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  5. Pre-reinforcement grout in fractured rock masses and numerical simulation for optimizing shrinkage s

Pre-reinforcement grout in fractured rock masses and numerical simulation for optimizing shrinkage s

来源 :中南大学学报：英文版 | 被引量 : 0次 | 上传用户：sudyhard
【摘 要】
：
Proper room and pillar sizes are both critical factors for safe mining and high ore recovery rate in shrinkage stoping mining of underground metal mines. The ro
【作 者】
：
于少峰 吴爱祥 王贻明 李涛 
【机 构】
：
SchoolofCivilandResourceEngineering,KeyLaboratoryofHigh-EfficientMiningandSafetyofMetalofMinistryofE
【出 处】
：
中南大学学报：英文版
【发表日期】
：
2017年12期
【关键词】
：
SHRINKAGE STOPING mining cement-sodium SILICATE GROUT effect of pressured GROUT 
【基金项目】
：
Foundation item: Projects(51374034, 51674012) supported by the National Natural Science Foundation of China, Project(2013BAB02B05) supported by the China National Science and Technology Support Progra
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Proper room and pillar sizes are both critical factors for safe mining and high ore recovery rate in shrinkage stoping mining of underground metal mines. The rock masses of Tangdan copper mine of China are fractured, which needs much reinforcement and sup
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