ADVANCED INSULATION AND JACKETING FOR DOWNHOLE POWER AND MOTOR LEAD CABLES

Title:

ADVANCED INSULATION AND JACKETING FOR DOWNHOLE POWER AND MOTOR LEAD CABLES

Document Type and Number:

WIPO Patent Application WO/2022/103984

Kind Code:

A3

Abstract:

An electric submersible pumping system includes a motor, a pump driven by the motor, and a cable that provides electrical power to the motor. The cable includes a conductor and an insulator surrounding the conductor. The insulator includes a first layer surrounding the conductor and a second layer surrounding the first layer. The insulator may include an H2S scavenger and an H2S reactant in the first or second layers surrounding the conductor. The cable optionally includes a sub-insulator layer that includes a metal or nitride coating applied directly to the conductor.

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Inventors:

TRIPATHY AMIYA (US)
MATUSZAK DENNIS (US)
LIVINGSTON DAVID (US)
GUNTER SHAWN (US)

Application Number:

PCT/US2021/059015

Publication Date:

June 09, 2022

Filing Date:

November 11, 2021

Export Citation:

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Assignee:

BAKER HUGHES OILFIELD OPERATIONS LLC (US)

International Classes:

E21B43/12; H02K5/132; F04D13/10; H01B7/04

Domestic Patent References:

WO2016080956A1

2016-05-26

Foreign References:

US20190228879A1	2019-07-25
US20140127053A1	2014-05-08
US4343660A	1982-08-10
US3663742A	1972-05-16
EP0930622A1	1999-07-21
US20180374613A1	2018-12-27

Attorney, Agent or Firm:

SULLIVAN, David (US)

Download PDF:

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