The maximum mud density used was 1. 68 g/cm3 and 12 times coring with the total core length of 70. 74 m were conducted.

• 盐层段钻进要求钻井液含有足够的抗高温、抗盐、抗钙处理剂以及护胶剂。 该井最高钻井液密度为1.；68 g/cm3；取心12次；长70