摘要
Thelow-gradevanadium-containingstonecoalusedinthisexperimentwascollectedfromWuxiCountry,ChongqingCity,China.Theexperimentfocusedonthevanadiumrecoveryfromroastedresiduethroughoptimizingtheprocessconditionsofaneffectiveandenvironmentally-friendlytechnology,namedcalcifiedroasting-sulfuricacidleachingtechnology.Bysingle-factorexperimentsandorthogonalexperiments,theeffectsofroastingtemperature,roastingtime,sulfuricacidconcentrationandleachingtimeontheleachingratioofvanadiumwereanalyzed.Theresultsshowedthattheleachingratioofvanadiumreached85.5%underthepropertechnologicalconditionsofroastingtemperature=950℃,roastingtime=4h,40%concentrationofsulfuricacidandleachingtime=6h.
出版日期
2014年02月12日（中国期刊网平台首次上网日期，不代表论文的发表时间）
