Asphaltenes - problematic but rich in potential

  • Kamran Akbarzadeh*
  • , Ahmed Hammami
  • , Abdel Kharrat
  • , Dan Zhang
  • , Stephan Allenson
  • , Jefferson Creek
  • , Shah Kabir
  • , A. Jamaluddin
  • , Alan G. Marshall
  • , Ryan P. Rodgers
  • , Oliver C. Mullins
  • , Trond Solbakken
  • *Corresponding author for this work

Research output: Contribution to journalReview articlepeer-review

373 Scopus citations

Abstract

Asphaltenes are best known for clogging wells. flowlines, surface facilities and subsurface formations in the oil fields. Changes in pressure, temperature, composition and shear rate may cause asphaltene precipitation and deposition. These changes may be induced by a variety of processes, including primary depletion, injection of natural gas or carbon dioxide, acidizing treatments and commingled production of incompatible fluids. Asphaltene content is an important factor in determining the processing and refining paths of a crude oil, a convenient laboratory method has been developed to quantify the asphaltene fraction. This technique separates dead oil, or oil that has lost its gaseous components, into saturates, aromatics, resins, and asphaltenes (SARA) depending on their solubility and polarity.

Original languageEnglish
Pages (from-to)22-43
Number of pages22
JournalOilfield Review
Volume19
Issue number2
StatePublished - Jun 2007

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Geotechnical Engineering and Engineering Geology
  • Mechanical Engineering

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