Annealing of end rim
US4372719A · kind A · utility
7Cited by
5References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 21, 1981 |
| Grant date | Feb 8, 1983 |
| Priority date | — |
| Expiry date | Jan 21, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21D51/46
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method of annealing the flanges of double seamed end panels to obtain an effective seal and apparatus therefor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.