Patents
- zhaoyiming , 张农,一种适用于锚杆预应力全长锚固的锚固结构及其施工方法
- zhaoyiming , 胡伟超,张农,安衍培,High-gas Coal Seam Group Pressure Relief Mining Method Based on Gob-side Entry Retaining in the First Mining Whole Rock Pressure Relief Working Face
- zhaoyiming , 胡伟超,张农,Anchoring Agent Structure Suitable for Full-length Prestressed Anchoring of Anchor Rod and Construction Method thereof
- zhaoyiming , 张农,zhengxigui,王磊,Xiaowei Feng,吴朋起,一种全方位定向爆破装药的导轨装置及其方法
- zhaoyiming , 张农,潘东江,mengzihao,冯晓魏,王磊,杨林,一种用于急倾斜煤层的钻采一体化方法
| |