Home / Standards / GB/T 41019-2021 GB/T 41019-2021 Active Technical guideline for comprehensive utilization of mine water 矿井水综合利用技术导则 Standard Type GBT ICS 13.060.25 CCS P41 Status 现行 Issue Date 2021-12-31 Implementation 2022-07-01 Responsible Dept 国家标准委 Drafting Unit N/A