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IPC部
C(2)
IPC大类
C04(2)
IPC小类
C04B(2)
IPC
C04B028/00(2)
发明人
公开年
2021(2)
申请年
2021(2)
专利权人
Three-layer structure expanded end anchor rod system for building construction, has anchor plate which is provided to be arranged at bottom end of anchor rod structure, and anchor which is provided for tensioning and locking top end of anchor rod structure.
LI X, ZHANG J, CAO H
Thermal energy-transfer system such as grade beam, comprises thermally conductive concrete comprising carbon, metals and/or conductive polymers, aggregate and cement and having preset compressive strength, and pipes, tubes and capillaries.
GUARRERO B P
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