thick seam

• Prevention and control of spontaneous combustion in gate along nest gob in medium - thick seam
  中厚煤层沿空顺槽自然发火防治技术
• Prediction and treatment of spontaneous combustion during slicing mining of thick seam
  厚煤层分层开采自然发火的预测预报及处理
• 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
• Technique reform of supporting equipment in three soft thick seam for fully mechanized caving face
  厚煤层综放工作面支护设备技术改造
• Technology and equipment on thick seam in fully - mechanized coal mining face of greater mining - heigh
  厚煤层大采高综采开采技术与装备
• Application of full seam bolt support to mine wide cross section gateway in special thick seam
  全煤锚杆支护在特厚煤层宽断面巷道的应用
• Progress technique for large scale dispersion water bursting in extra - thick seams working face
  巨厚煤层采煤工作面大面积分散出水治理技术
• Coal entry supporting of fully - mechanized top - coal caving face in soft rock and easy combustible thick seam
  软岩易燃厚煤层综放两巷支护技术
• Complex control of gas at upper corner angle of medium - thick seam with fully mechanized caving mining
  中厚煤层综放工作面上隅角瓦斯综合治理
• Analysis of mining technology for a fully mechanized sublevel caving face in three - soft thick seams of high gas
  厚煤层综采放顶煤开采技术分析