US 12,242,124 B2
Mechanically responsive fiber optic thread assembly
Joseph Varkey, Richmond, TX (US); David Kim, Katy, TX (US); Maria Grisanti, Missouri City, TX (US); Tam Tran, Sugar Land, TX (US); and Burcu Unal Altintas, Richmond, TX (US)
Assigned to SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US)
Appl. No. 17/621,144
Filed by Schlumberger Technology Corporation, Sugar Land, TX (US)
PCT Filed Jun. 29, 2020, PCT No. PCT/US2020/040123
§ 371(c)(1), (2) Date Dec. 20, 2021,
PCT Pub. No. WO2020/264498, PCT Pub. Date Dec. 30, 2020.
Claims priority of provisional application 62/868,139, filed on Jun. 28, 2019.
Prior Publication US 2022/0349262 A1, Nov. 3, 2022
Int. Cl. E21B 17/00 (2006.01); E21B 47/12 (2012.01); G01B 11/16 (2006.01); G02B 6/44 (2006.01)
CPC G02B 6/4415 (2013.01) [E21B 17/003 (2013.01); E21B 47/12 (2013.01); G01B 11/16 (2013.01); G02B 6/443 (2013.01); G02B 6/4433 (2013.01); G02B 6/4435 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A mechanically responsive fiber optic thread assembly for incorporation into a cable for use in a well, the fiber optic thread assembly comprising:
fiber optic threading; and
a plurality of tubulars about the fiber optic threading, wherein an innermost tubular of the plurality of tubulars is a metal tubular, wherein a cumulative air gap between the fiber optic threading and the metal tubular is between 0.002 inches and 0.004 inches, wherein the metal tubular comprises a conductor, the conductor comprising multiple uniform semicircular conductors to form the metal tubular.