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Standard Insuued on: 1997-04

GB/T 5449-1997    Determination of roga index of bituminous coal
烟煤罗加指数测定方法
Category No.:GB Valid Status:superseded
Issued Organization:State Technical Supervision Bureau Issued Date:1997-04-17
Implemented Date:1997-10-1 Abolished Date:
Superseded Standard.:GB/T 5449-2015 Determination of roga index of bituminous coal
Superseded Date:2015-7-1
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GB/T 7409.2-1997   GB/T 1386.1-1997   GB/T 1386.4-1997   GB/T 1386.3-1997   GB/T 9652.2-1997   GB/T 7409.3-1997   GB/T 9652.1-1997   GB/T 7409.1-1997   GB/T 1386.2-1997   JB/T 8527-1997   JB/T 8528-1997   GB 7258-1997   QB/T 2289.2-1997   QB/T 2289.1-1997   QB/T 2289.3-1997   QJ 2973-1997   QJ 2979-1997   QJ 2981-1997   QJ 2978-1997   QJ 2980-1997  

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