Complex well geometries boost Orinoco heavy oil producing rates

Petrozuata CA is resorting to complex multilateral well completions for recovering heavy oil from its Venezuela contract area.It required the more-complex wells after finding a much more compartmentalized reservoir than initially expected. Click here to enlarge imageOriginal plans had called for developing its large 57,000-acre contract area (Fig. 1) with single horizontal laterals.Petrozuata, a strategic association between Conoco Inc. (50.1%) and Petroleos de Venezuela (PDVSA; 49.9%), is an integrated company comprised of upstream, downstream, pipeline, and marine operations.Orinoco heavy oilPetrozuata's heavy oil (8-10° API) project is in the Orinoco belt, a huge deposit of h...

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