Feng Qiang Wang Yao Li Hongjun Li Jun Li Fei(Engineering Technology Research Institute,CNPC Bohai Drilling Engineering Co.,Ltd,Tianjin 300457,China)
冯强,王瑶,李洪俊,李军,李飞.井下封堵球密封副密封性能理论分析[J].润滑与密封,2013,38(1):74-77,95.
Feng Qiang Wang Yao Li Hongjun Li Jun Li Fei. Theory Analysis on Sealing Property of Downhole Ball Sealer[J]. Lubrication Engineering,2013,38(1):74-77,95.