Patent ID: 11859457
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 22:
23. A wellbore whipstock tool assembly, comprising:
a body that comprises:
an uphole axial surface that is slanted from one portion of an edge of the uphole axial surface to another portion of the edge of the uphole axial surface,
a downhole axial surface opposite the uphole axial surface, and
a radial surface between the uphole axial surface and the downhole axial surface;

one or more keys formed on the radial surface and configured to secure into one or more keyholes formed in a casing of a wellbore;
a bore that extends between an opening in the uphole axial surface and an opening in the downhole axial surface, the bore sized to receive a bottom hole assembly of an intervention tool; and
an adjustable entry tool configured to adjust between a closed position to pass into the bore and prevent passage of an intervention tool through the bore, and an open position, based on a signal from the terranean surface, to allow passage of the intervention tool through the bore while the entry tool is positioned in the bore.