Patents
一种水岩联合注浆填充采场控沉治水方法
Release time:2021-09-14
Hits:
- Type of Patent:
- 国家发明专利
- Application Number:
- ZL201810285643.3
- Service Invention or Not:
- no
- Application Date:
- 2018-03-27
- Authorization Date:
- 2019-05-21
- First Author:
- Li Lianchong
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