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Published in Journal of petroleum science & engineering (01.10.2021)
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Year of Publication 05.05.2023
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Continuous back-row tooth PDC drill bit
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Year of Publication 28.04.2023
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Rapid coring type coring drill bit
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Year of Publication 28.04.2023
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Combined type coring and centralizing device
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Year of Publication 31.03.2023
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PDC (Polycrystalline Diamond Compact) drill bit with large and small teeth arranged in double
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Year of Publication 28.02.2023
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Year of Publication 28.02.2023
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Sealing and shunting suspension device for coring
CHEN SENQIANG, CONKLEY, ZHU YUFENG, LI LANG, WANG XINDONG, LI MING, ZHANG WUTAO, XIE ZHENGSEN
Year of Publication 28.02.2023
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Year of Publication 28.02.2023
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