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| International Standard Category: Mining and minerals (Vocabularies) |
GB/T 7186-1998 Terms relating to coal mining-Coal preparation
煤矿科技术语 选煤 ;
| Category No.: | 01.040.73 | Valid Status: | superseded |
| Issued Organization: | State Qualtiy Technical Supervision Bureau | Issued Date: | 1998-12-08 |
| Implemented Date: | 1999-5-1 | Abolished Date: | 2009-03-01 |
| Superseded Standard.: | GB/T 7186-2008 Terms relating to coal preparation |
Superseded Date: | 2009-3-1 |
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