Patents by Inventor Alan J. Castille

Alan J. Castille 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).

  • Pipe cleaning machine
    Patent number: 6158074
    Abstract: An apparatus for cleaning the interior and exterior of a corroded pipe including a pipe shuttle for rotatable holding a pipe being cleaned, a stationary lance assembly for insertion into the interior of the pipe to scrape and clean the interior of the pipe, an external scraper for scraping the outer surface of the pipe, a wire brush assembly for cleaning the outer surface of the pipe, and a drive car for rotating the pipe and driving the rotating pipe onto the lance assembly and into contact with the external scraper and the wire brush assembly.
    Type: Grant
    Filed: March 15, 1999
    Date of Patent: December 12, 2000
    Inventor: Alan J. Castille
  • Pipe joint having pressure activated sealing means
    Patent number: 4577895
    Abstract: A joint for interconnecting a pair of pipes having two-step Hydril-type connection means disposed thereupon. A secondary sealing means is disposed on the pin member connection means within a thread groove which forms part of the seal housing along with pin and box member torque shoulders.
    Type: Grant
    Filed: January 23, 1984
    Date of Patent: March 25, 1986
    Assignee: Hub City Iron Works, Inc.
    Inventor: Alan J. Castille