The study of hydraulic automatic pressure regulating technology in water injection well. - Zhenfu Ma (Int. J. Comput. Appl. Technol., 2019)

Research on universal coupling technology of downhole pressure regulating system. - Zhenfu Ma (Int. J. Comput. Appl. Technol., 2019)

The structure optimisation of hydraulic mechanical screw pump. - Zhenfu Ma (Int. J. Simul. Process. Model., 2019)

The construction and implementation of the positive-negative pressure pulse control system for oil well plug removal. - Zhenfu Ma; Yuankai Song; Kai Zhang (Int. J. Comput. Appl. Technol., 2020)

Parameter optimisation and experimental verification of the positive-negative pressure pulse automatic control system for plug removal. - Zhenfu Ma; Yuankai Song; Kai Zhang (Int. J. Comput. Appl. Technol., 2020)

Development and Application of Efficient Oil Displacement System for Middle-Low Permeability and High Pour-Point Heavy Oil Reservoirs. - Zhenfu Ma; Kai Zhang 029; Mengjie Zhao; Lu Liu; Chao Zhong; Jian Wang 010 (Complex., 2021)