Home / Standards / GB 41730-2022 GB 41730-2022 Active Safety requirements for tank cleaning operation of oil tankers 油船清洗舱安全作业要求 Standard Type GB ICS 03.220.40 CCS R22 Status 现行 Issue Date 2022-07-13 Implementation 2023-02-01 Responsible Dept 交通运输部 Drafting Unit N/A