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DIN 21577:1996-09
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DIN 21577:1996-09
Explosibility of coal dust in underground hard coal mining - Tests and assessments of coal dust-air-mixtures and hybrid mixturesMore info
This document contains instructions for the determination of the explosibility of coal dust in underground hard coal mining. First the methods of sampling and preparation of the required coal samples are indicated. Arrangement, execution and interpretation of tests in an explosion vessel and in an explosion gallery are described and criteria for the assessment are stated.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 73.040 : Coals
|
| Number of pages | 10 |
| Replace | DIN 21577 (1993-11) |
| Year | 1990 |
| Document history | DIN 21577 (1996-09) |
| Country | Germany |
| Keyword | 21577 |