Patents by Inventor Mark B. Dockrell

Mark B. Dockrell 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).

  • Degassification elbow
    Patent number: 4971604
    Abstract: A degassification elbow comprises a flow conduit which has an inner wall, an outer wall, and a plurality of openings. Two of the openings are formed by the walls of the flow conduit and at least one of the openings is in the inner wall of the flow conduit and is disposed between two of the openings. A process for use in association with the degassification elbow is also disclosed.
    Type: Grant
    Filed: February 8, 1989
    Date of Patent: November 20, 1990
    Assignee: Fiberglas Canada Inc.
    Inventor: Mark B. Dockrell