Patents by Inventor Chengjian LIU

Chengjian LIU 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).

  • Patent number: 10947159
    Abstract: Provided are a granulated blast-furnace slag activator and a method of manufacturing the same. The granulated blast-furnace slag activator includes, in percent by weight, the following raw materials: 62% to 95% of gypsum and 5% to 38% of high belite sulfoaluminate cement clinker. Also provided is a method of manufacturing cement by mixing the granulated blast-furnace slag activator with granulated blast-furnace slag at a certain ratio.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: March 16, 2021
    Assignee: TANGSHAN POLAR BEAR BUILDING MATERIALS CO., LTD.
    Inventors: Jian Zhou, Zhifeng Chen, Zhenqiu Zhang, Zhongxi Ge, Shujuan Zhang, Qiao Chen, Chengjian Liu
  • Publication number: 20200299194
    Abstract: Provided are a granulated blast-furnace slag activator and a method of manufacturing the same. The granulated blast-furnace slag activator includes, in percent by weight, the following raw materials: 62% to 95% of gypsum and 5% to 38% of high belite sulfoaluminate cement clinker. Also provided is a method of manufacturing cement by mixing the granulated blast-furnace slag activator with granulated blast-furnace slag at a certain ratio.
    Type: Application
    Filed: March 21, 2019
    Publication date: September 24, 2020
    Applicant: Tangshan Polar Bear Building Materials Co., Ltd.
    Inventors: Jian ZHOU, Zhifeng CHEN, Zhenqiu ZHANG, Zhongxi GE, Shujuan ZHANG, Qiao CHEN, Chengjian LIU