• The drilling mining method is a new Coal-mining method.

    钻机采煤一种新型采煤方法

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  • UCG is promoted as a relatively clean method of exploiting coal seams that are too deep or thin to be tapped economically using conventional mining.

    相对于传统的采矿技术来说,煤炭地下气化技术开采过浅煤层时更为适用,这种技术不仅开采成本低,而且开采过程较为清洁

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  • More than half of Appalachian coal mining is done by the wrenching mountaintop removal method.

    阿帕拉契山脉一半煤矿采用山巅移除采矿的方法。

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  • This paper analysis a variety of ventilating systems adopted in the coal face in mining coal of our country by using the method of statistics and compares their advantages and the range available.

    本文统计分析法介绍分析了我国煤炭开采采煤工作面采用各种通风系统对比优点和适用范围。

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  • Taking Chenzhuang residential quarter of Pingdingshan Coal Mining Bureau for example, the evaluation method of foundation stability over goaf was systematically studied.

    平顶山矿务局陈庄住宅小区实例系统地研究了老采空区上方地基稳定性评价方法

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  • Abstract: with the mine production mechanization degree unceasing enhancement, as a traditional method of coal blasting fall coal mining machinery has gradually be replaced.

    摘要随着煤矿生产机械化程度不断提高作为传统采煤方法爆破逐渐机械采煤所代替

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  • Based on achieved rock movement parameters and experience of mining coal under buildings, determine a kind of optimum method of mining coal under village and take a primary approach.

    通过结合矿区已获得岩石移动参数已有建筑物采煤经验确定村庄采煤的最方法进行初步探讨。

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  • The main contents of the water prospection and dewatering design is presented. The mining method for down? Coal? Seam is discussed. Some safety measures are put forward.

    介绍积水区探放水设计主要内容讨论了煤层开采的基本方法,提出了几点重要的安全措施。

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  • The actual application of the irregular mining method "tree branch form" mining method in the coal pipe is introduced.

    介绍非正规采煤树枝”采煤法极薄煤层开采中的实际应用

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  • The paper researchs the principle of protective seam mining, hydraulic slotting method and executing-digging technology to avoid risk of coal-gas outburst, and its practices in coal mine.

    通过分析距离保护层开采水力掏槽边抽边技术防治煤与瓦斯突出原理及实践应用,从而有利于煤与瓦斯突出矿井选择合理有效的防突技术。

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  • On the basis of probability integration method for flat coal seam, the paper discusses surface subsidence random medium model for mining inclined seams with an Angle of a.

    水平煤层概率积分基础上讨论开采倾角倾斜煤层的地表下沉随机介质模型

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  • The application of new mining method is benefic to avoiding mutual effect between steeply inclined near coal seams, improving production ability and recovery, forming canonical ventilation system.

    新型采煤实施有利于避免近距煤层开采的相互影响提高生产能力采出率形成规范通风系统

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  • A coal mining method with a combination of a slicing and caving, a double benefit in control of water conducted crack zone development and in reduction of coal production cost can be obtained.

    对厚煤层采用分层顶煤相结合采煤方法,既可控制导裂缝发育高度,降低生产成本

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  • The impacts on the security of Xifeihe River left embankment under coal mining are evaluated with elastoplastic model, two-exponent rheological model and probability integral method.

    然后利用数值模拟软件中的弹塑性模型流变模型概率积分开展煤层开采对西大堤安全影响评价

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  • The quick repairing method for the milling coal hole in the mining area is introduced.

    简要介绍了阶段溜快速修复方法

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  • From the theoretical and experimental study, the paper made a brief analysis of the advancing coal mining method affected on coal and gas outbursts.

    理论试验研究两方面浅析了前进采煤瓦斯突出影响

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  • The method of plate and shall large deformation rotation analysis is used in Wangying coal mining district, Fuxin area to predict faults and fractures in coal seams.

    变形理论转动角计算方法对阜新矿区王营井田煤层大变形断裂破裂带进行分析预测

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  • This paper introduces the advantages and disadvantages of each coal mining method in the thick seam, and connecting with the features of Wangjialing Mine, selects the appropriate coal mining method.

    介绍各种煤层采煤方法优缺点,结合王家岭矿井特点选择合适的采煤方法。

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  • The method of wall mining without pillars was first used in coal mine. In the metal mine it has not been used yet.

    壁式矿柱采矿首先煤矿推行,金属矿实现壁式无矿柱采矿。

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  • A numerical example shows that this method is effective and easily to come into use in the fields of top coal caving mining and coal mining under water bodies in future.

    的计算结果表明方法简单快速,有望顶煤开采水体采煤中得到应用

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  • This paper analyzed the problems of the belt deviation for belt conveyor of the underground coal-mining, and summarized the corrective method for preventing the belt deviation of the belt conveyor.

    针对煤矿井下胶带输送机胶带跑问题进行了分析总结出了输送机胶带防止跑偏防治方法胶带输送机现场使用维护具有一定的实用价值。

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  • In solving the problem of deformation in surrounding rocks of the overlying coal entry caused by upper protective seam mining, reinforcing the surrounding rocks by grouting is a feasible method.

    为了解决下保护层开采上覆煤层巷道围岩变形影响,采用注浆加固巷道围岩一种可行的方法。

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  • Analyses factors that affect cover caving ability of roof coal in sublevel caving mining method.

    分析了顶煤开采顶煤冒放性影响因素

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  • The paper has quantitatively studied the evolution history of coalbed methane (CBM) of main coal seams in Liulin Mining Area of Hedong Coalfield by using numerical simulation method.

    运用数值模拟方法河东煤田柳林矿区煤层煤层气地质演化史进行定量模拟研究。

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  • The method and measure to detect the fault and coal seam in construction of No 12 mining area in the Chen Mine, Yongcheng is introduced.

    介绍永城车集12采区工程施工,如何解决井下探测断层煤层方法措施

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  • The paper studied the gateway layout, the sectional top coal height and the coal mining technology of the coal mining method. Then the gateway and pillar top coal caving technology was developed.

    采煤方法巷道布置阶段顶煤高度以及回采工艺进行了研究形成柱式顶煤开采技术

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  • With the fault tree analysis method, the paper analyzes belt faults of the coal mining belt conveyor such as deviation, slipping, tear and breakage, focusing on the conveyor belt fire accident.

    采用故障分析法煤矿井下输送机输送带偏、打滑撕裂故障进行分析重点对输送带着火事故进行分析。

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  • With the fault tree analysis method, the paper analyzes belt faults of the coal mining belt conveyor such as deviation, slipping, tear and breakage, focusing on the conveyor belt fire accident.

    采用故障分析法煤矿井下输送机输送带偏、打滑撕裂故障进行分析重点对输送带着火事故进行分析。

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