| 5302800 |
Process and device for controlling the operation of an optical channel, for a laser-beam carried by a welding tool |
— |
1994-04-12 |
| 5252804 |
Laser beam welding cane, particularly for the sealing of tubes |
— |
1993-10-12 |
| 5227605 |
Process for laser working in a tube, and working head for carrying out such process |
Cecile Boudot |
1993-07-13 |
| 5132508 |
Head for laser working within a tube |
Alain Vignes |
1992-07-21 |
| 5117086 |
Process and head for laser working in a tube |
Cecipe; Boudot |
1992-05-26 |
| 5089684 |
Tooling for working within a tubular element |
— |
1992-02-18 |
| 5085509 |
Apparatus and method for aligning an optical beam |
Jean-Paul Gaffard, Robert Ravelet, Genevieve Chabassier |
1992-02-04 |
| 5006268 |
Device for laser welding inside a tubular element |
— |
1991-04-09 |
| 4983796 |
Method and apparatus for remote welding inside a tube, in particular in a steam generator in a nuclear power station |
— |
1991-01-08 |
| 4978834 |
Method and apparatus for remotely welding a bush inside a tube, in particular in a steam generator in a nuclear power station |
— |
1990-12-18 |