Patents by Inventor Zhongzhen Wang, VIII

Zhongzhen Wang, VIII 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).

  • Black Liquor Concentration by a Membrane Comprising Graphene Oxide on Porous Polymer
    Publication number: 20180071684
    Abstract: The disclosed technology includes a membrane-based device configured to concentrate black liquor, which results from papermaking. Certain embodiments may comprise a nanofiltration membrane configured to remove lignin from black liquor, and the nanofiltration membrane may include a first macroporous polymer substrate and a first graphene oxide membrane covering the first macroporous polymer substrate. Some embodiments may comprise a reverse osmosis membrane, which may include a second macroporous polymer substrate and a second graphene oxide membrane covering the second macroporous polymer substrate.
    Type: Application
    Filed: September 12, 2017
    Publication date: March 15, 2018
    Inventors: Sankar Nair, Nikita Kevlich, Fereshteh Rashidi, Meisha Shofner, Scott Sinquefield, Zhongzhen Wang, VIII