Patents by Inventor Trond Daatland

Trond Daatland 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).

  • Methods of detecting, preventing, and remediating lost circulation
    Patent number: 8401795
    Abstract: A method for planning a wellbore, the method including defining drilling data for drilling a segment of a planned wellbore and identifying a risk zone in the segment. Additionally, the method including determining an expected fluid loss for the risk zone and selecting a solution to reduce fluid loss in the risk zone. Furthermore, a method for treating drilling fluid loss at a drilling location, the method including calculating a drilling fluid loss rate at the drilling location, classifying the drilling fluid loss based on the drilling fluid loss rate, and selecting a solution based at least in part on the classifying.
    Type: Grant
    Filed: January 30, 2009
    Date of Patent: March 19, 2013
    Assignee: M-I L.L.C.
    Inventors: Nils Kaageson-Loe, Trond Daatland, Oystein Randeberg, Arne Asko, Frederick B. Growcock, Gabe Manescu, Mark Sanders
  • METHODS OF DETECTING, PREVENTING, AND REMEDIATING LOST CIRCULATION
    Publication number: 20090188718
    Abstract: A method for planning a wellbore, the method including defining drilling data for drilling a segment of a planned wellbore and identifying a risk zone in the segment. Additionally, the method including determining an expected fluid loss for the risk zone and selecting a solution to reduce fluid loss in the risk zone. Furthermore, a method for treating drilling fluid loss at a drilling location, the method including calculating a drilling fluid loss rate at the drilling location, classifying the drilling fluid loss based on the drilling fluid loss rate, and selecting a solution based at least in part on the classifying.
    Type: Application
    Filed: January 30, 2009
    Publication date: July 30, 2009
    Applicant: M-I L.L.C.
    Inventors: Nils Kaageson-Loe, Trond Daatland, Oystein Randeberg, Arne Asko, Frederick B. Growcock, Gabe Manescu, Mark Sanders