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US 2006/0076147 A1Published application
Methods and apparatus for manufacturing of expandable tubular
AssigneeWeatherford/Lamb, Inc.
InventorLev Ring
Life of this patent
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Abstract
A method for manufacturing the expandable tubular comprises forming a plurality of corrugated portions on the expandable tubular and separating adjacent corrugated portions by an uncorrugated portion. Thereafter, the expandable tubular is reformed to an uniform outer diameter. The expandable tubular may be used to complete a wellbore.
Claims35
A method for manufacturing an expandable tubular, comprising:
- forming a plurality of corrugated portions on the expandable tubular, and separating adjacent corrugated portions by an uncorrugated portion.
A method of completing a well, comprising:
- providing a unitary structure having a plurality of corrugated portions separated by an uncorrugated portion;
- selectively reforming the plurality of corrugated portions using fluid pressure;
- and
- expanding the uncorrugated portion using mechanical force.
1 more element
A method of completing a well, comprising:
- forming an expandable tubular, comprising:
- forming a first corrugated portion;
- and
- forming a second corrugated portion, wherein the first and second corrugated portions are separated by an uncorrugated portion;
- and
- reforming the first and second corrugated portions to a diameter greater than the uncorrugated portion.
3 more elements
An expandable tubular, comprising:
- a unitary structure having a plurality of corrugated portions, wherein adjacent corrugated portions are separated by an uncorrugated portion.
Dependencies are inferred from the claim text.