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Advanced reconstruction sand-bursting prevention process for controllable grouting roof of underground directional casing drilling in thin bedrock area under water-saturated sand layer
LI XIONGWEI, MU PENGFEI, CHANG HONG, LI ZHIBIN, JIANG TAO, GAO XIAOWEI, GUO JIANLEI, HOU YANWEI, YAO WEIHUA
Year of Publication 10.05.2024
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Year of Publication 10.05.2024
Patent