Patents by Inventor Chad J. Cai

Chad J. Cai 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).

  • COKING WASTEWATER TREATMENT
    Publication number: 20150076061
    Abstract: A process for treating coking wastewater contains the steps of passing the coking wastewater in such an order through coagulation, particles removal, and ion-exchange resin.
    Type: Application
    Filed: November 30, 2011
    Publication date: March 19, 2015
    Applicants: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANY
    Inventors: Chad J. Cai, Jenny Z. Zhang, Zhaohui Yan, Xianrui Wang