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Double -deck incorgruous synchronous combined control type single current valve of plunger type binary channels for coiled tubing
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Incorgruous antithetical couplet of binary channels accuse single current valve
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Year of Publication 05.08.2015
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Year of Publication 05.08.2015
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Plunger-type double-passage different-direction synchronous joint control check valve for double-layer continuous oil pipe
CHEN YAYONG, REN YONGQIANG, LIU YUHAI, YANG XIAOTAO, YU LIMIN, WANG YANSHENG, OU MINGJUN, XU KEBIN, LIU YUWEI, XU HAOYANG, TI YUN, ZHANG YI, GUO SHUDUN
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Year of Publication 29.07.2015
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