US 12,264,576 B2
Cooling wellbore logging tools
Mustafa A. Al-Huwaider, Dhahran (SA); Noureddine Benlakhdar, Dhahran (SA); and Shouxiang Mark Ma, Dhahran (SA)
Assigned to Saudi Arabian Oil Company, Dhahran (SA)
Filed by Saudi Arabian Oil Company, Dhahran (SA)
Filed on Feb. 13, 2023, as Appl. No. 18/168,153.
Prior Publication US 2024/0271520 A1, Aug. 15, 2024
Int. Cl. E21B 47/017 (2012.01); E21B 47/12 (2012.01); E21B 47/26 (2012.01)
CPC E21B 47/0175 (2020.05) [E21B 47/138 (2020.05); E21B 47/26 (2020.05)] 10 Claims
OG exemplary drawing
 
1. A coiled tubing assembly comprising:
a downhole logging tool; and
a coiled tubing pipe coupled to the downhole logging tool, the coiled tubing pipe configured to position the downhole logging tool in a wellbore, the coiled tubing pipe comprising:
a cooling fluid tube positioned within the coiled tubing pipe, the cooling fluid tube defining an internal void; and
a cooling fluid vent extending from the internal void of the coiled tubing pipe to an outer shell of the downhole logging tool, the downhole logging tool coupled to a downhole end of the cooling fluid tube, the cooling fluid tube configured to conduct a cooling fluid to past the downhole logging tool and exclusively out of the downhole logging tool into a wellbore annulus between the wellbore and the downhole logging tool.