Expandable sleeve

Details Expandable sleeve Expandable sleeve

E - Fixed Constructions

21

B

E21B 43/08 (2006.01) E21B 29/00 (2006.01) E21B 43/10 (2006.01)

Patent

CA 2542990

An expandable sleeve for use in a well, comprises a tubular structure including an external sealing layer comprising a compliant material; an intermediate expandable tubular body made from a plastically deformable material; and an internal spring structure such as a helically wound spring; wherein the external sealing layer is disposed on the outer surface of the tubular body, and the internal spring structure is disposed inside the tubular body and acts so as to exert a radial force on the body when in an expanded state. Such a sleeve can be used to seal off perforations and in well completions using slotted liners or in drilling applications.

Affiliated with

Also associated with

Rating

Expandable sleeve does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Expandable sleeve, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Expandable sleeve will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1988116