Patents by Inventor Lawrence P. Dunn

Lawrence P. Dunn 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).

  • Method of increasing the productivity of reversing plate mills
    Patent number: 4658363
    Abstract: A method of improving the productivity and yield of a reversing plate mill comprises installing coiler furnaces on the upstream and downstream sides of the mill. Thereafter, a supply of extra large slabs as well as a supply of pattern slabs for the mill are provided. The plate requirements for the next horizon period are analyzed and for each size plate, a decision is made (i) to process extra large size slabs, or (ii) to process pattern slabs, or (iii) a combination of both extra large and pattern slabs to supply the plate requirements. The slabs are then processed in accordance with the particular decision.
    Type: Grant
    Filed: November 21, 1984
    Date of Patent: April 14, 1987
    Assignee: Tippins Incorporated
    Inventors: George W. Tippins, Lawrence P. Dunn, Wayne G. Pottmeyer