综采放顶煤工艺,top coal caving on fully-mechanized working face
1)top coal caving on fully-mechanized working face综采放顶煤工艺
1.3 coal seam and its hydrogeological conditions, and points out that thetop coal caving on fully-mechanized working face has overcame some problems such as the difficult movement of the breaker because the heavy pressure of the main tunnel, the serious wall caving on the working face, and the working face\"s passing through fault, etc.阐述了太原西峪煤矿的生产技术现状,分析了3号煤煤层赋存情况及水文地质情况,指出综采放顶煤工艺克服了主巷压力大、破碎机行走困难、工作面煤壁片帮严重、工作面过断层等难题,提高了技术装备水平,为创建安全高效矿井奠定了技术基础。
2)sublevel caving mining teclinology放顶煤回采工艺
英文短句/例句
1.Study on Gateway Top Caving Technology for Steep-inclined Coal Seam急倾斜煤层巷道放顶煤回采工艺研究
2.Practice of "Two Wining and One Caving" Technique on Blasting and Top-coal Caving Working Face“两采一放”工艺在炮采放顶煤工作面的实践
3.Increasing Rate of Coal Mining with Improving Coal Caving Technology at Fully Mechanized Face改进综放工作面放煤工艺提高回采率
4.Mining Practice of Crossing the Working Surface Which Put Goes Against the Coal By Support Hangs Moving悬移支架放顶煤工作面跨石门回采实践
5.Mining Practices of Fully Mechanized Top Coal Caving Mining Face in Deep Inclined Seam of Meihe Mine梅河煤矿大倾角综放工作面回采工艺实践
6.Study on top-coal recovery in full-mechanized by similarity simulation综放开采顶煤回收率的相似模拟研究
7.Practice on Mining Method Changing from Top Coal Caving Mining to Top Slice Mining工作面由放顶煤开采改为顶分层开采的实践
8.Research on Relationship of Mining Height and Recovery of Top-coal in Full-mechanized Caving Mining综放开采割煤高度与顶煤回收率相互关系研究
9.Study on Top Coal Caving Technology of Horizontal Section in Steep Seam in Weihuliang;苇湖梁煤矿急倾斜综采放煤工艺研究
10.Research on Law of the Presentation of the Mine Pressure with caving-working-face炮采放顶煤工作面矿压显现规律研究
11.Research on mining technology of combined mining at large inclined angle "three soft" coal seam“三软”煤层大倾角综采回采工艺研究
12.Study on Laws of Rock Pressure Appearance at Blasting Caving Coal Face in Hezhuang Coal Mine何庄煤矿炮采放顶煤工作面矿压显现规律研究
13.Application of High-pressure Water Injection in Coal Seam at Fully Mechanized Caving Face煤层高压注水在综采放顶煤工作面的应用
14.Study on Coal Rock Caving Laws and Technological Parameters of Top-Coal Caving of Fully Mechanized Mining with Great Cutting Height for Thick Coal Seam;厚煤层大采高综放开采的煤岩冒放规律及放煤工艺参数研究
15.Optimized Trial on Fully Mechanized Top Coal Caving Mining in High Inclined Seam大倾角煤层综放开采放煤工艺优化试验
16.Research on the Mining Technology for Fully-mechanized Coal Mining Face in Steep Coal Seam Under Complicated Geological Condition复杂难采煤层大倾角综采面回采工艺研究
17.Study on Top-Coal Caving and Drawing Capability and Roof Control in Hard Coal and Hard Roof Short Sub-Level Caving Fully Mechanized Face“两硬”短工作面综放开采顶煤冒放性及顶板控制技术研究
18.Application of the Light Breaking Props on the Comprehensive Mechanized Mining Faces in Malan Coalmine轻型放顶煤支架在马兰矿综采工作面的应用
相关短句/例句
sublevel caving mining teclinology放顶煤回采工艺
3)fully mechanized top coal caving mining综采放顶煤
1.Analysis on coal mining rate offully mechanized top coal caving mining in Kailuan Mining Area;开滦矿区综采放顶煤工艺煤炭采出率的分析
2.In order to study the overburden strata failure law and water conducted fracture zone development law under the condition of thefully mechanized top coal caving mining in Lu \"an Mining Area,three high level survey boreholes in the roof caving zone and the water conducted fracture zone were made in the 6206fully mechanized top coal caving mining face in Wangzhuang Mine.为了研究潞安矿区综采放顶煤条件下覆岩破坏规律和导水裂缝带发育规律,在王庄煤矿6206综放工作面施工了3个"两带"高度观测孔,进行了系统的观测研究,取得了冒落带、导水裂缝带发育高度,求取了预测导水裂缝带最大高度的经验公式。
4)Fully mechanized caving coal放顶煤综采
5)Fully mechanized coal caving综采放顶煤
1.Research of coupled relation between fully mechanized coal caving mining and outburst;综采放顶煤与瓦斯突出的耦合关系研究
6)fully mechanized caving综采放顶煤
1.Research on laws of observation of strata pressureinfully mechanized caving working face;综采放顶煤工作面矿压显现规律研究
2.Thefully mechanized caving mining technology for thick seam is not only favor to have a high production, high efficiency and high benefit from the thick seam mining, but from the practices, would have an obvious results to release gas disaster accident with special measures.厚煤层综采放顶煤开采技术不仅有利于实现厚煤层开采的高产、高效率、高效益。
延伸阅读
综采放顶煤综采放顶煤：厚煤层煤炭开采技术之一。把原来分层开采的煤炭，一次采完。方法是，在煤层底部按传统方法开采，使上面的煤炭在矿压的作用下，自动落下来。
