# US 2017/0284172 A1 · Compact Distributed Subsea Distribution of Hydraulic Power and Chemical Injection

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- Number: US 2017/0284172 A1
- Document ID: US20170284172A1
- Status: Published application
- Kind: A1
- Application number: 15/474,926
- Filed: 2017-03-30
- Published: 2017-10-05
- Earliest claimed: 2016-03-30
- Assignees: Oceaneering International, Inc.
- Applicants: Oceaneering International, Inc.
- Inventors: Earl Schultz; Benjamin Primm; Matthew Smith
- Web page: https://patentgrep.com/patent/US20170284172A1

## CPC

- E21B 34/00: Valve arrangements for boreholes or wells
- E21B 41/04: Manipulators for underwater operations, e.g. temporarily connected to well heads
- E21B: EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS

## Abstract

A subsea fluid distributor comprises a support framework configured to be removably mounted to and hydraulically connected to a subsea structure intermediate the subsea structure and an incoming flying lead terminator of an incoming flying lead; a plate attached to an upper section of the support framework; a fixed bucket attached to the support framework; a valve attached to the support framework; a lower framework attached to a lower portion of the support framework; a first hydraulic tube attached to the lower framework and in fluid communication with the valve; a flying lead junction plate support framework attached to the lower portion of the support framework; a second hydraulic tube disposed at least partially within flying lead junction plate support framework and in fluid communication with various subsea equipment; a first remotely operated vehicle (ROV) torque bucket (62) attached to an upper portion of the flying lead junction plate support framework; a second ROV torque bucket (22) attached to the upper of the support framework; and a predetermined set of signal connectors attached to the upper of the support framework and operatively connected to the valve to aid in controlling the operation of the valve.

## Claims

### Claim 1

A subsea fluid distributor, comprising:
a. a support framework configured to be removably mounted to a subsea structure intermediate the subsea structure and an incoming flying lead terminator of an incoming flying lead;
b. a plate attached to an upper section of the support framework;
c. a fixed bucket attached to the support framework;
d. a valve attached to the support framework;
e. a lower framework attached to a lower portion of the support framework;
f. a first hydraulic tube attached to the lower framework, the first hydraulic tube in fluid communication with the valve;
g. a flying lead junction plate support framework attached to the lower portion of the support framework;
h. a second hydraulic tube disposed at least partially within flying lead junction plate support framework, the second hydraulic tube in fluid communication with a predetermined subsea equipment;
i. a first remotely operated vehicle (ROV) torque bucket attached to an upper portion of the flying lead junction plate support framework;
j. a second ROV torque bucket attached to the upper of the support framework; and
k. a predetermined set of signal connectors attached to the upper of the support framework.

### Claim 2 (depends on 1)

The subsea fluid distributor of claim 1, wherein the hydraulic tube comprises a plurality of hydraulic tubes.

### Claim 3 (depends on 1)

The subsea fluid distributor of claim 1, wherein the second hydraulic tube comprises a plurality of second hydraulic tubes.

### Claim 4 (depends on 1)

The subsea fluid distributor of claim 1, further comprising a flotation attachment junction attached to the upper of the support framework.

### Claim 5 (depends on 1)

The subsea fluid distributor of claim 1, wherein the valve comprises a chemical injection metering valve or a chemical throttle valve.

### Claim 6 (depends on 1)

The distribution structure of claim 1, wherein the fluid distributor further comprises:
a. an incoming receptor; and
b. an outgoing channel distributor in fluid communication with the incoming receptor

### Claim 7 (depends on 6)

The subsea fluid distributor of claim 6, wherein the incoming receptor comprises a hydraulic incoming receptor or a chemical incoming receptor.

### Claim 8 (depends on 1)

The subsea fluid distributor of claim 1, wherein the plate comprises a removable multi-quick connector (MQC) plate.

### Claim 9

A method of subsea fluid distribution for a subsea fluid distributor comprising a support framework configured to be removably mounted to a subsea structure intermediate the subsea structure and an incoming flying lead terminator of an incoming flying lead; a plate attached to an upper section of the support framework; a fixed bucket attached to the support framework; a valve attached to the support framework; a lower framework attached to a lower portion of the support framework; a first hydraulic tube attached to the lower framework, the first hydraulic tube in fluid communication with the valve; a flying lead junction plate support framework attached to the lower portion of the support framework; a second hydraulic tube disposed at least partially within flying lead junction plate support framework, the second hydraulic tube in fluid communication with a predetermined subsea equipment; a first remotely operated vehicle (ROV) torque bucket attached to an upper portion of the flying lead junction plate support framework; a second ROV torque bucket attached to the upper of the support framework; and a predetermined set of signal connectors attached to the upper of the support framework, the method comprising:
a. disposing the support framework intermediate a subsea structure and an incoming flying lead terminator of an incoming flying lead;
b. connecting an incoming flying lead to the incoming flying lead connector;
c. connecting an outgoing flying lead to the outgoing flying lead connector; and
d. providing a predetermined fluid through the distributor from the incoming flying lead to the outgoing flying lead.

### Claim 10 (depends on 9)

The method of subsea fluid distribution for a subsea fluid distributor of claim 9, further comprising daisy-chaining an outgoing flying lead from a first subsea fluid distributor to an incoming flying lead of a second subsea fluid distributor.

### Claim 11 (depends on 9)

The method of subsea fluid distribution for a subsea fluid distributor of claim 9, further comprising:
a. supplying the subsea fluid distributor with an integral chemical valve; and
b. passing a chemical through the integral chemical valve to perform a predetermined function.

### Claim 12 (depends on 11)

The method of subsea fluid distribution for a subsea fluid distributor of claim 11, further comprising using the integral chemical valve to supply fluid to a subsea equipment that does not have a chemical valve pre-installed on that subsea equipment.
