It can not anly raise the coal recovery rate,but also relax the mining tense situation.
针对大隆煤矿南一702综放工作面过断层的实际问题,通过对过断层时生产工艺和经济技术可行性分析论证,确认过断层回采在经济和技术上是可行的,不仅可以提高煤炭回收率,而且可以缓解采掘紧张局面,为企业创造更大的经济效益。
The coal recovery rate was increased.
双鸭山矿业集团公司东荣二矿先后在两个回采工作面进行了毫秒爆破的推广试验,取得了良好的效果,放炮时间缩短近1倍,提高了煤炭回收率。
Study on top-coal recovery in full-mechanized by similarity simulation
综放开采顶煤回收率的相似模拟研究
By using the synthetic study method of theoretical analysis, similar material simulation and numerical simulation with PFC, the paper further researches the quantitative relationship between the top-coal recovery and the depositing characteristics of direct roof on the floor in full-mechanized caving.
本论文运用理论分析、实验室相似材料模拟、PFC数值模拟综合研究方法,深入研究了综放开采顶煤回收率与冒落矸石堆积特征的定量关系。
Use the machine of clear away the coal on work face to improve the rate of coal recovery
工作面使用清煤器 提高煤炭回收率
Analysis of Geological Structure to Strengthen Exploration of Coal to Increase Recovery Rate
加强地质构造探查 提高煤炭回收率
Second Mining Is an Effective Way for Small and Medium-sized Coal Mines to Increase the Coal Recovery Rate
复采是中小煤矿提高煤炭回收率的有效途径
To Strengthen Coal Reserves Control Raises Resoures Recovery Rate;
加强煤炭储量管理 提高资源回收率
Tax and Fees Collection Measure of Enhancing Total Recovery Coefficient of Coal Mining;
提高煤炭资源总回采率的税费征收方式
Increasing the Recovery Ratio of Coal Resource and Realizing Coal Mine s Sustainable Development;
提高煤炭资源回收率 实现矿井可持续发展
Analysis of Impact Factors on Coal Resources Recovery Rate in Xuangang Mining Area
影响轩岗矿区煤炭资源回收率因素分析
Granular activated carbon from coal for solvent recovery
GB/T7701.2-1997回收溶剂用煤质颗粒活性炭
Thinking About Recovery of Coal Resource for Huainan Area
对淮南矿区煤炭资源回收工作的思考
Remoulding air supply system of CIP plant to improve gold recovery rate
改造炭浆厂供风系统 提高金回收率
Adopting a Number of Effective Measures to Increase Coal Resources Recovery Rate;
采取各项有效措施 努力提高煤炭资源回采率
Study on top-coal recovery in full-mechanized by similarity simulation
综放开采顶煤回收率的相似模拟研究
Research on Relationship of Mining Height and Recovery of Top-coal in Full-mechanized Caving Mining
综放开采割煤高度与顶煤回收率相互关系研究
PRACTICE OF IMPROVING THE RECOVERY RATIO FOR CHARCOOL THICK FLUID CARIES A GOLD IN MULTI METAL FINING ORE
提高多金属精矿炭浆提金回收率的实践
The rate of extraction for coal resources shall be determined by the department in charge of the coal industry under the State Council in light of the different resources and mining conditions.
煤炭资源回采率由国务院煤炭管理部门根据不同的资源和开采条件确定。
A Weight Analysis-Fuzzy Comprehensive Evaluation on the Difficulty of Mining Coal Resources Under Buildings, Railways and Water Bodies;
“三下”煤炭资源回收难易程度的权重分析-模糊综合评价研究
Study on the Increasing of Recovery Ration of Fearfully Soft Coal in Longwall with Top-coal Caving Mining
极松软煤层综放工作面提高回收率技术研究
Research and Practice to Increase Gas Recovering Efficiecy of 100t Converter of Hansteel
邯钢100t转炉提高煤气回收效率研究与实践