HEAVY OIL RHEOLOGY MODIFIERS FOR FLOW IMPROVEMENT DURING PRODUCTION AND TRANSPORTATION OPERATIONS

The present invention generally relates to methods for enhancing production and transportation of heavy and extra-heavy crude oil and for reducing the growth of asphaltene flocculants or hindering their formation, the methods comprising contacting an oil-soluble composition that comprises polyethera...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Nguyen Duy T, Boyd Tyler D, Balsamo De Hernandez Vittoria, Bailey Joseph Paul, Ibagon John J
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES BLASTING CHEMISTRY DYES HEATING LIGHTING MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE MECHANICAL ENGINEERING METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PIPE-LINE SYSTEMS PIPE-LINES POLISHES STORING OF DISTRIBUTING GASES OR LIQUIDS WEAPONS
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Beschreibung
Zusammenfassung:	The present invention generally relates to methods for enhancing production and transportation of heavy and extra-heavy crude oil and for reducing the growth of asphaltene flocculants or hindering their formation, the methods comprising contacting an oil-soluble composition that comprises polyetheramines, tallow amines, tallow diamines, alkylphenol-formaldehyde resins, reaction products of alpha-olefin, maleic anhydride and pentaerythritol, or a combination thereof, with the heavy or extra-heavy crude oil.