Patents by Inventor Shiaw-Jy Huitric

Shiaw-Jy Huitric 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).

  • Sequential chlorination for control of wastewater disinfection byproducts
    Patent number: 7736520
    Abstract: A process for the reduction of N-nitrodimethylamine (NDMA) and for control of trihalomethanes (THMs) and haloacetic acids (HAAs) formation in fully nitrified wastewater effluent, comprising first adding chlorine to the effluent, then adding combined chlorine.
    Type: Grant
    Filed: April 18, 2007
    Date of Patent: June 15, 2010
    Assignee: County Sanitation Districts of Los Angeles County
    Inventor: Shiaw-Jy Huitric
  • Sequential chlorination for wastewater disinfection
    Publication number: 20080257832
    Abstract: A process for the disinfection of fully nitrified secondary effluent comprising first adding chlorine to the effluent, then adding combined chlorine.
    Type: Application
    Filed: April 18, 2007
    Publication date: October 23, 2008
    Applicant: COUNTY SANITATION DISTRICTS OF LOS ANGELES COUNTY
    Inventor: Shiaw-Jy Huitric