IP Library Granted Patent US 10,527,210
Granted Patent B2
US 10,527,210 · App. 14/783,747 · Granted Jan 7, 2020

Flexible pipe and method of manufacture of flexible pipe

Inventors: Fernando Bezerra Paulo (Rio de Janeiro, BR); Italo de Lemos Souza (Rio de Janeiro, BR); Valdeir Tinoco da Silva (Rio de Janeiro, BR)
Assignee: GE Oil & Gas UK Limited
F16L33/01B21C37/12E21B17/085F16L11/083Y10T29/4978Y10T29/49799
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Quick Facts
Patent No.
US 10,527,210
App. No.
14/783,747
Granted
Jan 7, 2020
Kind
B2
Abstract

A flexible pipe and method of producing a flexible pipe are disclosed. The method includes bending armour wires of a flexible pipe body about 10 to 50 degrees from a longitudinal axis of the pipe body using a temporary collar member; inserting a further collar member radially inwards of the bent armour wires such that a portion of the armour wires lay over the further collar member; and mating the flexible pipe body and further collar member with an end fitting body.

Claims (12)

1. A method of assembling a flexible pipe, comprising:

bending armour wires of a flexible pipe body about 10 to 50 degrees from a longitudinal axis of the pipe body using a temporary, first collar member;

inserting a second collar member radially inwards of the bent armour wires such that a portion of the armour wires lay over the second collar member;

mating the flexible pipe body and second collar member with an end fitting body; and

removing the temporary, first collar member after the armour wires have been secured over the second collar member.

2. A method as claimed in claim 1 wherein the second collar member has a curved cross section for bending the tensile armour wires over.

3. A method as claimed in claim 1 further comprising clamping the armour wires, at a location in the region of the end of the armour wires, to the second collar member.

4. A method as claimed in claim 1 further comprising inserting an insert between an outer shield layer and a radially inner layer of the flexible pipe body, and abutting the temporary, first collar member against the insert, prior to the bending step.

5. A method as claimed in claim 1 wherein the bending step comprises bending the armour wires about 10 to 40 degrees from the longitudinal axis of the pipe body.

6. A method as claimed in claim 5 wherein the bending step comprises bending the armour wires about 10 to 30 degrees from the longitudinal axis of the pipe body.

7. A method as claimed in claim 1 further comprising locating an outer jacket over the region of bent armour wires and securing an end of the jacket to the end fitting body and a further end of the jacket to an outer shield layer of the flexible pipe body.

8. A method as claimed in claim 1 wherein the armour wires are tensile armour wires.

Assignments (2)
CHANGE OF NAME Recorded Apr 7, 2022
From: GE OIL & GAS UK LIMITED
To: BAKER HUGHES ENERGY TECHNOLOGY UK LIMITED
Reel/Frame 059630/0444 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 25, 2017
From: PAULO, FERNANDO BEZERRA; SOUZA, ITALO DE LEMOS; DA SILVA, VALDEIR TINOCO
To: GE OIL & GAS UK LIMITED
Reel/Frame 043950/0632 →
Priority Claims (1)
GB 1306823.4 · Apr 15, 2013 · national
Continuity (1)
Related Publication 20160069494A1 · Mar 10, 2016
Cited By (1)
US 12,435,744