Patents Examined by Catherine Lokith
  • Degradable polymer and legume particulates for well treatment
    Patent number: 8973659
    Abstract: A method of treating a treatment zone in a well is provided, the method including the steps of: (A) forming a treatment fluid comprising: (i) a degradable polymer particulate; (ii) a legume particulate; and (iii) a continuous liquid phase; and (B) introducing the treatment fluid into the treatment zone of the well. The invention can be used, for example, for leak-off control or fluid diversion purposes.
    Type: Grant
    Filed: May 21, 2012
    Date of Patent: March 10, 2015
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Prasad Baburao Karadkar, Yogesh Kumar Choudhary, Vijaya Kumar Patnana