Patents by Inventor Stephen Lance Wolfson

Stephen Lance Wolfson 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).

  • Corrosion protection of electrically heated pipe-in-pipe subsea pipeline
    Patent number: 6726831
    Abstract: Apparatus and method for providing corrosion protection of subsea pipe-in-pipe electrically heated pipeline are provided. The exterior surface of the outer pipe is coated with a thick protective coating in and near the splash zone and near the bulkhead of the heated line. A discharge electrode is placed over the thick protective covering or bare pipe is created near the thick protective covering. Methods are provided for determining the area needed in the discharge electrode or bare pipe.
    Type: Grant
    Filed: July 20, 2001
    Date of Patent: April 27, 2004
    Assignee: Shell Oil Company
    Inventors: Ronald Marshall Bass, Stephen Lance Wolfson
  • Corrosion protection of electrically heated pipe-in-pipe subsea pipeline
    Publication number: 20030015436
    Abstract: Apparatus and method for providing corrosion protection of subsea pipe-in-pipe electrically heated pipeline are provided. The exterior surface of the outer pipe is coated with a thick protective coating in and near the splash zone and near the bulkhead of the heated line. A discharge electrode is placed over the thick protective covering or bare pipe is created near the thick protective covering. Methods are provided for determining the area needed in the discharge electrode or bare pipe.
    Type: Application
    Filed: July 20, 2001
    Publication date: January 23, 2003
    Inventors: Ronald Marshall Bass, Stephen Lance Wolfson