This dissertation has carried out a systematic theoretical and applied technical study on the key technology of the top-coal caving mining for the very thick seam——to increase the top-coal recovery rate.
本文围绕特厚中硬煤层放顶煤开采的关键技术——提高顶煤放出率课题开展了理论和应用技术的系统研究。
参考来源 - 顶煤冒放特性与预注水处理顶煤的理论研究及其应用·2,447,543篇论文数据，部分数据来源于NoteExpress
分析了确定综采放顶煤开采工艺易发火地区及发火原因。
The easy ignition area in compound mining caving coal process and reason are analyzed and determined.
对陕西火石咀煤矿厚煤层放顶煤开采自然发火原因进行了分析，并提出了合理的防治措施。
The paper analyzes the causes of spontaneous ignition in caving mining in Shaanxi Huoshizui coal mine and puts forward reasonable prevention measures.
在现场观测及实验研究基础上，对急倾斜水平分段放顶煤开采过程中顶煤体结构进行了研究。
Base on the site observation and experimental research, the paper studied the top coal structure for the top coal caving mining in steep inclined seam sections.
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