Differential roof cutting for roadway support in dual gob-side entry retention on a single working face − Multilevel continuous anchor-grouting control technology: A case study
Chuang Cao, Zhengzheng Xie, Nong Zhang, Changliang Han, Guojie Yan, Fengchun Mu, Wenquan Zhang
Topics & Concepts
RoofMining engineeringDrillingGeotechnical engineeringExcavationDeformation (meteorology)Coal miningEngineeringArchLongwall miningStress (linguistics)CoalGeologyStructural engineeringMechanical engineeringPhilosophyLinguisticsOceanographyWaste managementRock Mechanics and ModelingTunneling and Rock MechanicsGeomechanics and Mining Engineering