Research on the key problem of catastrophe features and the refuge chamber of metal mine

Based on the mining environment characteristic of metal mine underground in our country,summary and analysis of the disaster and catastrophe features of metal mine,with the Dayingezhuang gold deposit chamber demonstration project for example of metal mine refuge chamber construction key issues of design based on the current domestic metal mines mine refuge chamber construction and application situation and existing problems,provide the reference to the design of the key of effective methods for refuge chamber in underground metal mines system in China.