Patents by Inventor John S. Arnoldy

John S. Arnoldy 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).

  • System and method for reducing wear in drill pipe sections
    Publication number: 20070209839
    Abstract: A system and method is provided for protecting the exterior surface of drill pipe bodies from abrasion and wear during drilling operations alternatively using a hardbanded pipe collar inserted into a drill pipe body; a hardbanded pipe sleeve slid over a section of the drill pipe body; or a hardbanded circumferential built up section of the drill pipe body.
    Type: Application
    Filed: March 6, 2007
    Publication date: September 13, 2007
    Applicant: ATT Technology Trust, Ltd. d/b/a Arnco Technology Trust, Ltd.
    Inventor: John S. Arnoldy