厚煤层

hòu méi céng
  • Thick coal seam;thick seam;high seam
厚煤层厚煤层
厚煤层[hòu méi céng]
  1. 邢台矿2~厚煤层合理开采技术探讨

    Discussion on rational mining of No.2 high seam at Xingtai Coal Mine

  2. 厚煤层自燃发火综合防治技术

    Comprehensive Preventive and Cure Breeding Fire Technology in High Seam

  3. 急倾斜厚煤层CO2卸压工艺及参数确定

    CO_2 pressure releasing technology and parameter settling for deep inclined thick seam

  4. 特厚煤层条件下工作面地质异常电磁波CT探测

    Detection of the Geological Anomalies in Working Face of Very Thick Seam by Electromagnetic Wave Tomography

  5. 20m特厚煤层综放开采基础研究

    Foundation Research on Top Coal Caving for 20m Special Thick Coal Seam

  6. 5m厚煤层一次采全高实现高产高效

    Realizing high production and high efficiency by using fully mechanized sublevel caving mining method

  7. 10m特厚煤层综放开采技术的经济效益分析

    Analyse the Economic Benefit of 10 m Super High Seam in a Fully Mechanized Top-Coal Extraction Face

  8. 大倾角4~5m厚煤层一次采全高综采技术试验

    Trail of Full Seam One Passing Cutting Mechanized Mining Technology in Deep Inclined Coal Seam with Thickness of 4 to 5 m

  9. 开滦唐山矿10m特厚煤层综放开采设备配套分析

    Analysis of equipment mating of fully mechanized top coal caving in extra thickness 10m coal seam , in Tangshan coal mine , in Kailuan

  10. 氧气顶吹转炉冶炼初期二次燃烧流场PIV测试研究易自燃厚煤层π型钢放顶煤工作面注氮防灭火技术初探

    Study on Flow Field of Post Combustion at the Initial Stage on BOF by PIV ; π Inflammable Thick Seam Steel Caving Face Note Fire-fighting Techniques of Nitrogen

  11. 大采高综采技术是回采3.5m~5.0m中厚煤层实现高产高效的主要途径,在我国许多矿区都得到推广应用。

    Technology about high cut in fully mechanization face which is often used to mine 4.0m-4.5m thick coal seam is the main approach and has been widely applied by a lot of collierys in our country .

  12. 通过对轻型放顶煤配套设备的选型与运用,进一步解决了4.0m~6.0m厚煤层一次采全高留底煤的技术问题。

    Through the type-selection and application of the light breaking props , this paper solves the technical problem of the bottom maintaining coal in the high seam with the thickness of 4.0 m ~ 6.0 m in one time .

  13. 关于急倾斜中厚煤层开采工艺的探讨

    Approach on mining processing in steep dip middle - thick seam

  14. 特厚煤层放顶煤巷道首次应用锚固支护技术的实践

    Bolting Used for Thick Coal Seam Mining and Caving Roadway Firstly

  15. 极易燃厚煤层放顶煤火灾防治

    Fire Prevention and Control of Extra-Inflammable Thick Seam with Caving Mining

  16. 分体移动长短壁综合机械化采煤法探索机械化平巷开采中厚煤层法

    Research on Method of Long-and Short-Wall Full-mechanized Mining by Separating-body Moving

  17. 急倾斜厚煤层综放设备配套技术研究

    Study on assorted technique of full-mechanized equipments for high-dipping thick Layer

  18. 屯留煤矿高瓦斯厚煤层巷道布置技术

    Gateway Layout Technology of High Gassy Thick Seam in Tunliu Mine

  19. 急倾斜厚煤层开采水煤体溃泄机理研究

    Mechanism of Water-Coal Mixture Burst in Exploiting Steeply-Inclined Thick Coal Seam

  20. 中国长壁开采技术现状及其在厚煤层中的应用

    The Development of Longwall Technology for Thick Coalseam Mining in China

  21. 开发山西煤田厚煤层机械化采煤方法的选择

    Selection of mechanized method for exploitation of thickness seam in Shanxi

  22. 低位放顶煤支架开采厚煤层技术应用

    The Application of High-seam Mining Technique with the Low Breaking Props

  23. 厚煤层综放开采技术实践及发展趋势

    Application and developing tendency of comprehensive exploitation technology at thick seam

  24. 河下厚煤层综放开采试验研究

    Trial Research on Fully - mechanized Sublevel Caving Mining under River

  25. 大同矿区近水平中厚煤层开采技术研究

    Mining technology of Subparallel medium-thickness coal seam in Datong mining area

  26. 厚煤层独头巷道长距离掘进综合技术

    Technology of long distance driving in thick coal seam blind roadway

  27. 厚煤层开采一直是世界采矿界探讨的课题,放顶煤开采实现了厚煤层及特厚煤层的高效开采。

    Thick coal seam mining is always probed in mining world .

  28. 节理发育对厚煤层的影响

    Talking about the influence of the joins in thick coal seam

  29. 谈地方煤矿厚煤层的开采

    Discussing the mining method for thick coal seam in local mines

  30. 巨厚煤层冲击地压的机理及预防措施

    Mechanism of the shock bump in extra-thick seams and the precautions thereof