Patents by Inventor William George Coit

William George Coit 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).

  • Grouped exposed metal heaters
    Patent number: 8233782
    Abstract: A system for treating a hydrocarbon containing formation is described. The system includes two or more groups of elongated heaters. The group includes two or more heaters placed in two or more openings in the formation. The heaters in the group are electrically coupled below the surface of the formation. The openings include at least partially uncased wellbores in a hydrocarbon layer of the formation. The groups are electrically configured such that current flow through the formation between at least two groups is inhibited. The heaters are configured to provide heat to the formation.
    Type: Grant
    Filed: September 29, 2010
    Date of Patent: July 31, 2012
    Assignee: Shell Oil Company
    Inventors: Harold J. Vinegar, William George Coit, Peter Terry Griffin, Paul Taylor Hamilton, Chia-Fu Hsu, Stanley Leroy Mason, Allan James Samuel, Ronnie Wade Watkins
  • GROUPED EXPOSED METAL HEATERS
    Publication number: 20110170843
    Abstract: A system for treating a hydrocarbon containing formation is described. The system includes two or more groups of elongated heaters. The group includes two or more heaters placed in two or more openings in the formation. The heaters in the group are electrically coupled below the surface of the formation. The openings include at least partially uncased wellbores in a hydrocarbon layer of the formation. The groups are electrically configured such that current flow through the formation between at least two groups is inhibited. The heaters are configured to provide heat to the formation.
    Type: Application
    Filed: September 29, 2010
    Publication date: July 14, 2011
    Inventors: Harold J. Vinegar, William George Coit, Peter Terry Griffin, Paul Taylor Hamilton, Chia-Fu Hsu, Stanley Leroy Mason, Allan James Samuel, Ronnie Wade Watkins
  • Grouped exposed metal heaters
    Patent number: 7831134
    Abstract: A system for treating a hydrocarbon containing formation is described. The system includes two or more groups of elongated heaters. The group includes two or more heaters placed in two or more openings in the formation. The heaters in the group are electrically coupled below the surface of the formation. The openings include at least partially uncased wellbores in a hydrocarbon layer of the formation. The groups are electrically configured such that current flow through the formation between at least two groups is inhibited. The heaters are configured to provide heat to the formation.
    Type: Grant
    Filed: April 21, 2006
    Date of Patent: November 9, 2010
    Assignee: Shell Oil Company
    Inventors: Harold J. Vinegar, William George Coit, Peter Terry Griffin, Paul Taylor Hamilton, Chia-Fu Hsu, Stanley Leroy Mason, Allan James Samuel, Ronnie Wade Watkins