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Year of Publication 12.04.2024
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Vacuum drainage pressure stabilizing valve
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Year of Publication 18.08.2023
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Orifice blowout preventer for drilling
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Year of Publication 28.03.2023
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Energy segmentation control method for composite disaster encountered by double working faces of deep well
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Year of Publication 16.01.2024
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Joint device capable of utilizing high-pressure water injection of crossing drill hole
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Year of Publication 13.06.2023
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Year of Publication 13.06.2023
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Hole-penetrating drilling and sealing device and using method thereof
ZHANG TAO, WU SHAONAN, WEI QILEI, DU CHENJUN, YUAN SHICHANG, AI ZICHUANG, HE QINGYUN, WANG ZHENFENG, LI NING, ZHANG QINGFENG, WANG BINGBING, XING LEI, WANG ZAIYOU, WANG FENG
Year of Publication 07.03.2023
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Year of Publication 07.03.2023
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