	US 12,104,451 B2
	Actuatable obstruction member for control lines
Manan Ravindra Mehta, Singapore (SG); Kalvin Bai, Singapore (SG); Preetham Halasinahally Ningegowda, Singapore (SG); Huili Shen, Singapore (SG); Abhay Raghunath Bodake, Singapore (SG); Ratish Kadam, Singapore (SG); Mukesh Bhaskar Kshirsagar, Singapore (SG); Mohan Gunasekaran, Singapore (SG); Wee Kiang Jeremy Lau, Singapore (SG); Fangzhou Zhou, Singapore (SG); Zun Kai Chiam, Singapore (SG); and Mathusan Mahendran, Singapore (SG)
Assigned to HALLIBURTON ENERGY SERVICES, INC., Houston, TX (US)
Appl. No. 17/311,224
Filed by HALLIBURTON ENERGY SERVICES, INC., Houston, TX (US)
PCT Filed Jan. 7, 2019, PCT No. PCT/US2019/012540 § 371(c)(1), (2) Date Jun. 4, 2021, PCT Pub. No. WO2020/145938, PCT Pub. Date Jul. 16, 2020.
Prior Publication US 2022/0025732 A1, Jan. 27, 2022
Int. Cl. E21B 33/13 (2006.01); E21B 34/14 (2006.01)

CPC E21B 33/13 (2013.01) [E21B 34/14 (2013.01); E21B 2200/06 (2020.05)]

18 Claims

1. A method comprising:

retracting a retractable segment of a tubular control conduit disposed in a wellbore leaving an abandoned segment of the tubular control conduit, each of the retractable segment and the abandoned segment having an inner bore, and the abandoned segment comprises a chamber in fluidic communication with the inner bore and the chamber comprises a swellable material;

actuating an obstruction member comprising a swellable material by contacting the swellable material with an actuating fluid thereby swelling the swellable material, the obstruction member forming a seal and preventing a flow of fluid past the obstruction member out from the inner bore of the abandoned segment upon actuation;

introducing cement into the wellbore after retracting the retractable segment of the tubular control conduit to cover the abandoned segment of the tubular control conduit.