Patents by Inventor Hechuan Li

Hechuan Li 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).

  • Publication number: 20210198146
    Abstract: The invention provides a whole-granulation steel slag pavement base course material for a heavy-load pavement, which is prepared by uniformly mixing dry materials with water. The dry materials include a binder and a steel slag aggregate. The percentages in total mass of the binder and the steel slag aggregate are as follows: the binder is 3.4% to 5.0%, and the steel slag aggregate is 95.0% to 96.6%. The binder is prepared by mixing cement with steel slag micropowder according to a certain proportion, wherein the mass percentages of the cement and the steel slag micropowder are as follows: the cement is 70% to 90%, and the steel slag micropowder is 10% to 30%. The water accounts for 5% to 6% of the total mass of the dry materials.
    Type: Application
    Filed: August 25, 2020
    Publication date: July 1, 2021
    Inventors: Meizhu Chen, Xuanwen Gou, Dengfeng Zhang, Shaopeng Wu, Jun Xie, Quantao Liu, Dezhi Kong, Hechuan Li, Zhifeng Xiao, Yanfei Ren, Qi Jiang