Patents by Inventor Eileen Joy

Eileen Joy 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).

  • Elimination of alum yellowing of aspen thermomechanical pulp through pulp washing
    Publication number: 20060151134
    Abstract: This invention relates to an improved process for manufacturing bleached thermomechanical aspen pulp having reduced yellow after treatment with aluminum based chemicals such as alum which are used in paper making processes. In this improved process the pulp is washed prior to, after or between the bleaching stages or a combination of the foregoing.
    Type: Application
    Filed: January 12, 2006
    Publication date: July 13, 2006
    Inventors: Robin Kilgannon, Robert Kane, Eileen Joy, Anik Dewan
  • Method of diagnosing and controlling a grinding mill for paper and the like
    Patent number: 6955309
    Abstract: This invention relates to a method of diagnosing or controlling a grinding mill for paper pulp, wood chips, or other fibrous materials, by measuring the incremental change in power related to an incremental change in the gap, and using the ratio of the two differences, together with the measure of applied power, as the diagnostic or control parameter.
    Type: Grant
    Filed: March 12, 2002
    Date of Patent: October 18, 2005
    Assignee: Norwalk Industrial Components, LLC
    Inventors: John B. Matthew, Eileen Joy, David Robinson
  • Method of diagnosing and controlling a grinding mill for paper and the like
    Publication number: 20040112997
    Abstract: This invention relates to a method of diagnosing or controlling a grinding mill for paper pulp, wood chips, or other fibrous materials, by measuring the incremental change in power related to an incremental change in the gap, and using the ratio of the two differences, together with the measure of applied power, as the diagnostic or control parameter.
    Type: Application
    Filed: September 10, 2003
    Publication date: June 17, 2004
    Inventors: John B. Matthew, Eileen Joy, David Robinson