厚煤层
- Thick coal seam;thick seam;high seam
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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
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厚煤层自燃发火综合防治技术
Comprehensive Preventive and Cure Breeding Fire Technology in High Seam
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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
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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
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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
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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
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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
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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
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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
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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
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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 .
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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 .
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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河下厚煤层综放开采试验研究
Trial Research on Fully - mechanized Sublevel Caving Mining under River
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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
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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
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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 .
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节理发育对厚煤层的影响
Talking about the influence of the joins in thick coal seam
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谈地方煤矿厚煤层的开采
Discussing the mining method for thick coal seam in local mines
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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