Underwater welding
US4039798A · kind A · utility
30Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 1975 |
| Grant date | Aug 2, 1977 |
| Priority date | — |
| Expiry date | Jun 10, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K10/02
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A process for arc welding in an underwater environment wherein a welding chamber is positioned adjacent a workpiece and an arc welding torch is positioned therein. A gas under pressure is introduced into the chamber to displace the water and a gas is supplied to the torch at a pressure greater than the pressure of the gas in the chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.