Abstract: The present application discloses a nanometer self-locking bentonite film-forming agent, a method for preparing the same, and a film-forming drilling fluid.
Type:
Grant
Filed:
July 15, 2022
Date of Patent:
May 2, 2023
Assignees:
Southwest Petroleum University, Chongqing University, Sichuan Xinlin New Material Technology Co., Ltd.
Inventors:
Wenxin Dong, Xiaolin Pu, Jinyang Fan, Wenhao Liu, Siyi Chen, Hanyi Wang, Deyi Jiang, Yi Cao, Jianjun Chen, Yao Ge, Jinsheng Sun, Wei Chen, Tao Han, Jingwen Xiao