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Solvent extraction of Pakistani coals. I. Characterization and potential use of residues

✍ Scribed by Misbah-ul-Hasan; Ali Sher Bhatti


Book ID
103802161
Publisher
Elsevier Science
Year
1991
Tongue
English
Weight
532 KB
Volume
27
Category
Article
ISSN
0378-3820

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## Extracts from various coals and coal-derived products were studied using liquid chromatography with optical activity detection. Thechromatogramsshow that there are substantial numbers of optically active components in these samples. Since both dextrorotatory and laevorotatory components are pre