The Innovative Design of Deep In Situ Pressure Retained Coring Based on Magnetic Field Trigger Controller 由 Guikang Liu, Mingzhong Gao, Zhiwen Yang, Ling Chen, Maoquan Fu, Heping Xie

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Cutting Migration and Core Disturbance Caused by the Hydraulic Structure of Pressure- and Gas-Maintaining Coring Bits 由 Zhenxi You, Ling Chen, Cong Li, Guikang Liu, Banghua Ye, Xiaojun Shi

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Performance of a deep in situ pressure-preserving coring controller in a high-temperature and ultrahigh-pressure test system 由 Xiaojun Shi, Heping Xie, Cong Li, Jianan Li, Guikang Liu, Zhenxi You, Mingzhong Gao

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Experimental Study on Physical Characteristics of Deep Rocks at Different Depths in Songliao Basin 由 Mingqing Yang, Zhiqiang He, Cong Li, Bengao Yang, Guikang Liu, Chenghang Fu, Tianyu Wang, Zijie Wei

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Technology and application of in-situ pressure and gas maintaining coring for deep coal seam 由 Mingzhong GAO, Jie SONG, Pengfei CUI, Yongcheng LI, Cong LI, Jianan LI, Guikang LIU, Zhenxi YOU, Xiaojun SHI

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