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- Taking one regularization work of coal gob area as example a new method is introduced for grouting pipe connection, which successfully resolved the pull-out and reutilization issues of grouting pipe. 以某采空区治理工程为例,介绍了采用正反丝连接注浆管的新方法,成功地解决了注浆管的起拔及重复利用问题,并对新法与不拔管及常规拔管方法的经济性进行了分析比较。
- Survey and disposal design of coal gob area in Shanxi 山西煤矿采空区勘察与处治设计
- The control of coal gob area in Lianziya Dangerous Rock Mass 链子崖煤层采空区治理工程及质量控制
- Fast drilling technology on deep overburden gravel layer in treatment of coal gob area 采空区治理工程中深覆盖厚卵砾石层钻进施工
- Some problems of grouting engineering for coal gob area at the section of Wu-Kui expressway 乌-奎高速公路煤层采空区注浆治理工程问题
- coal gob area 煤层采空区
- Coal crack and destabilization quantitative experiment is a fundamental study on forecast dynamic hazard of gob area. 摘要煤岩破裂与失稳的定量化实验是准确预测预报采空区动力学灾害的基础研究。
- This paper analyses the influence of coal gob mountains to environment such as air, water, soil and so on . 分析了煤矸石山对空气、水、土壤等环境的影响。
- It is a useful approach to construct tailing ore bin hy a large gob area which is fomed due to mining. 把地下矿山因开采而形成的大型采空区改建为尾矿库,是处理采空区的有效方法。
- This paper,by a practical example,presents a new kind of drilling technological process in the bedrock with excavating coal gob. 通过工程实践,掌握了在煤矿采空区进行基岩钻探所采用的钻探工艺及分析岩层破坏变形的钻探试验方法。
- The surface subsidence above coalmine gob area is a typical and serious geological environment problem in Yongcheng mining area. 煤矿采空区地面沉陷是永城矿区典型、突出的矿山地质环境问题。
- One of effective ways to realize safety in production at highly gaseous face is introduced,which is controlling gas flooding at gob area by using pressure equalizing technique. 利用开区均压技术抑制采空区瓦斯涌出的措施,理论分析和实践表明,它是实现高瓦斯工作面安全生产的有效措施之一。
- The inrush mechanisms of high pressure groundwater from floor of coal seam and gob areas, as well as related preventing technology are the study emphases. 重点分析了深部煤炭资源开发过程中高承压水底板突出机理及其防治技术和废弃矿井老空水突出机理与防治技术。
- According to the investigation of gob area and FLAC simulation,the study and practice provide the experiences for reference and create considerable economic benefits. 该项研究与实践为缓薄矿体采空区综合治理提供了可供借鉴的经验,并为矿山创造了可观的经济效益。
- According to the character of abutment pressure, receive the conclusion that the minimum size to extract is relate to the gob area of the both sides, and provide the formula. 根据煤体支承压力分布特征得到最小孤岛煤体可开采尺寸与两侧采空范围相关的结论，并给出了计算公式。
- This paper analyzes the affection to stability of a high coal rock slope caused by the coal gob in a case,makes numeric analysis on this high slop,and appraisals that the slope is stable. 本文分析了某工程含煤岩质高边坡内存在煤洞采空区时对边坡的稳定性影响,并对此高边坡进行了数值分析,对其稳定性作出了一定的评价。
- Because gob area extends increasingly that has been caused by cool production, the rigorous shortage of land resources in our country is getting more serious. 煤炭生产造成地表塌陷的采空区日益扩大，极大地消耗着我国形势本已严峻的土地资源。
- As a result, the deformation of the gob area under the freeway hasn't been finished.The harm to the freeway being built will be made, and the relative measures must be taken. 研究结果表明：该煤矿采空区的变形尚未完成，对拟建的高速公路将产生很大的危害，必须采取相应的工程治理措施。
- gob area comprehensive treatment 采空区综合治理
- COMPREHENSIVE TREATMENT ON FUXIN CITY COAL GOB MOUNTAINS 阜新市煤矸石山的综合治理
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
