Asphaltenes - Chemical Transformation During Hydroprocessing of Heavy Oils

Zusatztext ...(the authors) have impressive credentials in the field! have co-authored this much-needed volume on an impurity found in upgrading crude oil and the science and practice necessary for its refinement.-Book News! June 2010 Informationen zum Autor Jorge Ancheyta is an R&D Project Leader in the Mexican Institute of Petroleum and a professor in the School of Chemical Engineering and Extractive Industries at the National Polytechnic Institute in Mexico City! Mexico.Fernando Trejo is a researcher in the Center of Research in Applied Science and Advanced Technology at the National Polytechnic Institute in Mexico City! Mexico.Mohan Singh Rana works at the Kuwait Institute for Scientific Research in Ahmadi! Kuwait. Klappentext During the upgrading of heavy petroleum! asphaltene is the most problematic impurity since it is the main cause of catalyst deactivation and sediments formation. This text highlights the various changes that these heavy and complex molecules undergo during catalytic hydroprocessing. Zusammenfassung During the upgrading of heavy petroleum! asphaltene is the most problematic impurity since it is the main cause of catalyst deactivation and sediments formation. This text highlights the various changes that these heavy and complex molecules undergo during catalytic hydroprocessing. Inhaltsverzeichnis Definition and Structure of AsphaltenesIntroductionVariables Affecting the Asphaltenes Precipitation Reversibility of Asphaltenes PrecipitationElemental Composition of AsphaltenesAsphaltenes DensityCharacterization of AsphaltenesRole of Resins in Stabilizing AsphaltenesHydroprocessing of Heavy OilsIntroductionComposition of Heavy Petroleum FeedsUpgrading of Heavy OilsComponents of Hydroprocessing CatalystEffect of Catalyst Properties on Hydroprocessing ActivitiesCatalyst Life (Catalyst Stability)Changes in Asphaltenes during HydrotreatingIntroductionAsphaltenes Characterization after HydrotreatingInfluence of Reaction Conditions on Asphaltene StructureCatalyst Deactivation due to AsphaltenesIntroductionOrigin of Coke! Mechanism of Its Formation! and PropertiesThe Role of the Asphaltenes in Coke FormationCatalyst Deactivation in Fixed-Bed ReactorsInfluence of Coke and Metals Deposition on Catalyst Deactivation during HydroprocessingCharacterization of Spent CatalystsEffect of Reaction Conditions on Catalyst DeactivationCatalyst Formulation and Its Effect on Asphaltenes ConversionAlternatives Approaches for Preventing Coke DepositionRegeneration and Rejuvenation of Spent CatalystSediments FormationIntroductionSediments Analysis or Sediment TestsPossible Reaction Mechanism and Compatibilities between the ComponentsRole of Catalyst and Feed on Sediments FormationEffect of Hydroprocessing Reaction Conditions on Sediment FormationPresumptions and Remedies for Sediment FormationHydrocracking and Kinetics of AsphaltenesIntroductionEffect of Reaction Conditions on Asphaltene HydrocrackingReaction Pathways of Asphaltene HydrocrackingKinetic Modeling of Asphaltenes HydrocrackingFractionation of Heavy Crudes and AsphaltenesIntroductionDistillation and Separation of Crude Oil Fractionation of Asphaltenes by Different TechniquesStructure and Composition of Crude and Asphaltenes afterFractionationConcluding Remarks and References appear at the end of each chapter. ...

Product details

• Authors: Jorge Ancheyta, Jorge Trejo Ancheyta, Ancheyta Jorge, Mohan Singh Rana, Rana Mohan Singh, Fernando Trejo, Trejo Fernando
• Publisher: Taylor & Francis Ltd.
• Languages: English
• Product format: Paperback / Softback
• Released: 29.11.2017
• EAN: 9781138198951
• ISBN: 978-1-138-19895-1
• No. of pages: 461
• Series: Chemical Industries
• Subjects: Natural sciences, medicine, IT, technology > Technology > Chemical engineering; SCIENCE / Chemistry / Industrial & Technical, TECHNOLOGY & ENGINEERING / Power Resources / Fossil Fuels, Chemical Engineering, Petroleum technology, Industrial chemistry and chemical engineering