Patents by Inventor Chengpeng DUAN

Chengpeng DUAN 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).

  • Multi-stage sedimentation rake-free thickening device
    Patent number: 11319215
    Abstract: Disclosed is a multi-stage sedimentation rake-free thickening device. The device includes a central tank. A diversion sedimentation zone is arranged on the outside of the center tank. The diversion sedimentation zone includes an annular diversion sedimentation screen and a concentrated magnetic shower. The annular diversion sedimentation screen includes an annular groove spirally arranged around a central groove body. The annular groove is sequentially arranged with second spoiler baffles along the length direction. The lower bottom plate of the annular groove is also provided with second underflow discharge port. Multiple second inclined plate diversion discharge pipe is arranged under the corresponding second underflow discharge ports. The outlets of all the second inclined plate guide discharge pipes are collected to the second underflow discharge pipe, and the settled water is discharged from the second overflow discharge pipe arranged at the end of the annular groove.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: May 3, 2022
    Inventors: Chao Wang, Erning Zhao, Mengmeng Wang, Biao Hu, Chengliang Qiu, Xueqing Jiang, Xiong Xiao, Chengpeng Duan, Yang Li, Jiaqiang Zhou, Jin Zhang, Yu Zhang
  • MULTI-STAGE SEDIMENTATION RAKE-FREE THICKENING DEVICE
    Publication number: 20210179444
    Abstract: Disclosed is a multi-stage sedimentation rake-free thickening device. The device includes a central tank. A diversion sedimentation zone is arranged on the outside of the center tank. The diversion sedimentation zone includes an annular diversion sedimentation screen and a concentrated magnetic shower. The annular diversion sedimentation screen includes an annular groove spirally arranged around a central groove body. The annular groove is sequentially arranged with second spoiler baffles along the length direction. The lower bottom plate of the annular groove is also provided with second underflow discharge port. Multiple second inclined plate diversion discharge pipe is arranged under the corresponding second underflow discharge ports. The outlets of all the second inclined plate guide discharge pipes are collected to the second underflow discharge pipe, and the settled water is discharged from the second overflow discharge pipe arranged at the end of the annular groove.
    Type: Application
    Filed: September 29, 2020
    Publication date: June 17, 2021
    Inventors: Chao WANG, Erning ZHAO, Mengmeng WANG, Biao HU, Chengliang QIU, Xueqing JIANG, Xiong XIAO, Chengpeng DUAN, Yang LI, Jiaqiang ZHOU, Jin ZHANG, Yu ZHANG