Home / Standards / GB/T 28949-2012 GB/T 28949-2012 Active Inlet air cleaning equipment for internal combustion engines and compressors - Performance testing 内燃机和空气压缩机用进气空气滤清器 性能试验 Standard Type GBT ICS 43.060.20 CCS T13 Status 现行 Issue Date 2012-12-31 Implementation 2013-07-01 Responsible Dept 工业和信息化部 Drafting Unit N/A