E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 7/00 (2006.01) E21B 7/20 (2006.01) E21B 21/12 (2006.01) E21B 36/04 (2006.01) E21B 43/08 (2006.01) E21B 43/24 (2006.01)
Patent
CA 2627390
An apparatus and method for drilling a well in a heavy oil or bitumen reservoir for in situ recovery of heavy oil and bitumen is provided. More particularly, an apparatus and method for drilling, completing and/or stimulating a heavy oil or bitumen well in a heavy oil or bitumen reservoir is provided, comprising: providing a concentric drill string having an inner tube and an outer tube defining an annulus therebetween, the outer tube further having a plurality of slots sealed with a temporary filler material; drilling a borehole into the reservoir using a drilling member connected at the lower end of the concentric drill string and delivering drilling medium through one of the annulus or inner tube and extracting the exhaust drilling medium through the other of the annulus or inner tube; leaving the concentric drill string in the well after drilling of the borehole is completed; and removing the temporary filler material to expose the plurality of slots in the outer tube and form a slotted liner.
Bennett Jones Llp
J. I. Livingstone Enterprises Ltd.
LandOfFree
Drilling, completing and stimulating a hydrocarbon... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Drilling, completing and stimulating a hydrocarbon..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Drilling, completing and stimulating a hydrocarbon... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1551954