×

APPARATUS AND METHOD FOR KICK DETECTION USING ACOUSTIC SENSORS

  • US 20130341094A1
  • Filed: 06/22/2012
  • Published: 12/26/2013
  • Est. Priority Date: 06/22/2012
  • Status: Active Grant
First Claim
Patent Images

1. A method for kick detection, comprising:

  • distributing acoustic transducers along a drill string at longitudinal positions separated by at least one length of drill pipe;

    drilling a borehole with the drill string such that at least one of the acoustic transducers is always above a depth at which gas bubbles form in drilling fluid about the drill string;

    detecting whether gas bubbles are present in the drilling fluid via the acoustic transducers; and

    transmitting information derived from the detecting to the surface.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×