Patents by Inventor Douglas T. Carr

Douglas T. Carr 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).

  • Patent number: 7263465
    Abstract: A method for reducing the consequences and risks of failure in a hydrocarbon pipeline system includes identifying specific segments of pipelines the leakage of which could have an adverse impact on environment or safety, particularly in areas of high consequence, developing a baseline assessment plan for such segments by analyzing information including age, corrosion, and types of seams and joints and then establishing preventive and migitative measures including, where necessary, positioning emergency flow restricting devices in one or more pipeline segments.
    Type: Grant
    Filed: December 10, 2004
    Date of Patent: August 28, 2007
    Assignee: Marathon Ashland Petroleum LLC
    Inventors: Richard D. Turley, Debra S. Feigert, Donald J. Stechschulte, J. Charles Jones, Dennis C. Johnston, Dennis C. Hucke, George L. Guinn, Bryan P. Melan, Thomas A. Jones, Nina M. Schmits, Douglas T. Carr, Raymond W. Price, Steven T. Ross, Andrew W. Kendrick, David E. Siebold