The paper analyzes the causes of spontaneous ignition in caving mining in Shaanxi Huoshizui coal mine and puts forward reasonable prevention measures.
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。
This research is useful for the forcasting and prevention of coal natural ignition.
得出的结论对于煤自然发火预测及防治的研究有指导意义。
The causes for the ignition of catalyst beds are analyzed and the emergency measures for and the prevention measures against an ignition introduced.
分析了催化剂床层着火的原因，并介绍了处理及预防着火的措施。
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