Patents Assigned to Cool Edge Bits
  • Hydrojets rotary drill bit
    Patent number: 11988046
    Abstract: A hydrojet rotary drill bit (10) is provided for drilling a hole in a subsurface formation. The bit body (12) includes a plurality of axially extending ribs (16a, b, c, d, e, and f) and a flow channel between adjacent ribs. A plurality of cutting elements are fixedly mounting on a respective one of the plurality of ribs. A plurality of flow nozzles (20a, b, c, d, e, and f) made on respective one of the plurality of ribs to direct fluid (mud) to a respective one of the plurality of cutting elements to clean and cool the cutting elements.
    Type: Grant
    Filed: October 22, 2023
    Date of Patent: May 21, 2024
    Assignee: Cool Edge Bits
    Inventor: Anatoli Alimpievich Borissov