, Jessica Paola Ramirez Angulo | 2021-05-04 |
| 10995258 | Removing filter cake with delayed enzymatic breakers | Hui Zhou, William Walter Shumway | 2021-05-04 |
| 10954423 | Wellbore servicing compositions and methods of making and using same | Nicholas Charles Braley, Anthony M. Badalamenti | 2021-03-23 |
| 10934835 | Chemically tagged drilling fluid additives | William Walter Shumway, Adam Dotson, Kevin Gregory Kleinguetl, Brice Aaron Jackson, Lawrence Joseph Herskowitz | 2021-03-02 |
| 10920122 | Drilling fluid composition including viscosifier and method of using the same | Hui Zhou | 2021-02-16 |
| 10883037 | Crosslinked n-vinylpyrrolidone polymers for use in subterranean formations and wells | Hui Zhou, Chesnee Lae Davis | 2021-01-05 |
| 10876388 | Reclamation of brines with metal contamination using lime | Chesnee Lae Davis, Matthew L. Miller | 2020-12-29 |
| 10781138 | Additive of cellulose nanofibrils or nanocrystals and a second polymer | Lee J. Hall, Orlando Rojas, Carlos CARRILLO, Carlos L. Salas | 2020-09-22 |
| 10774260 | Polyvinyl alcohol-based shale inhibitor | Philip Wayne Livanec, Hui Zhou | 2020-09-15 |
| 10718749 | Methods for quantifying nitrogen-containing compounds in subterranean treatment fluids | Zhao Deng, Philip Wayne Livanec | 2020-07-21 |
| 10717912 | Drilling fluid composition including viscosifier and method of using the same | Hui Zhou | 2020-07-21 |
| 10676660 | Crosslinked N-vinylpyrrolidone polymers for use in subterranean formations and wells | Hui Zhou, Chesnee Lae Davis | 2020-06-09 |
| 10590338 | Wrinkled capsules for treatment of subterranean formations | Lee J. Hall, Maria Ina, Sergey Sheyko, Michael Rubinstein | 2020-03-17 |
| 10544346 | Constitutionally dynamic polymer for treatment of subterranean formations | Peter Boul | 2020-01-28 |
| 10508229 | Crosslinked polymers including sulfonic acid groups or salts or esters thereof as viscosifiers and fluid loss additives for subterranean treatment | Hui Zhou, Weibin Zha | 2019-12-17 |
| 10435612 | Thermal thickening in invert emulsion treatment fluids | Philip Wayne Livanec, Chesnee Lae Davis, Jonathan Paul Walker | 2019-10-08 |
| 10428259 | Downhole fluids and methods of use thereof | Vivek S. Goel, Peter Boul, Xueyu Pang, Lee J. Hall, Samuel J. Lewis +3 more | 2019-10-01 |
| 10414963 | High-temperature crosslinked polymer for use in a well | Hui Zhou | 2019-09-17 |