Patents by Inventor Clint Stewart

Clint Stewart 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).

  • SYSTEM AND METHOD FOR TREATMENT OF SPENT CAUSTIC WASTEWATER
    Publication number: 20150068984
    Abstract: The present disclosure relates to a process for treating and regenerating a spent caustic solution at ambient temperatures and pressure which includes oxidizing spent caustic wastewater with a hydrogen-peroxide/ozone mixture, supported by a board rang irradiation of the spent caustic wastewater by ultrasound. A range of wastewater treatment techniques may also be included to reach a desired effluent quality level.
    Type: Application
    Filed: September 12, 2014
    Publication date: March 12, 2015
    Inventors: Veselin Milosevic, Fernando Naranjo, Kosanic Drago, Jack Zarczynski, Clint Stewart