Method for treating multiple wellbore intervals

Details Method for treating multiple wellbore intervals Method for treating multiple wellbore intervals

E - Fixed Constructions

21

B

E21B 43/116 (2006.01) E21B 33/124 (2006.01) E21B 34/06 (2006.01) E21B 43/11 (2006.01) E21B 43/16 (2006.01) E21B 43/26 (2006.01) E21B 43/27 (2006.01)

Patent

CA 2416040

A method for treating multiple intervals in a wellbore by perforating at least one interval (32, 33, or 34) then treating and isolating the perforated interval(s) (32, 33, or 34) without removing the perforating sleeve (101) from the wellbore during the treatment or isolation. The invention can be applied to hydraulic fracturing (222) with or without proppant materials as well as to chemical stimulation treatments.

Procédé pour traiter les intervalles multiples dans un trou de forage en perforant au moins un intervalle (32, 33 et 34) puis en traitant et en isolant les intervalles perforés (32, 33 et 34) sans retirer la gaine de perforation (101) du trou de forage pendant le traitement ou l'isolation. L'invention s'applique à la fracturation hydraulique (222) avec ou sans agents de soutènement ainsi qu'aux traitements de stimulation chimique.

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