# US 10,480,261 B2 · Enhanced radial support for wireline and slickline

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- Number: US 10,480,261 B2
- Document ID: US10480261B2
- Status: Granted
- Kind: B2
- Application number: 15/325,942
- Filed: 2014-08-15
- Published: 2017-05-11
- Granted: 2019-11-19
- Earliest claimed: 2014-08-15
- Assignees: Halliburton Energy Services, Inc.
- Applicants: Halliburton Energy Services, Inc.
- Inventors: Sean Gregory Thomas; Jack Gammill Clemens; Wei Zhang
- Web page: https://patentgrep.com/patent/US10480261B2

## CPC

- E21B 17/20: Flexible or articulated drilling pipes {, e.g. flexible or articulated rods, pipes or cables}
- E21B 17/00: Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; {Cables;} Casings; Tubings
- E21B 17/003: {with electrically conducting or insulating means (E21B17/028 and E21B17/023 take precedence)}
- E21B 19/00: Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B 47/12: Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- H01B 7/046: {attached to objects sunk in bore holes, e.g. well drilling means, well pumps}
- H01B 7/182: {comprising synthetic filaments}
- E21B: EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- H01B: CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES (selection for magnetic properties H01F1/00; waveguides H01P {; printed circuits H05K})

## Abstract

In accordance with embodiments of the present disclosure, a cable system for conveying well servicing equipment into a wellbore includes a core support structure extending longitudinally along an axis of the cable system. The core support structure comprises polymer reinforced with fibers, and the fibers are oriented substantially parallel to the axis of the cable system. The cable system also includes a mesh layer disposed around and bonded to the core support structure. The mesh layer includes metal wrapped around the core support structure. The cable system also includes a polymeric coating disposed around and bonded to the mesh layer. The mesh layer enables increased structural support of the cable system, particularly against forces in the radial direction relative to the axis of the cable system. In some applications, the mesh layer acts as a return conductive path for conductors embedded in the core support structure.

## Claims

### Claim 1

A cable system for conveying well servicing equipment into a wellbore, comprising:
a core support structure extending longitudinally along an axis of the cable system, wherein the core support structure comprises polymer reinforced with fibers, the fibers being oriented substantially parallel to the axis of the cable system;
a mesh layer disposed around the core support structure; and
a polymeric coating disposed around and bonded to the mesh layer;
and wherein the mesh layer comprises a metallic material wrapped around the core support structure, wherein the mesh layer is bonded directly to at least one of the polymer of the core support structure and fibers of the core support structure, wherein the mesh layer comprises an alloy resistant to corrosion and hydrogen sulfide (H2S).

### Claim 2 (depends on 1)

The cable system of claim 1, wherein the cable system does not comprise a central cable or conduct conductor disposed in the core support structure.

### Claim 3 (depends on 1)

The cable system of claim 1, further comprising a core disposed at least partially within the core support structure, the core including a fiber optic strand to enable communication from the well servicing equipment to another point along the cable system.

### Claim 4 (depends on 1)

The cable system of claim 1, further comprising a core disposed at least partially within the core support structure, the core including an electrically conductive cable to enable communication or power transmission from the well servicing equipment to another point along the cable system.

### Claim 5 (depends on 4)

The cable system of claim 4, wherein the core further comprises a single electrically conductive cable and wherein the mesh layer comprises a return conductive path for electrical power or signals transmitted via the single electrically conductive cable.

### Claim 6 (depends on 1)

The cable system of claim 1, wherein the mesh layer is at least partially wrapped around the core support structure in a plane orthogonal to the axis of the cable system.

### Claim 7 (depends on 1)

The cable system of claim 1, further comprising the metallic material wrapped around the core support structure in sheets, ribbons, or wires.

### Claim 8 (depends on 1)

The cable system of claim 1, further comprising the metallic material helically wrapped around the core support structure.

### Claim 9 (depends on 1)

The cable system of claim 1, further comprising the metallic material braided around the core support structure.

### Claim 10 (depends on 1)

The cable system of claim 1, wherein the core support structure comprises carbon fiber reinforced composite.

### Claim 11 (depends on 1)

The cable system of claim 1, wherein the polymeric coating comprises polyether ether ketone.

### Claim 12

A cable system for conveying well servicing equipment into a wellbore, comprising:
an interior cable extending along an axis of the cable system;
a core support member disposed around the interior cable, wherein the core support member comprises a composite material having fibers dispersed in a matrix, the fibers being substantially aligned with the axis of the cable system;
a metallic mesh layer disposed around the core support member; and
a polymeric coating disposed around and bonded to the metallic mesh layer;
and wherein at least a portion of the metallic mesh layer is wrapped around the core support member within a plane that is substantially orthogonal to the axis of the cable system, wherein the mesh layer is bonded directly to at least one of the polymer of the core support structure and fibers of the core support structure, wherein the mesh layer comprises an alloy resistant to corrosion and hydrogen sulfide (H2S).

### Claim 13 (depends on 12)

The cable system of claim 12, wherein the interior cable comprises a fiber optic cable of a slickline.

### Claim 14 (depends on 12)

The cable system of claim 12, wherein the interior cable comprises an electrical conductor of a wireline.

### Claim 15 (depends on 14)

The cable system of claim 14, wherein the metallic mesh layer comprises a return electrical path for the interior cable of the cable system.

### Claim 16

A method, comprising:
deploying a cable system into a wellbore, wherein the cable system comprises a core support structure extending longitudinally along an axis, the core support structure comprising polymer reinforced with fibers oriented substantially parallel to the axis, a metallic mesh layer disposed around and bonded to the core support structure, and a polymeric coating disposed around and bonded to the metallic mesh layer, wherein the mesh layer is bonded directly to at least one of the polymer of the core support structure and fibers of the core support structure, wherein the mesh layer comprises an alloy resistant to corrosion and hydrogen sulfide (H2S); and
moving well servicing equipment through the wellbore, the well servicing equipment being coupled to the cable system.

### Claim 17 (depends on 16)

The method of claim 16, further comprising communicating electrical signals via an electrical conductor disposed within the core support structure and the metallic mesh layer, the metallic mesh layer being electrically conductive.

### Claim 18 (depends on 16)

The method of claim 16, further comprising opposing tensile forces on the cable system in a direction of the axis via the fibers of the core support structure, and opposing compressive forces on the cable system in a radial direction relative to the axis via the metallic mesh layer.

### Claim 19 (depends on 16)

The method of claim 16, further comprising facilitating a gripping of the well servicing equipment onto the cable system via the metallic mesh layer.
