GB/T 17607-1998
ActiveChinese classification of seam coals
中国煤层煤分类
🔗 Related Standards / 同类标准
GB/T 15589-1995
Classification of microlithotype
GB/T 12937-1995
Terms relating to coal petrology
GB/T 16414-1996
Terms relating to coal mining--Rock mechanics
GB/T 189-1997
Classification standard for size fractions of coal
GB/T 9649.9-1998
The terminology classification codes of geology and mineral resources--The crystallography and mineralogy
GB/T 17610-1998
Technical condition of coal for two-stage cyclic water gas gasifier
GB/T 7563-2000
Technical condition of coal for cement rotary kiln
GB/T 18023-2000
Classification of macrolithotype for bituminouscoal