Free Point & Back-off Job in Horizontal Well

On August 24, 2023, a successfully free point indicate operation job completed with Free Point Indicator-Dual Sensor (FPI-D) in Zhongyuan Oilfield. The maximum borehole inclination is 82 degrees, the maximum temperature is 110 ℃, the maximum pressure is 70 MPa, and the wellbore depth is 4560 meters. The stuck point was detected at 3801.9 meters, and then, back-off depth was 3775 meters. This is the first time Geo-Vista free point job in horizontal well.