Tube bundle cutting method and apparatus
US4238663A · kind A · utility
5Cited by
4References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 23, 1978 |
| Grant date | Dec 9, 1980 |
| Priority date | — |
| Expiry date | Oct 23, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/8854
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
One or more pairs of vertically-spaced-apart sidewardly-aimable plasma arc cutting torches, the upper one angled upward and the bottom one downward, on the end of a horizontal boom movable longitudinally fore and aft and angularly sideward, are used to double-cut the tube bundle of a steam generator progressively in a manner clearing a path that accommodates torch assembly advancement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.