张沟煤矿主要通风机改造方案

Zhanggou Fanditch Major Coal Mine Rehabilitation Programmes

介绍了郑煤集团张沟煤矿改扩建过程中,在不影响正常生产的情况下,对矿井2台主要通风机进行了改造,详细说明了在改造过程中的工序及保证矿井安全生产需要制定的安全技术措施。

The survival ot mine to ditch the expansion process, without affecting the normal production of the circumstances, the two main mine fan of a transformation, described in detail in the process of transforming the processes and ensure mine safety production need for the security of technical measures.