Patents by Inventor Kenneth E. Casner, JR.

Kenneth E. Casner, JR. 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 testing apparatus and methods
    Patent number: 8513020
    Abstract: A system for sulfide stress cracking testing comprises an enclosed testing chamber including a fluid bath comprising a liquid saturated with hydrogen sulfide gas. In addition, the system comprises a test fixture disposed in the testing chamber and at least partially submerged in the fluid bath. The test fixture includes a housing having an internal chamber in fluid communication with the fluid bath and a test assembly disposed in the internal chamber. The test assembly comprises a first upper support and a second upper support, a first lower support and a second lower support, and a first platen engaging each of the upper supports and adapted to transfer an applied vertical load to the upper supports. Further, the system comprises a test specimen mounted in the test assembly between the upper supports and the lower supports.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: August 20, 2013
    Assignee: National Oilwell Varco, L.P.
    Inventors: Lucien Hehn, Kevin J. Wyble, Kenneth E. Casner, Jr., Kenneth E. Casner, Sr., Joseph Casner, George M. Waid
  • CORROSION TESTING APPARATUS AND METHODS
    Publication number: 20110136239
    Abstract: A system for sulfide stress cracking testing comprises an enclosed testing chamber including a fluid bath comprising a liquid saturated with hydrogen sulfide gas. In addition, the system comprises a test fixture disposed in the testing chamber and at least partially submerged in the fluid bath. The test fixture includes a housing having an internal chamber in fluid communication with the fluid bath and a test assembly disposed in the internal chamber. The test assembly comprises a first upper support and a second upper support, a first lower support and a second lower support, and a first platen engaging each of the upper supports and adapted to transfer an applied vertical load to the upper supports. Further, the system comprises a test specimen mounted in the test assembly between the upper supports and the lower supports.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 9, 2011
    Applicant: NATIONAL OILWELL VARCO, L.P.
    Inventors: Lucien Hehn, Kevin J. Wyble, Kenneth E. Casner, JR., Kenneth E. Casner, SR., Joseph Casner, George M. Waid