NA 062
DIN Standards Committee Materials Testing
Standards
[Withdrawn]
ISO 7404-2
ISO 7404-2
Methods for the petrographic analysis of bituminous coal and anthracite; Part 2 : Method of preparing coal samples
Title (German)
Methoden zur petrographischen Analyse von Steinkohle und Anthrazit; Teil 2: Methode zur Herstellung von Kohlenmustern
Responsible national committee
NA 062-02-83 AA - Testing of solid fuels