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Keywords: protection pillarClose
Paper presented at the ISRM AfriRock - Rock Mechanics for Africa, October 3–5, 2017
Paper Number: ISRM-AFRIROCK-2017-078
.... The mining height was anticipated to range between approximately 1 m and 1.5 m. Reservoir Characterization wide pillar metals & mining partial extraction protection pillar safety factor structural geology extraction shear strain pillar extraction excavation strike pillar reef...
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