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| International Standard Category: Environment and environmental protection in general |
GB/T 19223-2003 Classification of coal mine water
煤矿矿井水分类 ;
| Category No.: | 13.020.01 | Valid Status: | superseded |
| Issued Organization: | AQSIQ | Issued Date: | 2003-07-01 |
| Implemented Date: | 2003-11-1 | Abolished Date: | 2015-07-01 |
| Superseded Standard.: | GB/T 19223-2015 Classification of coal mine water |
Superseded Date: | 2015-7-1 |
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