| 12331599 |
Drilling machine with improved carousel loading device |
Renzo Comacchio, Pasqualino Comacchio |
2025-06-17 |
| 10494869 |
Drilling machine |
Pasqualino Comacchio, Renzo Comacchio |
2019-12-03 |
| 9500048 |
Drilling machine with carousel-type drill stem and shroud tube loader |
Pasqualino Comacchio, Renzo Comacchio |
2016-11-22 |
| 8210255 |
Boring head with new protection hood |
Pasqualino Comacchio, Renzo Comacchio |
2012-07-03 |
| 8083009 |
Well drilling machine with new drill pipe loader |
Renzo Comacchio, Pasqualino Comacchio |
2011-12-27 |
| 7523793 |
Drilling head with protective screen |
Pasqualino Comacchio, Renzo Comacchio |
2009-04-28 |
| 7278498 |
Rotatable support for inclinable masts of drilling machines |
Renzo Comacchio, Paqualino Comacchio, Mohamad Ajami |
2007-10-09 |
| 6951257 |
Drilling mast with movable and fixed unscrewing vice |
Pasqualino Comacchio, Renzo Comacchio |
2005-10-04 |