DIN 22020-5-2005 无烟煤开采中原材料的勘测.无烟煤、焦碳和煤饼的显微检验.第5部分:镜煤的反射系数测量
DIN 22020-5-2005 标准详情
- 标准号:DIN 22020-5-2005
- 中文标题:无烟煤开采中原材料的勘测.无烟煤、焦碳和煤饼的显微检验.第5部分:镜煤的反射系数测量
- 英文标题:Investigations of the raw material in hard-coal-mining - Microscopical examinations of hard coal, coke and briquettes - Part 5: Reflectance measurements on vitrinites
- 标准类别:德国标准
- 发布日期:2005-02
内容简介
This standard describes the process of executing the reflectance measurements on vitrinites. This process allows determination of rank of a hardcoal quality, independently on the maceral composition and mineral contents.#,,#
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