一种旋喷法注浆用钻头、钻具及方法

Release time:2024-09-30|Hits:

Affilication of Author(s):未来技术学院

Type of Patent:发明

Application Number:202410214489.6

Number of Inventors:6

Service Invention or Not:no

Application Date:2024-02-27

Publication Date:2024-09-27

Authorization Date:2024-09-27