DIN 22020-4
Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 4: Microlithotype analysis on particulate blocks
active, Most Current
| Organization: | DIN |
| Publication Date: | 1 December 1998 |
| Status: | active |
| Page Count: | 5 |
| ICS Code (Coals): | 73.040 |
Document History
DIN 22020-4
December 1, 1998
Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 4: Microlithotype analysis on particulate blocks
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