Study on the influence of time-varying characteristics of mud cake on the safe density window of drilling fluid

J Jianwei Zhang (Biotech Drug Research Center, Shanghai Institute of Materia Medica, Chinese Academy of Sciences) S Siyu Tian (School of Materials Science and Engineering, Hunan Provincial Key Laboratory of Electronic Packaging and Advanced Functional Materials) F Fuping Feng L Lei Qiao J Jiping Ding D Donglin Yang X Xiang Wang Q Qi Liu Y Yabo Zhang