System and method for fracturing while drilling

Details System and method for fracturing while drilling System and method for fracturing while drilling

E - Fixed Constructions

21

B

E21B 43/26 (2006.01) E21B 7/00 (2006.01)

Patent

CA 2640150

A method of fracturing a formation while drilling a wellbore includes the steps of: providing a bottomhole assembly ("BHA") having a reamer positioned above a pilot hole assembly; connecting the BHA to a drill string; actuating the BHA to drill a first wellbore section with the reamer and to drill a pilot hole with the pilot hole assembly; hydraulically sealing the pilot hole from the first wellbore section; and fracturing the formation proximate the pilot hole.

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