A method and special apparatus for modifying the internal surface of tubular workpiece
A Standard patent application filed on 10 November 2003 credited to Liu, Chizi
;
Yang, Size
;
Zhang, Guling
Details
Application number :
2003303989
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
A method and special apparatus for modifying the internal surface of tubular workpiece
Inventor :
Liu, Chizi
;
Yang, Size
;
Zhang, Guling
Agent name :
Address for service :
Filing date :
10 November 2003
Associated companies :
Applicant name :
INSTITUTE OF PHYSICS, CHINESE ACADEMY OF SCIENCES
Applicant address :
No.8 Zhongguancun Nan San Jie, Haidian District, Beijing 100080