Qiu C.,Drilling Mud Corporation |
Wang X.,Drilling Mud Corporation |
Liu X.,Drilling Mud Corporation |
Si X.,Drilling Mud Corporation |
And 2 more authors.
Drilling Fluid and Completion Fluid | Year: 2014
The well of Chai1HF was the first evaluation well in west new district after the Unconventional Stratagem was implemented. Chaiwobao area was located in piedmont high and steep structure. Downhole problems were often encountered. Aluminum and amine inhibition drilling fluids system based on the mechanism of inhibition strengthening, double sealing and caving prevention, reasonable density was applied, and had obtained success on casing and logging. The borehole quality was fine and the wellbore diameter enlargement rate was small.