Patent ID: 11913295
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  E | IPC C  E

Claim 0:
1. A drilling stabilizer for plugging a lost-circulation zone in a subsurface formation, the drilling stabilizer comprising
a stabilizer body comprising a top end, a bottom end, and an outer sidewall,
stabilizer blades spaced apart from each other and attached to and extending radially from the outer sidewall of the stabilizer body, each stabilizer blade comprising a stabilizer blade body having an inner chamber, a light source positioned within the inner chamber, and a window that is at least partially transparent, and
a pressure sensor located on the outer sidewall of the stabilizer body, wherein:
the window is positioned on the stabilizer blade body to allow light from the light source to radiate from the light source positioned within the inner chamber through the window;
the light source of each stabilizer blade is actuated to generate a light beam when a pressure signal is sent from the pressure sensor; and
the light source radiates the light beam through the window of each stabilizer blade when the light source of each stabilizer blade is actuated.