Home / Standards / JB/T 4716-1992 JB/T 4716-1992 Abolished 立式热虹吸式重沸器型式与基本参数 Standard Type JB ICS N/A CCS N/A Status Abolished Issue Date 1992-05-07 Implementation 1992-10-01 Centralized Committee 机械工业部 Issuing Authority 机械工业部