Sulfur Isotopic Characteristics of Coal in China and Sulfur Isotopic Fractionation during Coal—burning Process

(整期优先)网络出版时间:1993-01-11
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Thedeterminedresultsofthesulfurcontentsandisotopiccompositionofcoalsamplesfrommajorcoalminesin15provincesandregionsofChinashowthatthecoalminedinthenorthofChinaischaracterizedbyhigher^34Sandlowersulfurcontent,butthatinthesouthofChinahaslower^34Sandhighersulfurcontent.Duringthecoal-burningprocessinbothindrstrialanddailyuseofcoalasfuelthereleasedsulfurdioxideisalwaysenrichedinlightersulfurisotoperelativetothecorrespondingcoal;theparticlesarealwaysenrichedinheaviersulfurisotope.Thediscussionontheenvironmentalgeochemicalsignificanceoftheabove-mentionedresultsalsohasbeenmade.