# US 2019/0376371 A1 · Liner installation with inflatable packer

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- Number: US 2019/0376371 A1
- Document ID: US20190376371A1
- Status: Published application
- Kind: A1
- Application number: 16/001,688
- Filed: 2018-06-06
- Published: 2019-12-12
- Earliest claimed: 2018-06-06
- Assignees: Saudi Arabian Oil Company; Wireless Instrumentation Systems AS
- Applicants: Saudi Arabian Oil Company; Wireless Instrumentation Systems AS
- Inventors: Muhammad Arsalan; Henrik Wanvik Clayborough; Jarl André Fellinghaug
- Web page: https://patentgrep.com/patent/US20190376371A1

## CPC

- E21B 43/105: {Expanding tools specially adapted therefor}
- E21B 43/108: {Expandable screens or perforated liners}
- E21B 17/12: Devices for placing or drawing out wear protectors
- E21B 23/06: for setting packers
- E21B 33/127: with inflatable sleeve (E21B33/122, E21B33/124 take precedence)
- E21B: EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS

## Abstract

A system and methods of its use are described. The system includes a well tool configured to be positioned within a wellbore. The system includes a sleeve defining an inner volume. The sleeve is configured to secure at least a portion of the well tool within the inner volume while the well tool is positioned within the wellbore. The system includes a hollow member positioned within the inner volume and coupled to the well tool. The system includes a rod positioned within the inner volume and coupled to the sleeve. The rod passes through the hollow member to couple to the sleeve. The rod is configured to move the sleeve relative to the well tool in response to a pressure applied on the rod. The hollow member defines a seat configured to receive the rod to restrict movement of the sleeve relative to the well tool.

## Claims

### Claim 1

A method comprising:
positioning a well tool within a wellbore, wherein at least a portion of the well tool is secured within an inner volume defined by a sleeve while the well tool is positioned within the wellbore;
after positioning the well tool within the wellbore, moving the sleeve relative to the well tool to expose the previously secured portion of the well tool;
after moving the sleeve relative to the well tool, increasing an inner diameter of the well tool to at least an outer diameter of the sleeve; and
after increasing the inner diameter of the well tool, removing the sleeve from the wellbore through a region of the well tool defined by the increased inner diameter of the well tool.

### Claim 2 (depends on 1)

The method of claim 1, wherein the well tool comprises an inflatable packer, and increasing the inner diameter of the well tool comprises inflating the inflatable packer.

### Claim 3 (depends on 1)

The method of claim 1, wherein moving the sleeve relative to the well tool comprises applying a pressure on a rod coupled to the sleeve, the rod positioned within the inner volume defined by the sleeve, wherein the rod and the sleeve move together relative to the well tool in response to the applied pressure.

### Claim 4 (depends on 3)

The method of claim 3, wherein moving the sleeve relative to the well tool comprises moving the moving the sleeve relative to the well tool along a longitudinal axis of the well tool.

### Claim 5 (depends on 1)

The method of claim 1, wherein the well tool is coupled to a hollow member defining a seat, and the rod passes through the hollow member to couple to the sleeve.

### Claim 6 (depends on 5)

The method of claim 5, further comprising receiving the rod in the seat to cease movement of the sleeve.

### Claim 7 (depends on 1)

The method of claim 1, further comprising securing the deformable liner within the wellbore before removing the sleeve from the wellbore.

### Claim 8

A method comprising:
while a well tool is positioned within a wellbore, covering an outer radial surface of the well tool with a sleeve;
after the well tool is positioned within the wellbore, exposing the outer radial surface of the well tool by moving a rod coupled to the sleeve;
increasing an inner diameter of the well tool; and
removing the sleeve from the wellbore through a region of the well tool defined by the increased inner diameter of the well tool.

### Claim 9 (depends on 8)

The method of claim 8, wherein increasing the inner diameter of the well tool comprises increasing the inner diameter of the well tool to at least an outer diameter of the sleeve.

### Claim 10 (depends on 9)

The method of claim 9, wherein increasing the inner diameter of the well tool comprises inflating an inflatable packer of the well tool.

### Claim 11 (depends on 10)

The method of claim 10, wherein the well tool comprises a deformable liner defining the inner diameter of the well tool, and the inflatable packer is positioned within the deformable liner, such that inflating the inflatable packer causes the deformable liner to deform.

### Claim 12 (depends on 11)

The method of claim 11, wherein the inflatable packer is a first inflatable packer, and the well tool comprises a second inflatable packer positioned around the deformable liner.

### Claim 13 (depends on 12)

The method of claim 12, further comprising, after increasing the inner diameter of the well tool, securing the deformable liner within the wellbore using the second inflatable packer.

### Claim 14

A system comprising:
a well tool configured to be positioned within a wellbore;
a sleeve defining an inner volume, the sleeve configured to secure at least a portion of the well tool within the inner volume while the well tool is positioned within the wellbore;
a hollow member positioned within the inner volume and coupled to the well tool; and
a rod positioned within the inner volume and coupled to the sleeve, the rod passing through the hollow member to couple to the sleeve, the rod configured to move the sleeve relative to the well tool in response to a pressure applied on the rod,
wherein the hollow member defines a seat configured to receive the rod to restrict movement of the sleeve relative to the well tool.

### Claim 15 (depends on 14)

The system of claim 14, wherein the well tool comprises:
a deformable liner defining an inner diameter of the well tool; and
an inflatable packer positioned within the deformable liner, the inflatable packer configured to inflate to deform the deformable liner, thereby increasing the inner diameter of the well tool.

### Claim 16 (depends on 15)

The system of claim 15, wherein the inflatable packer is configured to inflate to increase the inner diameter of the well tool to at least an outer diameter of the sleeve.

### Claim 17 (depends on 16)

The system of claim 16, wherein a ratio of the inner diameter of the well tool after being increased to the inner diameter of the well tool before being increased is in a range of approximately 1.02 to approximately 3.

### Claim 18 (depends on 14)

The system of claim 14, wherein the inflatable packer is a first inflatable packer, and the well tool comprises a second inflatable packer positioned around the deformable liner.

### Claim 19 (depends on 18)

The system of claim 18, wherein the second inflatable packer is configured to secure the deformable liner, after the deformable liner is deformed by the first inflatable packer, within the wellbore.
