DIN 22020-2
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
Deutsches Institut Fur Normung E.V. (German National Standard) , 08/01/1998
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Product Information
Published:
08/01/1998
Pages:
4
File Size:
1 file
Language:
German
Note:
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