# US 2015/0144342 A1 · Downhole bypass tool

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- Number: US 2015/0144342 A1
- Document ID: US20150144342A1
- Status: Published application
- Kind: A1
- Application number: 14/553,719
- Filed: 2014-11-25
- Published: 2015-05-28
- Earliest claimed: 2013-11-26
- Assignees: Thru Tubing Solutions, Inc.
- Applicants: Thru Tubing Solutions, Inc.
- Inventors: Roger Schultz; Andy Ferguson
- Web page: https://patentgrep.com/patent/US20150144342A1

## CPC

- E21B 28/00: Vibration generating arrangements for boreholes or wells, e.g. for stimulating production ({for fishing for or freeing objects E21B31/005;} for transmitting measuring-signals E21B47/14; for geophysical measurements G01V1/02)
- E21B 21/103: {Down-hole by-pass valve arrangements, i.e. between the inside of the drill string and the annulus (valves specifically for maintaining circulation of drilling fluid while connecting or disconnecting tubular joints E21B21/019)}
- E21B 29/00: Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B 31/005: {using vibrating or oscillating means}
- E21B 34/12: operated by movement of casings or tubings
- E21B 34/142: {unsupported or free-falling elements, e.g. balls, plugs, darts or pistons}
- E21B 43/114: Perforators using direct fluid action {on the wall to be perforated}, e.g. abrasive jets
- E21B 2200/06: Sleeve valves
- E21B: EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS

## Abstract

The present disclosure is directed to a downhole bypass tool that includes an inlet for receiving fluid into a housing of the bypass tool. The bypass tool also includes a flow directing apparatus disposed in the housing for directing fluid to flow into an operational flow path of a vibratory tool. The vibratory tool is at least partially disposed within the hosing of the bypass tool. The flow directing apparatus operates selectively bypass the operational flow path of the vibratory tool such that the fluid bypasses the operational flow path of the vibratory tool and flows out of an outlet of the bypass tool.

## Claims

### Claim 1

A downhole tool, the tool comprising:
an inlet for receiving fluid into a housing of the downhole tool; and
a flow directing apparatus disposed in the housing for directing fluid to flow into an operational flow path of a vibratory tool at least partially disposed within the housing of the downhole tool to operate the vibratory tool and for selectively bypassing the operational flow path of the vibratory tool such that the fluid bypasses the operational flow path of the vibratory tool and flows out of an outlet of the tool.

### Claim 2 (depends on 1)

The tool of claim 1 wherein the flow directing apparatus comprises:
a body having a first passageway in fluid communication with the inlet and the operational flow path of the vibratory tool, a second passageway that diverts fluid away from the operational flow path of the vibratory tool, and a throughway that is in fluid communication with the first and second passageways; and
a sleeve having a passageway therein slidably disposed in at least a portion of the first passageway, the sleeve having a first and second position within the first passageway, the sleeve blocks the throughway and directs fluid to flow to the operational flow path of the vibratory tool in the first position and the sleeve blocks flow to the operational flow path of the vibratory tool and directs fluid to the second passageway via the throughway when in the second position.

### Claim 3 (depends on 2)

The tool of claim 2 wherein the sleeve further includes a seat for receiving a fluid blocking member to prevent fluid from flowing through the passageway of the sleeve and forces the sleeve from the first position to the second position.

### Claim 4 (depends on 2)

The tool of claim 2 wherein the second passageway is in fluid communication with the inlet of the downhole tool and with an annulus area between the vibratory tool and the housing of the downhole tool.

### Claim 5 (depends on 2)

The tool of claim 2 wherein the second passageway is in fluid communication with the inlet of the downhole tool and with a throughway disposed in a portion of the vibratory tool.

### Claim 6 (depends on 2)

The tool of claim 2 wherein the second passageway is comprised of multiple passageways.

### Claim 7 (depends on 2)

The tool of claim 2 wherein the throughway in the body is comprised of multiple throughways.

### Claim 8

A downhole tool, the tool comprising:
an inlet for receiving fluid into a housing of the downhole tool; and
a flow directing apparatus disposed in the housing, the flow directing apparatus having a first position and a second position, the flow directing apparatus in the first position directs fluid to flow into an operational flow path of a vibratory tool at least partially disposed within the housing of the downhole tool to operate the vibratory tool and the flow directing apparatus in the second position causes the fluid to bypass the operational flow path of the vibratory tool.

### Claim 9 (depends on 8)

The tool of claim 8 wherein the flow directing apparatus comprises:
a body rotatably disposed within the downhole tool, the downhole tool having a first passageway in fluid communication with the inlet and the operational flow path of the vibratory tool and a second passageway that diverts fluid away from the operational flow path of the vibratory tool;
a sleeve slidably and rotatably disposed in the first passageway of the body, the sleeve has a first position where fluid is permitted to pass through the passageway in the sleeve to pass to the operational flow path of the vibratory tool and a second position where fluid is blocked from the passing through the passageway and the fluid is diverted to the second passageway of the body.

### Claim 10 (depends on 9)

The tool of claim 9 wherein the flow directing apparatus further comprises:
a first and second depression area disposed on an outside portion of the sleeve, the first depression area extends a predetermined length of the sleeve and extends around the outside portion of the sleeve, the second depression area extending substantially longitudinal on the sleeve;
a first guiding element securely disposed within the body for engaging the first depression area of the sleeve and forcing the rotation of the body as the sleeve is forced downward in the body;
a second guiding element securely disposed in the housing for engaging the second depression area of the sleeve to prevent the rotation of the sleeve as it is forced downward toward the second position, the second guiding element having at least one port that prevents fluid from flowing into the second passageway in the body when the sleeve is in the first position and in alignment with the second passageway of the body when the sleeve is in the second position.

### Claim 11 (depends on 9)

The tool of claim 9 wherein the second passageway is in fluid communication with the inlet of the downhole tool and with an annulus area between the vibratory tool and the housing of the downhole tool.

### Claim 12 (depends on 9)

The tool of claim 9 wherein the second passageway is in fluid communication with the inlet of the downhole tool and with a throughway disposed in a portion of the vibratory tool.

### Claim 13 (depends on 9)

The tool of claim 9 wherein the sleeve further includes a seat for receiving a fluid blocking member to prevent fluid from flowing through the passageway of the sleeve and forces the sleeve from the first position to the second position.

### Claim 14 (depends on 10)

The tool of claim 10 wherein the first guiding member and the second guiding member each include at least one guiding pin extending inwardly to engage the first and second depression areas, respectively, disposed on the sleeve.

### Claim 15 (depends on 10)

The tool of claim 10 wherein the inlet includes a first and second chamber, the second chamber in fluid communication with the second guiding element and the sleeve, when positioned in the first position, prevents fluid communication between the first and second chamber.

### Claim 16 (depends on 8)

The tool of claim 8 wherein the flow directing apparatus comprises:
a body securely disposed within the downhole tool, the downhole tool having a first passageway in fluid communication with the inlet and the operational flow path of the vibratory tool and a second passageway that diverts fluid away from the operational flow path of the vibratory tool;
a sleeve slidably and rotatably disposed in the first passageway of the body, the sleeve has a first position where fluid is permitted to pass through the passageway in the sleeve to pass to the operational flow path of the vibratory tool and a second position where fluid is blocked from the passing through the passageway and the fluid is diverted to the second passageway of the body.

### Claim 17 (depends on 9)

The tool of claim 9 wherein the flow directing apparatus further comprises;
a first and second depression area disposed on an outside portion of the sleeve, the first depression area extends a predetermined length of the sleeve and extends around the outside portion of the sleeve, the second depression area extending substantially longitudinal on the sleeve;
a first guiding element securely disposed within the body for engaging the first depression area of the sleeve and forcing the rotation of the body as the sleeve is forced downward in the body;
a second guiding element rotatably disposed in the housing for engaging the second depression area of the sleeve to allow for rotation of the second guiding element as the sleeve is rotated as it is forced downward toward the second position, the second guiding element having at least one port that prevents fluid from flowing into the second passageway in the body when the sleeve is in the first position and in alignment with the second passageway of the body when the sleeve is in the second position.

### Claim 18

A method, the method comprising:
running a bottom hole assembly (BHA) into a well, the bottom hole assembly including a vibratory tool disposed above a perforator in the BHA;
pumping fluid to an operational flow path of the vibratory tool to operate the vibratory tool; and
pumping abrasive fluid through the operational flow path of the vibratory tool to the perforator to create perforations in the well.

### Claim 19 (depends on 18)

The method of claim 18 wherein the BHA further includes a bypass tool disposed above the vibratory tool wherein the fluid pumped to the operational flow path of the vibratory tool to operate the vibratory tool flows through the bypass tool.

### Claim 20 (depends on 19)

The method of claim 19 further comprising initiating the bypass tool to block the flow of fluid to the operational flow path of the vibratory tool and divert the flow of fluid to the perforator disposed below the vibratory tool.

### Claim 21 (depends on 20)

The method of claim 20 wherein the bypass tool comprises:
an inlet for receiving fluid into a housing of the downhole tool; and
a flow directing apparatus disposed in the housing for directing fluid to flow into an operational flow path of a vibratory tool at least partially disposed within the housing of the downhole tool to operate the vibratory tool and for selectively bypassing the operational flow path of the vibratory tool such that the fluid bypasses the operational flow path of the vibratory tool and flows out of an outlet of the tool.

### Claim 22 (depends on 21)

The method of claim 21 wherein the flow directing apparatus comprises:
a body having a first passageway in fluid communication with the inlet and the operational flow path of the vibratory tool, a second passageway that diverts fluid away from the operational flow path of the vibratory tool, and a throughway that is in fluid communication with the first and second passageways; and
a sleeve having a passageway therein slidably disposed in at least a portion of the first passageway, the sleeve having a first and second position within the first passageway, the sleeve blocks the throughway and directs fluid to flow to the operational flow path of the vibratory tool in the first position and the sleeve blocks flow to the operational flow path of the vibratory tool and directs fluid to the second passageway via the throughway when in the second position.

### Claim 23 (depends on 21)

The method of claim 21 wherein the flow directing apparatus comprises:
a body rotatably disposed within the downhole tool, the downhole tool having a first passageway in fluid communication with the inlet and the operational flow path of the vibratory tool and a second passageway that diverts fluid away from the operational flow path of the vibratory tool;
a sleeve slidably and rotatably disposed in the first passageway of the body, the sleeve has a first position where fluid is permitted to pass through the passageway in the sleeve to pass to the operational flow path of the vibratory tool and a second position where fluid is blocked from the passing through the passageway and the fluid is diverted to the second passageway of the body.

### Claim 24 (depends on 23)

The method of claim 23 wherein the flow directing apparatus further comprises;
a first and second depression area disposed on an outside portion of the sleeve, the first depression area extends a predetermined length of the sleeve and extends around the outside portion of the sleeve, the second depression area extending substantially longitudinal on the sleeve;
a first guiding element securely disposed within the body for engaging the first depression area of the sleeve and forcing the rotation of the body as the sleeve is forced downward in the body;
a second guiding element securely disposed in the housing for engaging the second depression area of the sleeve to prevent the rotation of the sleeve as it is forced downward toward the second position, the second guiding element having at least one port that prevents fluid from flowing into the second passageway in the body when the sleeve is in the first position and in alignment with the second passageway of the body when the sleeve is in the second position.

### Claim 25 (depends on 22)

The method of claim 22 wherein the flow directing apparatus comprises:
a body rotatably disposed within the downhole tool, the downhole tool having a first passageway in fluid communication with the inlet and the operational flow path of the vibratory tool and a second passageway that diverts fluid away from the operational flow path of the vibratory tool;
a sleeve slidably and rotatably disposed in the first passageway of the body, the sleeve has a first position where fluid is permitted to pass through the passageway in the sleeve to pass to the operational flow path of the vibratory tool and a second position where fluid is blocked from the passing through the passageway and the fluid is diverted to the second passageway of the body.

### Claim 26 (depends on 25)

The method of claim 25 wherein the flow directing apparatus further comprises;
a first and second depression area disposed on an outside portion of the sleeve, the first depression area extends a predetermined length of the sleeve and extends around the outside portion of the sleeve, the second depression area extending substantially longitudinal on the sleeve;
a first guiding element securely disposed within the body for engaging the first depression area of the sleeve and forcing the rotation of the body as the sleeve is forced downward in the body;
a second guiding element securely disposed in the housing for engaging the second depression area of the sleeve to prevent the rotation of the sleeve as it is forced downward toward the second position, the second guiding element having at least one port that prevents fluid from flowing into the second passageway in the body when the sleeve is in the first position and in alignment with the second passageway of the body when the sleeve is in the second position.

### Claim 27

A method, the method comprising:
running a bottom hole assembly (BHA) into a well, the bottom hole assembly including a vibratory tool disposed below a perforator in the BHA;
pumping fluid through the perforator to an operational flow path of the vibratory tool to operate the vibratory tool; and
prohibiting the flow of fluid through a bottom portion of the perforator and redirecting the flow of fluid to nozzles disposed in the perforator to perforate the well.

### Claim 28 (depends on 27)

The method of claim 27 wherein the fluid used to create the perforations is an abrasive fluid.

### Claim 29 (depends on 27)

The method of claim 27 further comprising bypassing the nozzles in the perforator and reestablishing the flow of fluid through the perforator and back to the operational flow path of the vibratory tool.
