US 12,405,398 B2
Shielding port for nuclear logging tool with gamma ray source
Gerardo Conanan, Sugar Land, TX (US)
Assigned to SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US)
Filed by Schlumberger Technology Corporation, Sugar Land, TX (US)
Filed on Oct. 9, 2023, as Appl. No. 18/483,008.
Prior Publication US 2025/0116795 A1, Apr. 10, 2025
Int. Cl. G01V 5/12 (2006.01); E21B 47/017 (2012.01)
CPC G01V 5/12 (2013.01) [E21B 47/017 (2020.05)] 20 Claims
OG exemplary drawing
 
1. A system, comprising:
a shield of a nuclear logging tool, comprising:
a shielding insert configured to mount at least partially inside the nuclear logging tool between a gamma ray source of the nuclear logging tool and a gamma ray detector of the nuclear logging tool, wherein a first portion of the shielding insert is configured to mount in a collar of the nuclear logging tool and a second portion of the shielding insert is configured to mount in a chassis of the nuclear logging tool;
a chassis shielding block configured to mount in the chassis between the gamma ray source and the gamma ray detector; and
a shielding top plate configured to couple to the collar and at least partially retain the shielding insert in the collar.