NA 062
DIN Standards Committee Materials Testing
Standards
[Withdrawn]
ISO 7404-1
ISO 7404-1
Methods for the petrographic analysis of bituminous coal and anthracite - Part 1: Vocabulary
Title (German)
Petrographische Untersuchungsverfahren für bituminöse Kohlen und Anthrazite - Teil 1: Begriffe
Responsible national committee
NA 062-02-83 AA - Testing of solid fuels