×

Bit based formation evaluation using a gamma ray sensor

  • US 8,210,280 B2
  • Filed: 10/13/2008
  • Issued: 07/03/2012
  • Est. Priority Date: 10/13/2008
  • Status: Active Grant
First Claim
Patent Images

1. A drill bit, comprising:

  • a bit body including a cone having a cutter and a shank having a neck section; and

    a gamma ray sensor that is one of embedded in the cone and within a shank of the bit body outside the neck section, the gamma ray sensor configured to detect naturally occurring gamma rays from a formation being drilled.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×