Patent ID: 11873693
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 8:
9. A system comprising:
a well tree comprising a valve to be cut; and
a well tree tool within the well tree, the well tree tool comprising:
a main body having a diameter small enough to be inserted into the well tree;
a laser emitter attached to the main body, the laser emitter arranged to emit a laser beam, of sufficient power to cut through a metal valve, in a downhole direction, the laser emitter being retractable into the main body;
a magnet on a downhole end of the tool, the magnet arranged to retain a sliced portion of metal valve cut by the laser beam;
retractable anchors attached to the main body, the retractable anchors being substantially flush with an outer surface of the main body when in a retracted position, the retractable anchors extending from the main body to intersect with an inner wall of a well tree when in an extended position, the retractable anchors retaining the main body in a set position when in the extended position;
centralizers attached to and extending from the main body, the centralizers centering the main body towards a center axis of the well tree; and
a retractable camera arranged to observe a cutting surface, the camera being retractable into the main body.