We propose a new mining method: point-pillar paste filling based on the combined advantages of room-pillar method and backfilling.
将房柱式开采和膏体充填开采的优点相融合,提出了点柱式膏体充填采煤方法。
In full tailing paste filling slurry pumping looping pipe experiments, some other materials are usually added to improve the transportation parameters and the filling strength.
全尾砂膏体泵送环管试验中,往往要添加一些其它材料来改善膏体充填料浆的输送参数和提高充填体的强度。
Numerical simulation analysis is made of the paste piping transportation using FLOTRAN CFD calculation hydrodynamic analysis module in ANSYS software based on the paste filling mechanical parameters.
以膏体充填力学参数为基础,运用ANSYS软件中的FLOTRANCFD计算流体动力学分析模块对膏体管道输送进行了数值模拟分析。
The preparation of cementation material is one of the important composing parts of the 211project "paste-filling material and filling technology experiment system".
胶凝材料生产制备是国家211工程重点项目“充填注浆材料及技术实验系统”的重要组成部分。
The production preparation of cementation material is one of important composing parts of the 211 project "paste-filling material and filling technology experiment system".
胶凝材料生产制备是国家211工程项目“充填注浆材料及技术实验系统”的重要组成部分。
According to the features of paste-filling control system and the requirement of the opening information by control lay and managing lay, an industrial Ethernet control scheme was designed.
针对煤矿井下充填系统特点和控制层及管理层对信息开放性的需求,设计了工业以太网控制方案。
According to the features of paste-filling control system and the requirement of the opening information by control lay and managing lay, an industrial Ethernet control scheme was designed.
针对煤矿井下充填系统特点和控制层及管理层对信息开放性的需求,设计了工业以太网控制方案。
应用推荐