Reprint of “Petrological and organic geochemical properties of lignite from the Kolubara and Kostolac basins, Serbia: Implication on Grindability Index‿
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- 作者：Dragana Životića ; draganar@rgf.bg.ac.rs" class="auth_mail" title="E-mail the corresponding author ; Achim Bechtelb ; Rainhard Sachsenhoferb ; Rainhard Gratzerb ; Dejan Radićc ; Marko Obradovićc ; Ksenija Stojanovićd
- 关键词：Xylite-rich coal ; Matrix coal ; Lignite ; Grindability ; Organic matter ; Biomarker
- 刊名：International Journal of Coal Geology
- 出版年：2015
- 出版时间：1 February 2015
- 年：2015
- 卷：139
- 期：Complete
- 页码：165-183
- 全文大小：2489 K
文摘
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Grindability properties of different coal lithotypes have been investigated.
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Yellow type xylite-rich coal show's most negative impact on Hardgrove Grindability Index.
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Textinite hinders grindability in Kolubara and Kostolac lignite.
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Higher proportion of angiosperms caused lowering of grindability properties.
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Mechanical properties of lignite considerably depend on its chemical composition.