Patents by Inventor Nebojsa Kostic

Nebojsa Kostic has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for fracturing a formation
    Patent number: 10513917
    Abstract: A method of fracturing a formation penetrated by a wellbore, the method includes fracturing the formation by increasing an annulus pressure in the wellbore above a fracture initiation pressure. The method also includes decreasing the annulus pressure below a fracture closure pressure, and re-fracturing the formation by increasing the annulus pressure in the wellbore above the fracture initiation pressure.
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: December 24, 2019
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Nebojsa Kostic, Eric Bivens, Loyd E. East, Jr., Ronald G. Dusterhoft
  • Method for Fracturing a Formation
    Publication number: 20180298740
    Abstract: A method of fracturing a formation penetrated by a wellbore, the method includes fracturing the formation by increasing an annulus pressure in the wellbore above a fracture initiation pressure. The method also includes decreasing the annulus pressure below a fracture closure pressure, and re-fracturing the formation by increasing the annulus pressure in the wellbore above the fracture initiation pressure.
    Type: Application
    Filed: November 12, 2015
    Publication date: October 18, 2018
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Nebojsa Kostic, Eric Bivens, Loyd E. East, JR., Ronald G. Dusterhoft