一种近水平煤层巷式胶结充填方法

Release time:2023-09-01 Hits:

Affilication of Author(s):矿业工程学院

Scope of patent:国内

Disigner of the Invention:闫浩,刘恒凤,张升,李猛

Type of Patent:国内

State of Patent:专利授权

Application Number:201810200934.8

Number of Inventors:5

Service Invention or Not:no

Application Date:2018-03-12

Authorization Date:2020-07-17

First Author:Zhou Nan