Home / Standards / GB/T 20658-2006 GB/T 20658-2006 Active Crude petroleum and liquid petroleum products - Volumetric metering of viscous hydrocarbons 原油和液体石油产品 粘稠烃的体积计量 Standard Type GBT ICS 75.180.30 CCS E98 Status 现行 Issue Date 2006-12-15 Implementation 2007-05-01 Responsible Dept 国家标准委 Drafting Unit N/A