Home / Standards / GB/T 30045-2013 GB/T 30045-2013 Active Coal direct liquefaction―Determination of apparent viscosity of coal-oil-slurry 煤炭直接液化 油煤浆表观黏度测定方法 Standard Type GBT ICS 73.040 CCS D21 Status 现行 Issue Date 2013-12-17 Implementation 2014-05-01 Responsible Dept 中国煤炭工业协会 Drafting Unit N/A