A Novel In-Seam Borehole Discontinuous Hydraulic Flushing Technology in the Driving Face of Soft Coal Seams: Enhanced Gas Extraction Mechanism and Field Application
Hao Zhang, Yuanping Cheng, Cunbao Deng, Longyong Shu, Zhejun Pan, Liang Yuan, Liang Wang, Qingquan Liu
Topics & Concepts
FlushingCoal miningBoreholePermeability (electromagnetism)CoalPetroleum engineeringExtraction (chemistry)Geotechnical engineeringMining engineeringGeologyEngineeringWaste managementChemistryChromatographyEndocrinologyMembraneMedicineBiochemistryCoal Properties and UtilizationRock Mechanics and ModelingDrilling and Well Engineering