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Standard [CURRENT]

DIN 22012:1994-01

Investigations of the raw material in hard-coal-mining; macropetrographic classification and topographic survey of hard-coal and host rock

German title
Rohstoffuntersuchungen im Steinkohlenbergbau; Makropetrographische Ansprache und Aufnahme von Steinkohle und Nebengestein
Publication date
1994-01
Original language
German
Pages
9

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Publication date
1994-01
Original language
German
Pages
9
DOI
https://dx.doi.org/10.31030/2623645

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Content
ICS
73.040
DOI
https://dx.doi.org/10.31030/2623645
Replacement amendments

This document partially replaces DIN 21900:1951-08 , DIN 21941:1953-12 .

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