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The determination of coal dust emission and percentage of quartz in coal dust emission during the cutting anthracite coal by shearing and bottom blade of the plow

โœ Scribed by Phan Quang Van


Book ID
116846877
Publisher
Elsevier
Year
2009
Weight
444 KB
Volume
1
Category
Article
ISSN
1878-5220

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๐Ÿ“œ SIMILAR VOLUMES


An acid dissolution procedure for the de
โœ John C. Mills ๐Ÿ“‚ Article ๐Ÿ“… 1986 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 568 KB

Coal ash and silicate samples are completely resolved by dissolution in nitric and hydrofluoric acids. Boron is retained during a volume-reduction step while most of the silicon is volatilized. Excess of fluoride is complexed by addition of aluminium chloride solution. After dilution, the sample sol