Patents by Inventor Guojuan HAI

Guojuan HAI 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).

  • Self-supporting electrocatalytic material and preparation method thereof
    Patent number: 11879177
    Abstract: The present disclosure relates to a self-supporting electrocatalytic material and a preparation method thereof, the self-supporting electrocatalytic material is a Cu2O/WO3/CF self-supporting electrocatalytic material. The Cu2O/WO3/CF self-supporting electrocatalytic material comprises: a foamed copper substrate, and Cu2O and WO3 grown in situ on the foamed copper substrate.
    Type: Grant
    Filed: October 15, 2021
    Date of Patent: January 23, 2024
    Assignee: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGY
    Inventors: Jianfeng Huang, Guojuan Hai, Liyun Cao, Liangliang Feng
  • W18O49/CoO/CoWO4/NF self-supporting electrocatalytic material and preparation method thereof
    Patent number: 11879175
    Abstract: The present disclosure relates to a W18O49/COO/CoWO4/NF self-supporting electrocatalytic material and a preparation method thereof, the W18O49/CoO/CoWO4/NF self-supporting electrocatalytic material comprising: a foamed nickel substrate and a W18O49/CoO/CoWO4 composite material formed in-situ on a foamed nickel substrate. Preferably, the W18O49/CoO/CoWO4 composite material is CoO/CoWO4 composite nanosheets and W18O49 nanowires distributed among the CoO/CoWO4 composite nanosheets.
    Type: Grant
    Filed: October 15, 2021
    Date of Patent: January 23, 2024
    Assignee: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGY
    Inventors: Jianfeng Huang, Guojuan Hai, Liyun Cao, Liangliang Feng
  • W18O49/CoO/NF self-supporting electrocatalytic material and preparation method thereof
    Patent number: 11859294
    Abstract: The present disclosure relates to a W18O49/CoO/NF self-supporting electrocatalytic material and a preparation method thereof, the W18O49/CoO/NF self-supporting electrocatalytic material comprises: a foamed nickel substrate, and a W18O49/CoO composite nano material generated on the foamed nickel substrate in situ; preferably, wherein the W18O49/CoO composite nano material comprises CoO nanosheets attached directly to the foamed nickel substrate, and W18O49 nanowires attached to the nanosheets.
    Type: Grant
    Filed: October 15, 2021
    Date of Patent: January 2, 2024
    Assignee: SHAANXI UNIVERSITY OF SCIENCE & TECHNOLOGY
    Inventors: Jianfeng Huang, Guojuan Hai, Liyun Cao, Liangliang Feng
  • SELF-SUPPORTING ELECTROCATALYTIC MATERIAL AND PREPARATION METHOD THEREOF
    Publication number: 20220127737
    Abstract: The present disclosure relates to a self-supporting electrocatalytic material and a preparation method thereof, the self-supporting electrocatalytic material is a Cu2O/WO3/CF self-supporting electrocatalytic material. The Cu2O/WO3/CF self-supporting electrocatalytic material comprises: a foamed copper substrate, and Cu2O and WO3 grown in situ on the foamed copper substrate.
    Type: Application
    Filed: October 15, 2021
    Publication date: April 28, 2022
    Inventors: Jianfeng HUANG, Guojuan HAI, Liyun CAO, Liangliang FENG
  • W18O49/CoO/CoWO4/NF SELF-SUPPORTING ELECTROCATALYTIC MATERIAL AND PREPARATION METHOD THEREOF
    Publication number: 20220127735
    Abstract: The present disclosure relates to a W18O49/COO/CoWO4/NF self-supporting electrocatalytic material and a preparation method thereof, the W18O49/CoO/CoWO4/NF self-supporting electrocatalytic material comprising: a foamed nickel substrate and a W18O49/CoO/CoWO4 composite material formed in-situ on a foamed nickel substrate. Preferably, the W18O49/CoO/CoWO4 composite material is CoO/CoWO4 composite nanosheets and W18O49 nanowires distributed among the CoO/CoWO4 composite nanosheets.
    Type: Application
    Filed: October 15, 2021
    Publication date: April 28, 2022
    Inventors: Jianfeng HUANG, Guojuan HAI, Liyun CAO, Liangliang FENG
  • W18O49/CoO/NF SELF-SUPPORTING ELECTROCATALYTIC MATERIAL AND PREPARATION METHOD THEREOF
    Publication number: 20220127734
    Abstract: The present disclosure relates to a W18O49/CoO/NF self-supporting electrocatalytic material and a preparation method thereof, the W18O49/CoO/NF self-supporting electrocatalytic material comprises: a foamed nickel substrate, and a W18O49/CoO composite nano material generated on the foamed nickel substrate in situ; preferably, wherein the W18O49/CoO composite nano material comprises CoO nanosheets attached directly to the foamed nickel substrate, and W18O49 nanowires attached to the nanosheets.
    Type: Application
    Filed: October 15, 2021
    Publication date: April 28, 2022
    Inventors: Jianfeng HUANG, Guojuan HAI, Liyun CAO, Liangliang FENG