Patents Assigned to BlueFire Equipment Corporation
  • Rotary drill bit
    Patent number: 8100201
    Abstract: A 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 and d) 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 and d) direct fluid to a respective one of the plurality of cutting elements to clean and cool the cutting elements.
    Type: Grant
    Filed: July 24, 2009
    Date of Patent: January 24, 2012
    Assignee: BlueFire Equipment Corporation
    Inventor: Anatoli Borissov