Patents by Inventor John Harlukowicz

John Harlukowicz 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).

  • Dispersal of polyacrylamides
    Patent number: 6642351
    Abstract: Polymer compositions comprised of small, dry polyacrylamide particles may be dispersed into water at industrially useful rates to form aqueous compositions, by separating the particles from each other and bringing them into contact with a moving stream of water in the manner described herein. The resulting aqueous compositions may be used as a treating solution in diverse applications such as flocculants in water treating, papermaking, mining, oil field, and biotechnological separations.
    Type: Grant
    Filed: June 26, 2000
    Date of Patent: November 4, 2003
    Assignee: Cytec Technology Corp.
    Inventors: John Harlukowicz, Morris Lewellyn, Roderick G. Ryles