Patents

Current position: Ruilin Li > Scientific Research > Patents

Test method for gradient frozen soil under combined action of constant stiffness and constant loads

  • Release time:2021-04-12
  • Hits:
  • Type of Patent: 

    Invent
  • State of Patent: 

    Authorized patents
  • Authorization number: 

    ZL201510750447.5
  • Service Invention or Not: 

    no
  • Authorization Date: 

    2015-04-01
  • First Author: 

    Xiaodong Zhao, Yue Wu, Zejin Lai, Ruilin Li