DIN 22020-3-1998 無煙煤礦原材料的考察研究.煤、焦碳和煤塊顯微試驗.第3部分:顆粒團的煤微觀結構分析
Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 3: Maceral analysis on particulated blocks
This document describes the process of executing the maceral analysis on particulated blocks. This process is applicable to all kinds and qualities of hard coal, coke and briquettes.#,,#