Three islands of soft coal pillar excavation support form of exploration and research
Abstract：Kailuan linnancang three soft coal mining subsidiary in 2214 island pillar face excavation construction, according to mine pressure monitoring data, summarize the laws of rock pressure, improve the support form to improve the supporting strength of the compression achieved good results.
Keywords：coal pillarsthe law of rock pressuresupporting intensity＂ thress soft＂ coal
Publication Date：2011-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：3( 25-27 )