analysis of surrounding rock deformation in gob-side bolting entry in fully-mechanized top-coal caving face
综放面锚网支护沿空煤巷围岩变形分析
Combined with engineering examples introduce the application of the technology of high performane bolting with wire mesh along double gob-side entry in three soft seam.
结合工程实例介绍三软煤层双沿空掘巷高性能锚杆锚带网支护技术的应用。
technique of bolting (cable) reinforcement in coal roadway based on gob-side entry retaining with fully mechanized top-coal caving
基于综放沿空留巷的全煤巷锚杆(索)加固技术
The compound support consisting of side and bottom bolting and bottom-hole destress blasting in the rise side floor of roadway can efficiently control the floor heaves of roadway so as to stabilize its surrounding rock.
采用帮底锚杆并在巷道上帮底角孔底爆破卸压的复合支护,可以有效地控制巷道的底鼓,达到巷道围岩的稳定。
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