| 1. | Experimental study of performance of coal gangue as cementing filling aggregate 煤矸石作为胶结充填骨料性能的实验研究 |
| 2. | Practice of pre - setting laneway in underhand drift cut - and - fill stoping 下向进路式胶结充填采矿法中巷道预留技术实践 |
| 3. | Study on proportioning optimization and properties of cement - flyash - tailing filling material 尾砂胶结充填料配比优化及特性研究 |
| 4. | Test research on performances of phosphorous gypsum as aggregate for cementation filling 磷石膏作为胶结充填骨料性能的试验研究 |
| 5. | Dreparing gold tailings stabilized fill witu cold binding material of tailings agglomeration 用冷粘结尾矿团聚物配制全尾砂胶结充填料 |
| 6. | Application of large - scale downward cementation - filling mining method in jinchuan nickel mine 大规模下向胶结充填采矿法在金川镍矿的应用 |
| 7. | Feasibility study on cemented full tailings filling technology in jingniu mining industry development company 金牛矿业全尾砂胶结充填技术可行性研究 |
| 8. | The genetic types include weathering , regional meteoric corrosion , regional dolomitization regional paleokarstification , regional dedolomitization and regional fresh - water cementation and filling 研究区存在包括风化、区域性大气淡水溶蚀、区域性白云岩化、区域性古岩溶、区域性去白云岩化和区域性淡水胶结充填等6种岩溶作用的层序成因类型。 |
| 9. | The application of the cemented filling technic in this mine has proven that it has such advantages as high concentration of slurry , low cost of filling and filling without dewatering , etc . , so that it is special fit to underhand drift cut - and - fill stoping 矿山应用证明,该技术具有充填浓度高、充填成本低、充填体不需脱水等显著优点,特别适合于下向进路胶结充填采矿法中应用。 |
| 10. | Based on in - situ investigation and laboratory experiments , the article analyzed in detail the factors which affect the transportation and strength characteristics of gangue cemented tailing grain fillings such as powder coal , water - reducer , mortar density and grain size distribution 摘要以现场调查和室内实验为基础,从粉煤灰、减水剂、浆体浓度、粒级级配等方面,对煤矸石作为胶结充填骨料的管道输送特性和强度特性进行了详细的分析。 |