一种冲击旋转高压密封装置
- Disigner of the Invention:徐海乔,Cheng Gang,沈刚,Peng Yuxing,liwei,tangwei,韩玉辉,李洪盛,吴洪状
- Type of Patent:国内
- State of Patent:专利授权
- Application Number:201610219588.9
- Number of Inventors:10
- Service Invention or Not:no
- Application Date:2016-04-11
- Authorization Date:2017-08-18
- First Author:LIU Songyong
Pre One:
一种钻涨式掘进机
Next One:
一种钻涨式掘进机