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US 2017/0247973 A1Published application
Systems and methods for an expandable packer
AssigneeSchlumberger Technology Corporation
InventorsPierre-Yves Corre, Rania El Fadil
Life of this patent
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Abstract
The present disclosure relates to a system that includes a downhole packer assembly that includes an outer skin having a first axial length and an inner packer having a second axial length greater than the first axial length. The inner packer is disposed within the outer skin such that inflation of the inner packer causes the outer skin to expand.
Claims15
A downhole packer assembly, comprising:
- an outer skin having a first axial length;
- and
- an inner packer having a second axial length greater than the first axial length, wherein the inner packer is disposed within the outer skin such that inflation of the inner packer causes the outer skin to expand.
A method, comprising:
- providing a packer assembly having an inner packer disposed within an outer skin, wherein a first axial length of the outer skin is less than a second axial length of the inner packer;
- positioning the packer assembly in a wellbore;
- and
- inflating the inner packer until the outer skin seals against walls of the wellbore.
1 more element
Dependencies are inferred from the claim text.