%0 Journal Article
%T catalyticbehaviorsofco-mn/tio<sub>2</sub>catalystsforfischer-tropschsynthesis
%A mostafa
%A feyzi
%A ali
%A amirzaei
%J 燃料化学学报
%P 1435-1443
%D 2012
%X ？the15%(co-mn)/tio2,(co/mn=1/6)catalystwaspreparedusingfusionprocedureandstudiedfortheconversionofsynthesisgastoc2~4olefins.theeffectsofcalcinationconditionsandoperationconditionssuchastheh2/comolarfeedratioatdifferenttemperatures,gashourlyspacevelocity(ghsv)andtotalreactionpressureonthecatalyticperformanceofcatalystwereinvestigated.thestabilityofthecatalystduring150hatoptimaloperationconditions(t=250℃h2/co=2/1,ghsv=1500h-1andp=0.3mpa)hasbeeninvestigated.itisfoundthatthiscatalystishighstableforproductionc2~4olefins.characterizationsofbothprecursorsandcalcinedcatalystsbypowderx-raydiffraction,scanningelectronmicroscopy(sem),brunauer-emmett-teller(bet)specificsurfaceareameasurementandthermalanalysismethodssuchasthermalgravimetricanalysis(tga)anddifferentialscanningcalorimetry(dsc)showthatthedifferentpreparationmethodinfluencesthecatalystprecursorstructureandmorphology.
%K fusionprocedure
%K calcinationconditions
%K operationconditions
%K characterization
%U http://rlhxxb.sxicc.ac.cn/CN/abstract/abstract18080.shtml