Patent ID: 11867058
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Machine tools (Mechanical engineering)
Classification: CPC E  B | IPC B  E

Claim 0:
1. A drilling tool for drilling in a formation, the drilling tool comprising:
an optical fiber having a laser input end and a laser output end;
a laser source optically connected to the laser input end;
an activating agent conduit having an activating agent inlet and an activating agent outlet;
an activating agent source connected to the activating agent inlet that supplies an activating agent; and
a drill head, comprising:
a nozzle connected to the activating agent outlet that discharges the activating agent on an area of the formation, and
a laser head optically connected to the laser output end and arranged to lase at least a portion of the area of the formation having the activating agent,

wherein the activating agent comprises an activating material, the activating material comprising at least one of activated carbon, graphite, carbon black, carbon nanotubes, nanoparticles, paint, dye, molybdenum disulfide, a transition metal chalcogenide, or a metamaterial.