Hydroprocessing: Hydrotreating& Hydrocracking
Hydroprocessing: Hydrotreating& HydrocrackingChapters 7 & 9Updated: July 12, 2018Copyright 2017 John Jechura NaphthaCrudeOilDesalterAtmospheric DistillationVacuum DistillationGas Separation & StabilizerSolvent DeasphaltingCokingVisbreakingFluidized Catalytic CrackingHydro-crackingNaphthaReformingIs om-erizationSat Gas PlantPolymer-izationAlkylationNaphthaHyd ro-treatingTreating & BlendingCokeFuel GasLPGAviation GasolineAutomotive GasolineSolventsJet FuelsKeroseneSolventsHeating OilsDieselResidualFuel OilsLubricantGreasesWaxesAsphaltsHeavyNa phthaKeroseneDistillateAGOLVGOHVGOVacuum ResiduumCatDistillatesGas Oil
•Downflowfixed bed –temperature to control final sulfur content •First bed may guard bed for nickel & vanadium o Cheaper catalysts o Most removal of hetereoatoms in subsequent beds Selective catalysts for sulfur removal without olefin saturation •Maintaining high …
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