Patents Represented by Attorney Karen Singh

Find this attorney in the Justia Lawyer Directory

  • Kick warning system using high frequency fluid mode in a borehole
    Patent number: 7334651
    Abstract: Techniques for detecting a kick in a borehole include acquiring a set of measurements with a sonic tool in the borehole; determining borehole mud slowness from the set of measurements; and comparing the mud slowness with a selected criterion, wherein the determining the mud slowness includes determining fluid mode slowness as a function of frequency for at least one fluid mode, and determining the mud slowness from the fluid mode slowness.
    Type: Grant
    Filed: July 21, 2004
    Date of Patent: February 26, 2008
    Assignee: Schlumberger Technology Corporation
    Inventor: Peter T. Wu