山东煤炭科技
山東煤炭科技
산동매탄과기
Shandong Coal Science and Technology
2014年
11期
6-7
,共2页
高档普采%原矸充填%顶板运动
高檔普採%原矸充填%頂闆運動
고당보채%원안충전%정판운동
high-grade mining%raw gangue%roof movement
该文针对良庄井田西51302充填工作面上覆老顶冒落，造成地表塌陷及十一层煤老空动水、顶板四灰水的状况，通过矿压观测研究工作面原矸充填对顶板运动的影响规律。
該文針對良莊井田西51302充填工作麵上覆老頂冒落，造成地錶塌陷及十一層煤老空動水、頂闆四灰水的狀況，通過礦壓觀測研究工作麵原矸充填對頂闆運動的影響規律。
해문침대량장정전서51302충전공작면상복로정모락，조성지표탑함급십일층매로공동수、정판사회수적상황，통과광압관측연구공작면원안충전대정판운동적영향규률。
This paper Liang Zhuang Ida Nishi 51302 filling working face overlying roof caving, causing surface subsidence and eleven layers of coal mined four gray water, roof condition, by the mine pressure observation face raw gangue iflling effects on the movement law of roof, with raw waste backiflling mining can effectively guarantee the coal seam roof stability, and ensure the safe mining working face.
