Patents by Inventor Weiquan GUO

Weiquan GUO 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).

  • Monazite ballast separation and recovery method
    Patent number: 9657369
    Abstract: The invention relates to a separation and recovery method for radioactive waste slag and specifically relates to a separation and recovery method for monazite slag. The separation and recovery method comprises the following steps: acid leaching, pressure filtration, water washing, extraction of valuable components and treatment of filtration slag.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: May 23, 2017
    Assignee: YIYANG HONGYUAN RARE EARTH CO., LTD
    Inventors: Qi Wang, Yuehua Chen, Xiaozhen Cui, Ping Ren, Keqin Liu, Geming Xu, Weiquan Guo, Yan Zhu
  • MONAZITE BALLAST SEPARATION AND RECOVERY METHOD
    Publication number: 20150307958
    Abstract: The invention relates to a separation and recovery method for radioactive waste slag and specifically relates to a separation and recovery method for monazite slag. The separation and recovery method comprises the following steps: acid leaching, pressure filtration, water washing, extraction of valuable components and treatment of filtration slag.
    Type: Application
    Filed: July 24, 2013
    Publication date: October 29, 2015
    Inventors: Qi WANG, Yuehua CHEN, Xiaozhen CUI, Ping REN, Keqin LIU, Geming XU, Weiquan GUO, Yan ZHU