Field tests in two wells in this area prove its advantages over mud making and well stability control, good lubrication, salt resistance and excellent rheological property.

• 结果表明，该钻井液体系具有抑制造浆、稳定井壁、润滑防卡、抗可溶性盐污染、流变性能好等特点，满足了准南地区复杂地层钻井的需要。