Patents by Inventor Khaled Zouaoui

Khaled Zouaoui 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).

  • Publication number: 20220251781
    Abstract: A method of treating brown stock in a brown stock washing process is provided. The method includes measuring a refractive index of a brown stock; and dosing an additive to the brown stock according to at least the refractive index of the brown stock. A system for controlling dosing of an additive to a brown stock washing process is also provided. The system includes a refractive index measurement device; a controller configured to receive data provided by the refractive index measurement device and transform the data into additive addition output instructions; and an additive delivery unit configured to receive and execute the additive addition output instructions from the controller.
    Type: Application
    Filed: February 2, 2022
    Publication date: August 11, 2022
    Applicant: ECOLAB USA INC.
    Inventors: William Von Drasek, Prasad Y. Duggirala, Dorota Smoron, Christopher Powers, David Sirois, Khaled Zouaoui, Michael Kjerulf