..............page:19-21+27
Application of Hydraulic Oscillator in Complex Wells
Wang Jianlong;Wang Feng;Zhang Wenqiong;Zhang Shuai;Huang Lin;Yao Weidong;Liu Xin;Engineering and Technology Research Institute;CNPC Bohai Drilling Engineering Company Limited;No. 1 Drilling Company;CNPC Bohai Drilling Engineering Company Limited;No. 4 Drilling Company;CNPC Bohai Drilling Engineering Company Limited;
..............page:54-58
..............page:64-68+72
Dual-reamer Bottom-hole Slim Hole Elimination Technique
Wu Jiyuan;Han Xiuling;Yang Hua;Wu Guangying;Guo Xianmin;Sinopec Huabei Oilfield Company;Petro China Research Institute of Petroleum Exploration and Development;No. 8 Oil Producing Plant of Petro China Changqing Oilfield Company;Logging Branch Company of Sinopec Huabei Petroleum Engineering Company;Drilling Technology Research Institute of Shengli Petroleum Engineering Co.;Ltd.;SINOPEC;
..............page:73-76+104
..............page:99-104
..............page:105-108
..............page:109-113
..............page:114-117
..............page:118-123