Patents by Inventor Najmud Dowla

Najmud Dowla 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).

  • Identification of Casing Collars While Drilling and Post Drilling Using LWD and Wireline Measurements
    Publication number: 20160053608
    Abstract: Systems and methods identify and/or detect one or more features of a well casing by utilizing one or more downhole measurements obtainable by a downhole component. The one or more features of the well casing are identifiable and/or detectable from the one or more measurements associated with one or more properties of the one or more features of the well casing.
    Type: Application
    Filed: November 2, 2015
    Publication date: February 25, 2016
    Inventors: Najmud Dowla, John Rasmus, Abhijeet Nayan, Taesoo Kim, Richard J. Radtke, Michael Evans
  • Identification of casing collars while drilling and post drilling using LWD and wireline measurements
    Patent number: 9175559
    Abstract: Systems and methods identify and/or detect one or more features of a well casing by utilizing one or more downhole measurements obtainable by a downhole component. The one or more features of the well casing are identifiable and/or detectable from the one or more measurements associated with one or more properties of the one or more features of the well casing. The one or more measurements for indentifying and/or detecting a presence and/or a location of the one or more features of the well casing include sonic measurements, nuclear measurements, gamma ray measurements, photoelectric measurements, resistivity measurements and/or combinations thereof.
    Type: Grant
    Filed: October 2, 2009
    Date of Patent: November 3, 2015
    Assignee: Schlumberger Technology Corporation
    Inventors: Najmud Dowla, John C. Rasmus, Abhijeet Nayan, Taesoo Kim, Richard J. Radtke, Michael Evans
  • IDENTIFICATION OF CASING COLLARS WHILE DRILLING AND POST DRILLING USING LWD AND WIRELINE MEASUREMENTS
    Publication number: 20110290011
    Abstract: Systems and methods identify and/or detect one or more features of a well casing by utilizing one or more downhole measurements obtainable by a downhole component. The one or more features of the well casing are identifiable and/or detectable from the one or more measurements associated with one or more properties of the one or more features of the well casing. The one or more measurements for indentifying and/or detecting a presence and/or a location of the one or more features of the well casing include sonic measurements, nuclear measurements, gamma ray measurements, photoelectric measurements, resistivity measurements and/or combinations thereof.
    Type: Application
    Filed: October 2, 2009
    Publication date: December 1, 2011
    Inventors: Najmud Dowla, John C. Rasmus, Abhijeet Nayan, Taesoo Kim, Richard J. Radtke, Michael Evans