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塌陷区插筋高压旋喷扩盘桩成型方法

Release time:2020-10-30  Hits:

  • Disigner of the Invention:葛新辉
  • Note:葛新辉
  • Type of Patent:国内
  • State of Patent:专利撤回
  • Application Number:200610039028.1
  • Authorization number:CN 100485133C
  • Number of Inventors:2
  • Service Invention or Not:no
  • Application Date:2006-03-15
  • Authorization Date:2009-05-06
  • First Author:yuguangyun