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Standard Insuued on: 2004-04

GB/T 15224.1-2004    Classification for quality of coal Part 1:Ash
煤炭质量分级 第1部分:灰分
Category No.:GB Valid Status:abolished
Issued Organization:the General Administration of Quality Supervision, Inspection and Quarantine and the Standardization Administration of China Issued Date:2004-04-30
Implemented Date:2004-10-1 Abolished Date:2011-02-01
Superseded Standard.:GB/T 15224.1-2010 Classification for quality of coal—Part 1:Ash
Superseded Date:2011-2-1
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NY 775-2004   DB11/T 227-2004   GB/T 4108-2004   YY/T 0488-2004   GB/T 4107-2004   GB/T 5480.6-2004   LS/T 1700-2004   GB 1589-2004/XG1-2005   YY 0488-2004   GB/T 5480.1-2004   GB 12487-2004   GB/T 16656.513-2004   GB/T 5480.4-2004   GB/T 5480.3-2004   GB/Z 16656.1006-2004   GB/T 19496-2004   GB/T 5480.5-2004   GB/T 5480.7-2004   GB/T 5480.2-2004   TB/T 1490-2004  

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