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Experimental Investigation of Asphaltenes Precipitation During Oil-Solvent Flow in Core SamplesNormal access

Authors: A.K. Stubos, N. Papadimitriou, G.E. Romanos, T.A. Steriotis, C. Chatzichristos and T. Aurdal
Event name: IOR 2005 - 13th European Symposium on Improved Oil Recovery
Session: Poster Session 3
Publication date: 25 April 2005
Organisations: EAGE
Language: English
Info: Extended abstract, PDF ( 275.77Kb )
Price: € 20

P23 EXPERIMENTAL INVESTIGATION OF ASPHALTENE PRECIPITATION DURING OIL- SOLVENT FLOW IN CORE SAMPLES Abstract 1 N.I. PAPADIMITRIOU 1 G.E. ROMANOS 1 A.K. STUBOS 1 TH.A. STERIOTIS 1 C. CHATZICHRISTOS 2 T. AURDAL 2 1 National Research Center Demokritos 15310 Aghia Paraskevi Greece 2 Institutt for Energiteknikk N-2027 Kjeller Norway Asphaltenes are polar organic substances with poly-aromatic structure and high molecular weight contained in crude oil in a colloidal phase. Under specific conditions they may aggregate and precipitate. When oil flows underground within porous rocks asphaltene precipitation can lead to pore plugging thus rendering oil production difficult or even impossible. The

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