
Lubricating and anti-collapse drilling fluid for ultra-deep directional wells in Shunbei Oilfield
QIU Chunyang, WANG Zhi, LI Yancao, LI Mingwei, GONG Wei, BU Fankang
Natural Gas Exploration and Development ›› 2025, Vol. 48 ›› Issue (1) : 72-80.
Lubricating and anti-collapse drilling fluid for ultra-deep directional wells in Shunbei Oilfield
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