96/05766 Keeping it clean
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Article
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1996
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Elsevier Science
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Measurements of wntact angles for water, glycerol, formamide and diiodomethane on the surfaces of four low-rank coals covered with nalkanes were studied. ## 66105755 Demlnerallzatlon of a bltumlnous coal by froth flotation before obtaining activated carbons Rivera-Utrilla, J. et al., Carbon, 1996,