简介：Inordertosolvetheproblemsrelatedwithprocessinglow-qualityLiaohehighlysourcrude,theLiaohePetrochemicalCompanyhasexploredthepossibilityinoptimizingtheprocessingofhighlysourcrudebyadoptingdifferentprocessschemesdependinguponthepropertiesofthehighlysourcrude.TheLiaohenaphthenic-basecrudeoilwithlowfreezingpointisearmarkedformanufactureofnaphtheniclubeoilsandheavytrafficpavingasphalt,whiletheextra-heavyLiaohecrudewithhighacidnumberisrouteddirectlytodelayedcokingunitcoupledwithcorrespondingcorrosionpreventingmeasures,resultingintacklingtheproblemofequipmentcorrosionarisingfromrefiningofLiaohehighlysourcrudetoobtainlightdistillatesfromLiaoheheavycrudethroughashortprocessscheme.

简介：Theinfluenceofthecarrierpseudo-boehmite(PB),whichwasimpregnatedwithaNi-Mo-Psolutionunderover-saturationconditionsandtreatedatdifferenttemperatures,onitspropertyforadsorptionofactivemetals(Ni,Mo)wasstudied.Theresultsshowedthattheamountforadsorptionofactivemetalwasdecreasedwithanincreasingtreatmenttemperatureofthecarrier.AfterphasetransitionofthecarrierPBtoγ-Al2O3,itscapacityforadsorptionofactivemetalswassignificantlyreduced.Thedifferenceinpropertiesforadsorptionofactivemetals(Ni,Mo)byPBdriedat120℃andγ-Al2O3calcinedat600℃wasstudiedindetail.TheresultssuggestedthattheabilityofthePBcarriertoadsorbmetalswashigherthanthatoftheγ-Al2O3carrier.Especially,theratioofchemicallyadsorbedmetalsonthePBsupportwasmuchhigherthanγ-alumina.ThechemicaladsorptionsitesonthePBcarrierwereprovedtobemuchmorethanthoseontheγ-Al2O3carrier.NiandMochemicaladsorptionsitesdifferedalotonthecarrierpossiblybecauseofthedifferenceinchemicaladsorptionsites.

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简介：SINOPECResearchInstituteofPetroleumProcessing(RIPP)hasdevelopedthedieselengineoilAPICJ-4,afterhavingpassedthe9enginetestsrequiredbytherelevantAPIspecificationstofillChina’sgapintheindependentdevelopmentofformulationsfordieselengineoilCJ-4,whichisasuccessfulattemptinbreakingtheforeigncompanies’technicalmonopolyonhigh-gradedieselengineoils.