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StudyonReasonableMalpositionDistanceofCombinedMininginClosedistanceCoalSeamsinShizhuangCoalMine

  

  1. (1.FacultyofMetallurgyandMiningEngineering,KunmingMetallurgyCollege,Kunming650033,China;2.KunmingCoalDesignandResearchInstitute,Kunming650000,China;3.GuizhouTunanMining(Group)Co.,Ltd.WangjiazhaiCoalMine,PanjiazhuangTown,Xingren652300,GuizhouChina)
  • Online:2020-04-03 Published:2020-04-03

Abstract: ThispapertakesShizhuangCoalMineofZhenxiongShizhuangCoalIndustryCo.,Ltd.astheresearchtarget,usingtheoreticalanalysisandnumericalsimulationtodemonstratethefeasibilityofthecombinedminingplan.Studywastakenonthesafemalpositiondistanceofcombinedandintegratedmininginthetwocoalseams(averageoffset72m)ofCba
ndCa6.Itaimstoguaranteethesafetyandefficiencyofmining,andprovidereferenceforminingofsimilarconditions.

Key words: close-distancecoalseam, combinedmining, malpositiondistance, coalpressureappearing

CLC Number: