Release Time:2019-03-09  Hits:

First Author: 贾金青

Title of Achievement: 专利《用双套管法进行锚杆施工的方法》

Granted by: 香港国际专利技术博览会组委会

Level of Award: other

Grade of Award: Golden Award

Type of Award: Invention Award

Date of Award: 2003-03-05

Number of Participants: 1