| 7290408 |
Apparatus for supporting a preform having a supporting core |
Patrick Humbert, Joël Landi, Jacques Goudeau |
2007-11-06 |
| 7132620 |
Inductive thermal plasma torch |
Daniel Coelho, Jean-Pascal Dumont-Monnet |
2006-11-07 |
| 6715321 |
Method of fabricating an optical fiber preform including outside deposition of silica, possibly doped silica |
Alain Drouart, Benoit Gouez |
2004-04-06 |
| 6631628 |
Method of purifying natural or synthetic silica, and application thereof to depositing purified natural or synthetic silica on an optical fiber preform |
Alain Drouart, Benoit Gouez, Yves Lumineau, Jean-Forent Campion |
2003-10-14 |
| 6477864 |
Method of purifying natural or synthetic silica, and application thereof to depositing purified natural or synthetic silica on an optical fiber preform |
Alain Drouart, Benoit Gouez, Yves Lumineau, Jean-Florent Campion |
2002-11-12 |
| 6474105 |
Modulating a diameter-increasing step of a fiber preform with no modulation prior to a predetermined diameter |
Benoit Gouez |
2002-11-05 |
| 6412310 |
Apparatus for gravity feeding powder to a plasma torch for manufacturing glass fiber performs |
Alain Drouart, Benoit Gouez |
2002-07-02 |
| 6269663 |
Method of purifying silica and depositing on an optical fiber preform |
Alain Drouart, Benoit Gouez, Yves Lumineau, Jean-Florent Campion |
2001-08-07 |
| 6215092 |
Plasma overcladding process and apparatus having multiple plasma torches |
Jacques Goudeau, Patrick Humbert |
2001-04-10 |
| 6202447 |
Method of making a glass fiber preform with adjusting a spacing while increasing acceleration of a starting glass powder |
Alain Drouart, Benoit Gouez |
2001-03-20 |
| 6196028 |
Apparatus for controlling the sag of a preform in an installation |
Patrick Humbert, Joël Landi, Jacques Goudeau |
2001-03-06 |
| 6178779 |
Butt welding optical fiber preforms with a plasma torch |
Alain Drouart, Bernard Wurier |
2001-01-30 |
| 5676863 |
Induction plasma torch |
Bernard Jouvenel |
1997-10-14 |
| 5522007 |
Method of building up an optical fiber preform by plasma deposition, and an optical fiber obtained from the preform built up by the method |
Alain Drouart, Benoit Gouez, Bernard Jouvenel, Yves Lumineau, Max Matau |
1996-05-28 |