Preparation and High-Temperature Fracture-Sealing Performance of an Oil-Absorbing Swelling Gel for Lost-Circulation Control in Oil-Based Drilling Fluids
Kun Zhang, Qiwei Liang, Xin Chen, Jing Yan, Dong Guo, Yongqiang Pan, Xiuyu Zhu, Xuntao Jiang, Jingbin Yang · 2026
Read Preparation and High-Temperature Fracture-Sealing Performance of an Oil-Absorbing Swelling Gel for Lost-Circulation Control in Oil-Based Drilling Fluids by Kun Zhang, Qiwei Liang, Xin Chen, Jing Yan, Dong Guo, Yongqiang Pan, Xiuyu Zhu, Xuntao Jiang, Jingbin Yang (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13606371.txt.
Description
Nine authors make and test a swelling gel in 2026 that plugs lost drilling fluid in oil-based muds. Cracked rock drains mud, and stiff plugs can fail when crack shape shifts. Their gel, made by a water-in-oil method, soaks up oil and swells to seal the gaps.
After 12 hours in hot white oil, gel grains grew by about 19 percent in volume. In steel crack tests at high heat, the gel held seals in both straight and wedge cracks, with a top hold near 8 megapascals. Crack shape and flow way strongly shaped how well the seal held.
Catalog record
| CREATOR | Kun Zhang, Qiwei Liang, Xin Chen, Jing Yan, Dong Guo, Yongqiang Pan, Xiuyu Zhu, Xuntao Jiang, Jingbin Yang |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 34 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |