Home / Standards / GB/T 35068-2018 GB/T 35068-2018 Active Operation and maintenance specification for oil and gas pipeline 油气管道运行规范 Standard Type GBT ICS 75.200 CCS E98 Status 现行 Issue Date 2018-05-14 Implementation 2018-12-01 Responsible Dept 国家标准委 Drafting Unit N/A