首页>
外国专利>
METHOD OF MINING COAL SEAMS WITH COAL AND GAS OUTBURST HAZARDS
METHOD OF MINING COAL SEAMS WITH COAL AND GAS OUTBURST HAZARDS
展开▼
机译:煤与瓦斯突出危险开采煤层的方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
the invention относитс to the case and is дл development выбросоопасных coal seams.the purpose of изобретени - increase the security and efficiency of refining coal seams, hazardous sudden emission
展开▼