Home / Standards / GB/T 39139.1-2020 GB/T 39139.1-2020 Active Shale gas—Environmental protection—Part 1:Pollution prevention and disposal methods for drilling operation 页岩气 环境保护 第1部分:钻井作业污染防治与处置方法 Standard Type GBT ICS 75.020 CCS E12 Status 现行 Issue Date 2020-10-11 Implementation 2021-05-01 Responsible Dept 国家标准委 Drafting Unit N/A