Home / Standards / MT 164-2007 MT 164-2007 Active 煤矿用涂覆布正压风筒 Standard Type MT16 ICS N/A CCS N/A Status Active Issue Date 2007-03-30 Implementation 2007-07-01 Centralized Committee 国家矿山安全监察局 Issuing Authority 国家矿山安全监察局