Patents by Inventor Jeffrey N. Champine

Jeffrey N. Champine 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 and composition for preventing pitch deposits in paper mills using resinous mechanical pulps
    Patent number: 6369010
    Abstract: The present invention is a method and composition for preventing the deposition of contaminants from resinous pulp and/or recycled pulp in the press section of a pulp and paper process. The composition of the invention includes a cleaning solvent comprising a blend of aromatic hydrocarbons containing between nine and eleven carbon atoms and a surfactant comprising an alcohol ethoxylate. The composition of the invention can be applied to the felts in the press felt section of a pulp and paper process to break down and loosen deposited contaminants and the contaminants can be removed thereby preventing the need for batch cleaning and downtime in the press felt section.
    Type: Grant
    Filed: December 1, 1999
    Date of Patent: April 9, 2002
    Assignee: Vinings Industries, Inc.
    Inventors: David D. Dreisbach, Jeffrey N. Champine