23 下205综放工作面通过采取积极和行之有效的过断层措施和初采技术措施,确保了初采期间的放煤效果,提高了工作面的回采率,消除了因工作面老塘后部留煤而造成的发火隐患,实现该区段开采期间的安全生产.%By taking positive and effective over fault measures and initial mining technical measures, the coal caving effect of 23 下205 mechanized caving face is ensured in the initial mining stage, the recovery rate of mining face is improved, the combustion hazards caused by the mining face coal remains are eliminated, and the safe production of this sector is achieved in the mining period.
展开▼
