The document locks the terms of raw material. This terms are to assure understanding among the individual working-fields of hard-coal-mining industries, such as exploration, mining technology, coal conversation and utilisation.#,,#
DIN 22005-2:1997 history
2015DIN 22005-2:2015 Investigations of the raw material in hard-coal-mining - Part 2: Terms relating to raw material
1997DIN 22005-2:1997 Investigations of the raw material in hard-coal-mining - Part 2: Terms relating to raw material