Method and system for treating a subterraean formation using...

E - Fixed Constructions – 21 – B

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E21B 43/14 (2006.01) E21B 43/16 (2006.01) E21B 43/26 (2006.01)

Patent

CA 2659715

A method well treatment includes establishing fluid connectivity between a wellbore and at least one target zone for treatment within a subterranean formation, which is intersected by a wellbore. The method includes deploying coiled tubing into the wellbore and introducing a treatment composition into the wellbore. The method includes contacting a target zone within the subterranean formation with the treatment composition, introducing a diversion agent through the coiled tubing to an interval within a wellbore and repeating the introduction of the treatment, the contacting of the target zone and the introduction of the diversion agent for more than one target zone.

La présente invention concerne un traitement destiné à un puits qui consiste à établir une communication fluide entre un puits de forage et au moins une zone cible à traiter, située dans une formation souterraine, qui croise un puits de forage. Le procédé consiste à déployer un tube enroulé dans le puits de forage et introduire une composition de traitement dans le puits de forage. Le procédé consiste aussi à mettre en contact une zone cible, située dans la formation souterraine, avec la composition de traitement, introduire un agent de diversion par le tube enroulé dans un intervalle présent dans un puits de forage et répéter l'introduction du traitement, la mise en contact de la zone cible et l'introduction de l'agent de diversion pour plus d'une zone cible.

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