Home / Standards / GB/T 29522-2013 GB/T 29522-2013 Active Safety specification for zinc smelting (pyrometallurgy) 锌冶炼安全生产规范(火法) Standard Type GBT ICS 13.100 CCS H09 Status 现行 Issue Date 2013-06-09 Implementation 2014-02-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A