Patents by Inventor Wenqi E

Wenqi E 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).

  • Concrete with oil shale waste residue as aggregates and preparation method thereof
    Patent number: 12129203
    Abstract: A concrete with oil shale waste residue as aggregates and a preparation method thereof are provided by the present disclosure, belonging to the technical field of concrete. Oil shale waste residue is used to partially or completely replace the fine aggregates and coarse aggregates in the concrete, where the oil shale waste residue is deoiled oil shale waste residue. The oil shale waste residue is subjected to oil removal treatment and applied to the preparation of concrete.
    Type: Grant
    Filed: May 23, 2024
    Date of Patent: October 29, 2024
    Assignee: NORTHEAST ELECTRIC POWER UNIVERSITY
    Inventors: Cong Zeng, Dehong Wang, Yunyi Wang, Wenqi E