Patents by Inventor Jack L. Cole

Jack L. Cole 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).

  • Regeneration of cation ion-exchange polishers
    Patent number: 4298477
    Abstract: High-pressure boiler feedwater is polished and softened with a cation ion-exchange resin, and the resin is regenerated with a readily ionizable salt of an amine-type corrosion inhibitor.
    Type: Grant
    Filed: November 6, 1980
    Date of Patent: November 3, 1981
    Assignee: Nalco Chemical Company
    Inventor: Jack L. Cole