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易自燃

易自燃

易自燃

易自燃

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Underground mining operations , mainly used in coal bunker site liable to spontaneous combustion

矿山井下作业，主要用于煤仓易自燃部位

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Experimental research on preventing and controlling technique for spontaneous combustion of coal roadway in combustible coal seam

易自燃煤层煤巷自燃防治技术试验研究

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Research on two-roadway timbering technology at comprehensive mechanization caving coalface with very soft rock and combustible thick seam

极软岩易自燃厚煤层综放面两巷支护技术的研究

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Research on mine fire extinguishing countermeasures for fully mechanized longwall face in spontaneous combustion thick seam

易自燃厚煤层综采工作面防灭火对策研究

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Supporting Techniques of Preparation Roadway for Fully Mechanized Sublevel Caving in the Easily Spontaneous Combustion Coal Seam

易自燃煤层综放开采采准巷道支护技术研究

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Analysis on fire prevention and extinguishing technology for driving gateway in seam with spontaneous combustion in potential

易自燃煤层巷道防灭火技术措施

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Technology for Comprehensive Gas Treatment in Spontaneously Inflammable and Specially Thick Coal Seam

易自燃特厚煤层瓦斯综合治理技术

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Practice of Fully-mechanized Coal Winning Technology for Thick Coal Seam Prone to Spontaneous Combustion in Working Face with Caving

易自燃厚煤层综放大工作面采煤工艺实践

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Comprehensive Preventive Technology for Coal Seam Prone to Spontaneous Combustion in Yima Coal Field

义马煤田易自燃煤层火灾综合防治技术

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Fire Prevention and Extinguishment Technology of Driving Roadways in Combustible Coal Seam

易自燃煤层掘进巷道防灭火技术分析

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Technology Practice of Preventive Fire on Extraction Tunnel of Full - mechanized Sublevel Caving in

易自燃煤层综放回采巷道防灭火技术实践

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Equipment layout in easily spontaneous combustion seam with fully mechanized top-coal caving

易自燃煤层放顶煤试验面设备配套研究

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Practice of synthetical precaution technology to fire control in inflammable dip thick seam

易自燃倾斜厚煤层防灭火综合治理技术实践

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Methods to Define Laneways Loose Zone of Tick Coal Seam with Enriched Gas and Spontaneous Combustion

高瓦斯油气共生易自燃厚煤层巷道松动圈范围的确定

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Research on Gateway Support of Fully Mechanized Caving Face in Inflammable Extra Thick Seam

易自燃巨厚煤层综放面平巷支护研究

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Study on Spontaneous Combustion Character in Gob of Combustible Thick Coal Seam

易自燃厚煤层采空区自然发火特性的研究

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Comprehensive Fire Control in Gates of Steep Extra -thick Inflammable Coal Seams

急倾斜特厚易自燃煤层顺槽综合防灭火

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The study of spontaneous combustion thick coal seam's sub-level caving mining technology

易自燃厚煤层综放开采工艺技术研究

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Prevention and Control of Shock Bump in inflammable Extra-thick Seam

易自燃特厚煤层冲击地压的防治

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Survey and Study on Spontaneous "Three Area " of Gob in Caving Workface of Spontaneous Seams

易自燃煤层综放面采空区自燃 “三带 ”的观测与研究

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Practice of Roof Bolting with Bar and Wire Mesh in Open-off Cut of Spontaneous Coal Seam Workface

易自燃煤层综放面切眼锚梁网支护技术实践

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Treatment on easy sporitaneous five seam working face air in comer gas over- limit

易自燃煤层采煤工作面进风隅角瓦斯超限的治理

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