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DIN 22020-5:2005-02
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DIN 22020-5:2005-02
Investigations of the raw material in hard-coal-mining - Microscopical examinations of hard coal, coke and briquettes - Part 5: Reflectance measurements on vitrinitesMore info
This standard describes the process of executing the reflectance measurements on vitrinites. This process allows determination of rank of a hardcoal quality, independently on the maceral composition and mineral contents.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 73.040 : Coals
|
| Number of pages | 21 |
| Replace | DIN 22020-5 (1986-09) |
| Cross references | ISO 7404-5 (1994-10), NEQ |
| Year | 2005 |
| Document history | DIN 22020-5 (2005-02) |
| Country | Germany |
| Keyword | DIN 22020;22020 |