Patent ID: 11867049
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Civil engineering (Other fields)
Classification: CPC E  G | IPC E

Claim 0:
1. An untethered downhole tool, comprising:
a first body, comprising:
a first housing that defines a first inner volume, and
a first magnetic anchor configured, in an active state, to attach the first body to a wellbore tubular;

a second body, comprising:
a second housing that defines a second inner volume, and
a second magnetic anchor configured, in an active state, to attach the second body to the wellbore tubular;

at least one logging sensor positioned in or on at least one of the first or second housings;
a motor attached to one of the first or second bodies and coupled to a spooler, the motor configured, when activated, to operate the spooler to spool or unspool a cable coupled to the spooler and attached to the other of the first or second bodies; and
at least one controller positioned in at least one of the first or second housings and communicably coupled to the motor and the first and second magnetic anchors, the controller configured to perform operations comprising:
adjusting one of the first or second magnetic anchors from the active state to an inactive state to detach the respective first or second body from the wellbore tubular; and
activating the motor to operate the spooler to spool the cable from the spooler to increase a length of a portion of the cable between the spooler and the detached first or second body.