江西煤炭科技
江西煤炭科技
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JIANGXI COAL SCIENCE & TECHNOLOGY
2012年
2期
28-30
,共3页
资源%老塘遗煤%复采技术%注浆加固%分装分运%效益可观
資源%老塘遺煤%複採技術%註漿加固%分裝分運%效益可觀
자원%로당유매%복채기술%주장가고%분장분운%효익가관
resource%old waste remaining coal%repeated mining technology%grouting reinforcement%partialshipment%considerable benefit
通过对FC635工作面的分析,优化设计,选取合理的巷道断面;注浆,改变顶板岩性结构;根据遗煤厚度,实行分装分运;改变支护形式,提高整体稳定性使FC635工作面回采取得良好经济效益。
通過對FC635工作麵的分析,優化設計,選取閤理的巷道斷麵;註漿,改變頂闆巖性結構;根據遺煤厚度,實行分裝分運;改變支護形式,提高整體穩定性使FC635工作麵迴採取得良好經濟效益。
통과대FC635공작면적분석,우화설계,선취합리적항도단면;주장,개변정판암성결구;근거유매후도,실행분장분운;개변지호형식,제고정체은정성사FC635공작면회채취득량호경제효익。
Based on the analysis of FC635 selected to grout and change lithologic str was changed according to the left--over mining of FC635 working face to obtain b working face and optimization design, reasonable roadway section was ucture of roof. Partial shipment was carried out and supporting form coal thickness, which improved the overall stability and enabled the etter economic benefits
