Patents by Inventor R. Stewart Young

R. Stewart Young 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).

  • Ballast tank elements for a double hull vessel
    Patent number: 5275118
    Abstract: A double hull vessel is disclosed having a novel type of ballast tank element. That ballast tank element has a half-breadth double-bottom ballast tank and a side ballast tank. The half-breadth double-bottom ballast tank has a tank access trunk that is located within the double-side of the hull. Preferably, that tank access trunk is at least one frame space wide. The side ballast tank is located within the double-hull, and is adjacent to the tank access trunk. Preferably, the ballast tank elements are used in pairs which are adjacent and opposite from each other. These pairs of ballast tank elements can be used in conjunction with double-hull ballast tank elements having no internal subdivisions.
    Type: Grant
    Filed: June 12, 1992
    Date of Patent: January 4, 1994
    Assignee: Chevron Research and Technology Company
    Inventors: Dennis Arnett, R. Stewart Young
  • Ballast tank elements for a double hull vessel
    Patent number: 5158031
    Abstract: A double hull vessel is disclosed having a novel type of ballast tank element. That ballast tank element has a half-breadth double-bottom ballast tank and a side ballast tank. The half-breadth double-bottom ballast tank has a tank access trunk that is located within the double-side hull. Preferably, that tank access trunk is at least one frame space wide. The side ballast tank is located within the double-hull, and is adjacent to the tank access trunk. Preferably, the ballast tank elements are used in pairs which are adjacent and opposite from each other. These pairs of ballast tank elements can be used in conjunction with double-hull ballast tank elements having no internal subdivisions.
    Type: Grant
    Filed: July 11, 1991
    Date of Patent: October 27, 1992
    Assignee: Chevron Research and Technology Co.
    Inventors: Dennis Arnett, R. Stewart Young