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DIN 22021:1985-07

Investigations of the raw material in hard-coal-mining; microscopical examinations of rocks.

STANDARD published on 1.7.1985

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The information about the standard:

Designation standards: DIN 22021:1985-07
Note: WITHDRAWN
Publication date standards: 1.7.1985
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: German technical standard
Category: Technical standards DIN

Annotation of standard text DIN 22021:1985-07 :

Rohstoffuntersuchungen im Steinkohlenbergbau; Unterteilung der Nebengesteine aufgrund mikroskopischer Untersuchungen zur Kennzeichnung technologischer Eigenschaften.