Patents by Inventor Graeme John Farquharson

Graeme John Farquharson 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).

  • Fatty acid free latex polymer flocculants
    Patent number: 6210585
    Abstract: A method of separating solids and preventing foaming in an industrial water system comprising adding to fluids in the industrial water system an effective amount of a low foaming latex polymer prepared using a tallow amine ethoxylate/polyoxyethylene oleyl ether emulsifier.
    Type: Grant
    Filed: March 30, 2000
    Date of Patent: April 3, 2001
    Assignee: Nalco Chemical Company
    Inventors: James Morton Tippett, Graeme John Farquharson, Radhakrishnan Selvarajan, John T. Malito