Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415880 | POSS-based hybrid supercritical CO2 thickener and preparation method thereof | Daijun Du, Jintao Li, Wanfen Pu, Pengfei Chen, Ying Xiong +3 more | 2025-09-16 |
| 12359560 | Method for evaluating temporary plugging effect of fracturing in low-permeability oil-gas reservoir based on monitoring pressure | Xiyu Chen, Haiyang Tang, Yongming Li, Xia Dan, Linyao Yu | 2025-07-15 |
| 12350646 | CO2 gas-soluble silicon nanofluid and preparation method therefor | Rui Liu, Bo Zhou, Lan Ren, Huajian Jiang | 2025-07-08 |
| 12344796 | Supercritical CO2 thickener for shale gas reservoir based on hollow mesoporous silica nanoparticles and preparation method thereof | Daijun Du, Wanfen Pu, Zezhou Fang, Bo Zhou, Chao Shen +4 more | 2025-07-01 |
| 12331623 | Methods for diagnosing control effectiveness of fracture heights in hydraulic fracturing by combining monitoring pressure signals | Xiyu Chen, Manqing Qian, Yongming Li, Xia Dan, Linyao Yu +1 more | 2025-06-17 |
| 12180409 | Double-crosslinked thermal phase transition gel temporary plugging agent and application thereof | Yu Peng, Pengjun Shi, Yongming Li, Zhenglan Li, Jiandu Ye | 2024-12-31 |
| 12152192 | Displacement system suitable for strong heterogeneous oil reservoir and its application | Qingyuan Chen, Wanfen Pu, Xiaodong Tang, Chao Shen, Shuai Zhao +3 more | 2024-11-26 |
| 12146104 | CO2 responsive core-shell multi-stage swelling microsphere and preparation method thereof | Daijun Du, Zezhou Fang, Wanfen Pu, Yangyang Zhang, Fayang Jin +2 more | 2024-11-19 |
| 12116437 | Asphaltene dispersion stabilizer and preparation method therefor | Pingli Liu, Chengjie Wang, Juan Du, Xiang Chen, Xianyu Song +1 more | 2024-10-15 |
| 11692423 | Method for realizing uniform stimulation for the oil and gas well by low-cost multi-stage fracturing | Xiyu Chen, Yitao Huang, Yongming Li, Huibo Wen, Yu Peng +1 more | 2023-07-04 |
| 11542801 | Optimized design method for temporary blocking agent to promote uniform expansion of fractures produced by fracturing in horizontal wells | Xiyu Chen, Yongming Li | 2023-01-03 |
| 11465152 | Crushing system for large-size natural gas hydrate rock samples | Na Wei, Chunquan LIU, Kaisong Wu, Liehui Zhang, Shouwei Zhou +2 more | 2022-10-11 |
| 11428620 | High-temperature and high-pressure microscopic visual flowing device and experimental method | Wenlian Xiao, Yubin Yang, Jitian Ren, Wanfen Pu, Shuaishuai Liu +6 more | 2022-08-30 |
| 11377589 | Emulsifer with high temperature resistance, low viscosity and low corrosiveness, and emulsified acid system comprising same | Xiaojiang Yang, Difei Han, Jincheng Mao, Heng Zhang, Chong Lin +1 more | 2022-07-05 |
| 11156064 | Natural gas hydrate solid-state fluidization mining method and system under underbalanced positive circulation condition | Na Wei, Haitao Li, Liehui Zhang, Shouwei Zhou, Qingping Li +1 more | 2021-10-26 |
| 11118450 | Method for simulating the discontinuity of the hydraulic fracture wall in fractured reservoirs | Qiang Wang, Yongquan Hu, Lan Ren, Chaoneng Zhao, Jin Zhao +1 more | 2021-09-14 |
| 11053779 | Hydrate solid-state fluidization mining method and system under underbalanced reverse circulation condition | Na Wei, Haitao Li, Liehui Zhang, Shouwei Zhou, Qingping Li +1 more | 2021-07-06 |
| 11054405 | Testing device and method for simulating the flowback in the shut-in period of fractured wells | Yongquan Hu, Chaoneng Zhao, Pengju Song, Qiang Wang | 2021-07-06 |
| 11015444 | Method for predicting the optimal shut-in duration by coupling fluid flow and geological stress | Yongquan Hu, Qiang Wang, Lan Ren, Chenghao Fu, Chaoneng Zhao +1 more | 2021-05-25 |
| 10921228 | Testing device and method for floating rate of floating agent for fracture height control | Youshi Jiang, Fujian Liu, Yongming Li, Bo Chen | 2021-02-16 |
| 10870790 | Tri-cationic viscoelastic surfactant, preparation method and application thereof and clean fracturing fluid | Jincheng Mao, Jinming Fan, Xiaojiang Yang | 2020-12-22 |
| 10801312 | Experimental apparatus and method for simulating transport of sand-carrying fluid in fracturing fractures | Yongquan Hu, Chaoneng Zhao, Feng Hui, Qiang Wang, Jin Zhao | 2020-10-13 |
| 10689972 | Automatic diagnosis method for wellhead pressure curve of hydraulic fracturing in shale gas horizontal well | Lan Ren, Ran Lin, Kuidong Li, Yuanzhao Li | 2020-06-23 |
| 10677961 | Method for optimizing perforation parameters to maintain uniform fracture growth in multi-stage hydraulic fracturing of horizontal well | Xiyu Chen, Yongming Li, Youshi Jiang, Wenjun Xu, Dongyu Fu | 2020-06-09 |
| 10633576 | Ultra-high temperature fracturing fluid | Jincheng Mao, Yang Zhang, Xiaojiang Yang, Heng Zhang | 2020-04-28 |