Patents by Inventor Nengqiang Ge

Nengqiang Ge 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).

  • Methods and apparatus for solid liquid separation
    Patent number: 9822022
    Abstract: Described herein are methods and apparatus for solid-liquid separation with high efficiency, especially in treating spent filter backwash and sedimentation tank sludge produced in the water treatment process. It combines and applies gravity, electromagnetic force, dynamic filtration, and gravity condensation, magnetic and gravitational compression in one integrated device that produces high quality effluent water (less than 10 ppm suspended solid) and highly condensed sludge (less than 94-96% water content).
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: November 21, 2017
    Inventor: Nengqiang Ge
  • Methods and Apparatus for Solid Liquid Separation
    Publication number: 20150090594
    Abstract: Described herein are methods and apparatus for solid-liquid separation with high efficiency, especially in treating spent filter backwash and sedimentation tank sludge produced in the water treatment process. It combines and applies gravity, electromagnetic force, dynamic filtration, and gravity condensation, magnetic and gravitational compression in one integrated device that produces high quality effluent water (less than 10 ppm suspended solid) and highly condensed sludge (less than 94-96% water content).
    Type: Application
    Filed: September 26, 2014
    Publication date: April 2, 2015
    Inventor: Nengqiang Ge