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Year of Publication 07.05.2024
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Swing arm structure, screw thread oil smearing structure and iron roughneck
WANG WEI, CHAI JUNQING, LIAO GUOYONG, WANG LIN, HE LIANXIA, ZHOU WENHUI
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Year of Publication 28.03.2023
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IRON ROUGHNECK HAVING THREAD COMPOUND APPLYING DEVICE
TANG, Aimin, LIAO, Guoyong, WANG, Lin, JIANG, Lie, LV, Yan, CHAI, Junqing
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Year of Publication 05.01.2023
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Screw thread oil smearing device, screw thread oil smearing structure and iron roughneck
WANG WEI, CHAI JUNQING, LIAO GUOYONG, WANG LIN, HE LIANXIA, ZHOU WENHUI
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Year of Publication 29.11.2022
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Automatic elevator double-bushing operation system and method
WANG WEI, CHAI JUNQING, LIAO GUOYONG, WANG LIN, ZHOU WENHUI, TANG AIMIN, LYU YAN, ZHOU YU, WANG HAN
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Year of Publication 10.03.2023
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Clamp body assembly for clamping drill rod and iron roughneck
WANG WEI, LIAO GUOYONG, LI MINGYU, HE LIANXIA, LI MIN, ZHOU YU, DENG JIANJUN, WANG HAN
Year of Publication 10.11.2023
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Year of Publication 10.11.2023
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