DIN 22020-2:1998-08
Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 2: Preparation of polished surface from lump material and particulate blocks
| Aviso: | Las normas que son modificaciones no son documentos independientes y deben adquirirse con la norma a la que modifica. |
|---|---|
| Fecha edición: |
1998-08-01
En Vigor
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| Idiomas disponibles: | Alemán |
| Resumen: | The standard describes the production of solid samples for microscopic investigations with top illumination. The standard also contains quality specifications. While the methods of production may only serve as examples, the quality specifications are mandatory. |
| Keywords: | Analysis|Bituminous coal|Briquettes|Coal|Coal coke|Coke|Grinding|Hard coal|Hard coal briquette|Hard coal mining|Investigations|Investigations of the raw material|Microscopic analysis|Microscopy|Mining|Particulate blocks|Partuculate samples|Polishing|Production|Raw materials|Sampling methods|Specimen preparation|Test specimens|Testing |
| ICS: | 73.040 - Carbón |
| CTN: | |
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Modificaciones Normas |
Modifica a ISO 7404-2:1985 |
|
Reemplazo Normas |
Reemplaza a DIN 22020-2:1986-09 Reemplaza a DIN 22020-2:1996-11 |
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