Method of producing tube rods and articles produced therefrom
US4019019A · kind A · utility
1Cited by
5References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 20, 1975 |
| Grant date | Apr 19, 1977 |
| Priority date | — |
| Expiry date | Mar 20, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K35/406
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
In the manufacture of hollow weld rods filled with particulate solids such as carbides, the rod ends are sealed with a solid material which has entered into the rod ends between the particles of filler and solidified into a film covering the rod end and filling the interstices of the filler material adjacent the end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.