Patents
The utility model relates to a cold-rolling forming equipment for special shaped pipes
- Affilication of Author(s):Northeastern University
- State of Patent:Authorized patents
- Application Number:CN201510443981.1
- Authorization number:CN105032934B
- Number of Inventors:4
- Service Invention or Not:no
- Application Date:2015-07-24
- Publication Date:2017-01-18
- First Author:Zicheng Zhang