简介：SudanKhartoumRefineryCo.hasselectedauniqueroutefeaturingdelayedcokingofcrudeinconnectionwiththehighlysourandhigh-calciumheavycrudeextractedfromSudaneseoilblockNo.6.Thecrudeoilafterpretreatmentforcalciumremovalissubjectedtocokingforremovalofacidsandmetalswiththecokerproductsbeingfurtherprocessed.ThecrudeoilextractedfromSudaneseoilblockNo.6containsashighas13mgKOH/gofcrudeinadditiontoacalciumcontentof1600ppm.Thisarticlemakesananalysisonproblemsrelatedwiththeoperationofcommercialdelayedcokingunitforprocessingofhighlysourcrudeandbringforthmeasurestosolvetheseproblems.Theliquidyieldresultedfromcokingofcrudeoilcanreach82m%,andthepetroleumcokecanmeetthequalityrequirementforclass3Bpetroleumcoke.
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