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Dive into the research topics where Zhonghui Zhang is active.

Publication


Featured researches published by Zhonghui Zhang.


Archive | 2011

OIL PUMPING UNIT

Minxuan Wang; Jianli Xu; Zhengquan Cheng; Bin Wei; Zhonghui Zhang; Bingsheng Liu; Guangqi Gao; Yan Luo; Zejun Zhu


Archive | 2011

Crank pumping unit without beam

Minxuan Wang; Jianli Xu; Zhengquan Cheng; Bin Wei; Zhonghui Zhang; Bingsheng Liu; Guangqi Gao; Yan Luo; Zejun Zhu


Archive | 2010

Crank non-beam pumping unit

Minxuan Wang; Jianli Xu; Zhengquan Cheng; Bin Wei; Zhonghui Zhang; Bingsheng Liu; Guangqi Gao; Yan Luo; Zejun Zhu


Archive | 2012

Variable displacement fracturing and swabbing combined pump

Zhengquan Cheng; Runjing Huang; Bingsheng Liu; Xuelin Yu; Zhonghui Zhang; Jianli Xu


Archive | 2012

Hydraulic driving oil recovery device for highly deviated well

Bingsheng Liu; Huili Wang; Zhonghui Zhang; Xuelin Yu; Runjing Huang; Jianli Xu; Zhengquan Cheng


Archive | 2012

Lengthened polish rod for oil well and connecting method thereof

Zhengquan Cheng; Runjing Huang; Lanzhu Li; Bingsheng Liu; Yan Luo; Jianli Xu; Xuelin Yu; Zhonghui Zhang


Archive | 2012

Pumping unit with variable-diameter crown sheave and no beam

Huili Wang; Zhonghui Zhang; Xuelin Yu; Runjing Huang; Bingsheng Liu; Jianli Xu; Zhengquan Cheng


Archive | 2011

Lengthened polished rod for oil well

Zhengquan Cheng; Jianli Xu; Lanzhu Li; Bingsheng Liu; Yan Luo; Runjing Huang; Xuelin Yu; Zhonghui Zhang


Archive | 2011

Air-balancing assembly of air-balancing pumping unit

Bin Wei; Jianli Xu; Xinhua Li; Zhengquan Cheng; Zhonghui Zhang; Bingsheng Liu; Xuelin Yu


Archive | 2011

Mechanical reversing double-well energy-saving oil pump

Minxuan Wang; Xinhua Li; Bingsheng Liu; Xuelin Yu; Zhonghui Zhang; Yan Luo; Runjing Huang; Lanzhu Li

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