NB/T 51018-2014Throwing-type backfilling technology with solid materials in working face specifications (English PDF)
采煤工作面固体抛投式充填方法
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Issued by
NEA
Level / Type
Industry · Recommended
Issue date
October 15, 2014
Implementation date
March 1, 2015
Scope
NB/T 51018-2014 is the English-translated version of 采煤工作面固体抛投式充填方法.
NB/T 51018-2014 is the recommended energy industry standard covering throwing-type backfilling with solid material at a coal working face. It states the general requirements for the method, describes the throwing technology by which the solid fill is placed, and addresses control of the filling effect obtained.
The standard is written for faces where thrown solid backfill is used to control the movement of the overlying rock. It is filed under the Chinese classification D15 and the international heading 73.020, which covers mining and quarrying.
MT/T 105 and MT 820 are the two standards cited in it. Issued on 15 October 2014, it has applied since 1 March 2015.
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Document preview — NB/T 51018-2014
National Standard of the People's Republic of China
- ICS
- 73.020
Issued by: National Energy Administration of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
NB/T 51018-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
MT/T 105
MT 820
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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