Patents by Inventor Xiaoqiong HAO

Xiaoqiong HAO 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).

  • Method and device for removing chloride ion in desulfurized wastewater by electrochemical coupling
    Patent number: 11661356
    Abstract: A method and device for removing chloride ions in desulfurized wastewater by electrochemical coupling in which the device comprises: an electrolyte tank having a top and a bottom wherein the tank is used as a separator in a separation process and as an electrode regenerator in an electrode regeneration process; two electrodes comprising a hydrogen evolution electrocatalysis function electrode and an electrochemically switched ion exchange (ESIX) function electrode respectively, wherein the electrodes are connected with each other by a wire; two DC circuits having opposite electric field directions and used alternately in the separation process and the electrode regeneration process respectively; the bottom of the electrolyte tank is provided with a purified high-concentration chloride ion wastewater inlet and a flocculation product outlet; the top of the tank is provided with a dechlorination treatment water outlet and a hydrogen collecting port; and, in the electrode regeneration process, the electrolyte tan
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: May 30, 2023
    Inventors: Xiaogang Hao, Xiaoqiong Hao, Xiao Du, Zhonglin Zhang
  • METHOD AND DEVICE FOR REMOVING CHLORIDE ION IN DESULFURIZED WASTEWATER BY ELECTROCHEMICAL COUPLING
    Publication number: 20210317013
    Abstract: A method and device for removing chloride ions in desulfurized wastewater by electrochemical coupling in which the device comprises: an electrolyte tank having a top and a bottom wherein the tank is used as a separator in a separation process and as an electrode regenerator in an electrode regeneration process; two electrodes comprising a hydrogen evolution electrocatalysis function electrode and an electrochemically switched ion exchange (ESIX) function electrode respectively, wherein the electrodes are connected with each other by a wire; two DC circuits having opposite electric field directions and used alternately in the separation process and the electrode regeneration process respectively; the bottom of the electrolyte tank is provided with a purified high-concentration chloride ion wastewater inlet and a flocculation product outlet; the top of the tank is provided with a dechlorination treatment water outlet and a hydrogen collecting port; and, in the electrode regeneration process, the electrolyte tan
    Type: Application
    Filed: April 13, 2020
    Publication date: October 14, 2021
    Inventors: Xiaogang HAO, Xiaoqiong HAO, Xiao DU, Zhonglin ZHANG
  • METHOD AND DEVICE FOR REMOVING CHLORIDE ION IN DESULFURIZED WASTEWATER BY ELECTROCHEMICAL COUPLING
    Publication number: 20210002151
    Abstract: The present invention discloses a method and device for removing chloride ions in desulfurized wastewater by electrochemical coupling.
    Type: Application
    Filed: April 13, 2020
    Publication date: January 7, 2021
    Inventors: Xiaogang HAO, Xiaoqiong HAO, Xiao DU, Zhonglin ZHANG