|Application No.||Application Title||Issue Date|
|20090205840||EXPANDABLE DOWNHOLE ACTUATOR, METHOD OF MAKING AND METHOD OF ACTUATING|
Disclosed herein is a downhole actuator. The actuator includes, a discontinuous tubular being configured to restrict longitudinal expansion while longitudinally contracting in response to radial expansion....
|20080302541||Grooved Expandable Recess Shoe and Pipe for Deployment of Mechanical Positioning Devices|
A first, expandable casing member, in an unexpanded state, is provided with a lower axial end that has a radially expanded upset or recess shoe and a locating profile. The first casing member is run into a wellbore, expanded, and secured in place within the wellbore. A ...
|20080302543||Expandable packer system|
The expandable casing packing element systems for cased and open-hole wellbores include an expandable casing member having a sealing device comprising a sealing element disposed between at least two retainer rings. In one embodiment, both retainer rings have flat cross-...