GB/T 25212-2010

Abolished

Classification and quality grading for blue-coke

兰炭产品品种及等级划分

Standard Type
GBT
ICS
75.160.10
CCS
D20
Status
废止
Issue Date
2010-09-26
Implementation
2011-02-01
Responsible Dept
国家标准委
Drafting Unit
N/A