钻井工艺研究院页岩油密闭取心创佳绩

Core Viewpoint - The successful completion of the closed coring technology service for the Liye 106HF well by Shengli Oil Engineering Company has achieved an average recovery rate of 97.92%, receiving high praise from the client [1] Group 1: Technical Achievements - The Liye 106HF well has a maximum inclination of 41 degrees and has encountered fractured zones, which posed challenges such as core sticking and blockage during the coring process [1] - A dedicated project team was established to address these challenges, involving collaboration with the oilfield shale oil project department and the difficult-to-move project management center [1] - The implementation of a "9-meter + 4-meter" dual-tube combination coring technique maximized coring efficiency, providing technical support for the large-scale exploration and development of shale oil in the Shengli oil area [1]