Patents by Inventor XIAO-YUAN CAO

XIAO-YUAN CAO 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).

  • Soil-groundwater joint remediation device and method
    Patent number: 11033941
    Abstract: The disclosure provides a soil-groundwater joint remediation device and a method. The soil-groundwater joint remediation device is disposed in an area to be remediated and includes an injection structure, an extraction structure, and a control structure. The injection structure is disposed in an injection well defined in the area to be remediated. The injection structure includes a hot air injection member, an oxidant injection member, and a micro-bubble injection member. The extraction structure is disposed in an injection well defined in the area to be remediated and spaced from the injection structure. The extraction structure includes a liquid phase extraction member and a gas phase extraction member. The control structure controls the liquid phase extraction member and the gas phase extraction member to perform an extraction operation.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: June 15, 2021
    Assignee: TSINGHUA UNIVERSITY
    Inventors: De-Yi Hou, Xiao-Yuan Cao, Guang-He Li, Xu Zhang, Fang Zhang
  • SOIL-GROUNDWATER JOINT REMEDIATION DEVICE AND METHOD
    Publication number: 20200306808
    Abstract: The disclosure provides a soil-groundwater joint remediation device and a method. The soil-groundwater joint remediation device is disposed in an area to be remediated and includes an injection structure, an extraction structure, and a control structure. The injection structure is disposed in an injection well defined in the area to be remediated. The injection structure includes a hot air injection member, an oxidant injection member, and a micro-bubble injection member. The extraction structure is disposed in an injection well defined in the area to be remediated and spaced from the injection structure. The extraction structure includes a liquid phase extraction member and a gas phase extraction member. The control structure controls the liquid phase extraction member and the gas phase extraction member to perform an extraction operation.
    Type: Application
    Filed: March 3, 2020
    Publication date: October 1, 2020
    Applicant: Tsinghua University
    Inventors: DE-YI HOU, XIAO-YUAN CAO, GUANG-HE LI, XU ZHANG, FANG ZHANG