Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391868 | Method for making nano- and micro-particles for use as a proppant and fluid-loss-control additive | Lijun Lin, Jiangshui Huang, Lulu Song, Zhenzhou Yang, YU-LIN LIU +1 more | 2025-08-19 |
| 12392704 | Apparatus and method for determining the static proppant-settling-velocity in fracturing fluids | Jiangshui Huang, Lijun Lin, Genyao Lin, Jianshen Li | 2025-08-19 |
| 12351758 | Method of hydraulic fracturing utilizing a hydraulic fracturing fluid with a single phase liquid proppant | Lijun Lin, Jiangshui Huang, Litao Bai, Stephanie Yu, Congbin Yin +1 more | 2025-07-08 |
| 12325824 | Composition and method for improving the production of petroleum hydrocarbons | Jiangshui Huang, Nancy Zhou, Lijun Lin, Guodong Wu, Bo Huang | 2025-06-10 |
| 12305116 | Ultra-high temperature resistant cement slurry system for cementing and preparation method and use thereof | Jianzhou Jin, Lili Chen, Yuchao Guo, Hua Zhang, Yong Ma +25 more | 2025-05-20 |
| 12241022 | Method for making nano- and micro-particles for use as a proppant and fluid-loss-control additive | Lijun Lin, Jiangshui Huang, Lulu Song, Zhenzhou Yang, YU-LIN LIU +1 more | 2025-03-04 |
| 12098327 | Degradable friction reducer for hydraulic fracturing treatments | Jianshen Li, Lijun Lin, Jiangshui Huang, Genyao Lin, Lulu Song +1 more | 2024-09-24 |
| 12098326 | Degradable friction reducer for hydraulic fracturing treatments | Jianshen Li, Lijun Lin, Jiangshui Huang, Genyao Lin, Lulu Song +1 more | 2024-09-24 |
| 12049588 | Delayed gelation polymer system for high temperature and high salinity applications | Meng Lu, Danhua Zhang, Nancy Zhou, Jianshen Li, Weibin Zha | 2024-07-30 |
| 11999906 | Method of hydraulic fracturing utilizing a hydraulic fracturing fluid with a single phase liquid proppant | Lijun Lin, Jiangshui Huang, Litao Bai, Stephanie Yu, Congbin Yin +1 more | 2024-06-04 |
| 11999905 | Degradable friction reducer for hydraulic fracturing treatments | Jianshen Li, Lijun Lin, Jiangshui Huang, Genyao Lin, Lulu Song +1 more | 2024-06-04 |
| 11851612 | Composition and method for improving the production of petroleum hydrocarbons | Jiangshui Huang, Nancy Zhou, Lijun Lin, Guodong Wu, Bo Huang | 2023-12-26 |
| 11753581 | Delayed gelation polymer system | Meng Lu | 2023-09-12 |
| 11649395 | Nonionic surfactants employed with extended chain as the oil displacement agent to use in enhanced oil recovery | Nancy Zhou | 2023-05-16 |
| 11578261 | Method of hydraulic fracturing utilizing a hydraulic fracturing fluid with a single phase liquid proppant | Lijun Lin, Jiangshui Huang, Litao Bai, Stephanie Yu, Congbin Yin +1 more | 2023-02-14 |
| 11499091 | Composition and method for improving the production of petroleum hydrocarbons | Jiangshui Huang, Nancy Zhou, Lijun Lin, Guodong Wu, Bo Huang | 2022-11-15 |
| 11459502 | Method for making nano- and micro-particles for use as a proppant and fluid-loss-control additive | Lijun Lin, Jiangshui Huang, Lulu Song, Zhenzhou Yang, YU-LIN LIU +1 more | 2022-10-04 |
| 10829680 | High density and high temperature emulsifier for use in an oil based drilling fluid system | Chun Zhou, Zhenzhou Yang | 2020-11-10 |
| 10787602 | Shale inhibitors used in the water-based fluid for shale formation | Chun Zhou, Yonggui Liu, Xingdong Yu | 2020-09-29 |
| 10752829 | Compositions of hydraulic fracturing fluid and method thereof | Lijun Lin, Jiangshui Huang, Litao Bai, Stephanie Yu, Congbin Yin +1 more | 2020-08-25 |
| 10723931 | Thinner for oil-based drilling fluids | Chun Zhou, Burhan Hoxha | 2020-07-28 |
| 10280357 | High density and high temperature emulsifier for use in an oil based drilling fluid system | Chun Zhou, Zhenzhou Yang | 2019-05-07 |
| 9909050 | High density and high temperature emulsifier for use in an oil based drilling fluid system | Chun Zhou, Zhenzhou Yang | 2018-03-06 |
| 9394173 | Recovery of phosphorus values and salt impurities from aqueous waste streams | Chil Y. Choi, Gregory A. Hartmann, Peng Lei, William Poncez, Peter E. Rogers +4 more | 2016-07-19 |
| 9120081 | Transition metal-containing catalysts and processes for their preparation and use as oxidation and dehydrogenation catalysts | Juan P. Arhancet, James P. Coleman, Martin P. McGrath | 2015-09-01 |