| 9200730 |
Fatigue resistant coiled tubing |
Sebastian Cravero, Martin Valdez, Jorge Mitre, Ricardo Schifini Gladchtein |
2015-12-01 |
| 8096352 |
Centralizer for tubular elements |
Guillermo Dapino, Matias Pereyra |
2012-01-17 |
| 8011391 |
End protector device for tubular structures |
Luis Roberto Heritier, Matias Pereyra |
2011-09-06 |
| 7557716 |
Metal tube assembly and radio frequency identification (RFID) tag |
Nelson Mario Pachao Morbitzer, Luis Roberto Heritier |
2009-07-07 |
| 7431347 |
Hollow sucker rod connection with second torque shoulder |
José Villasante |
2008-10-07 |
| 6997330 |
Apparatus and method for storing or shipping elongated members |
Nelson Pachao-Morbitzer, Guillermo Dapino |
2006-02-14 |
| 6991267 |
Assembly of hollow torque transmitting sucker rods and sealing nipple with improved seal and fluid flow |
Daniel E. Johnson, José Villasante |
2006-01-31 |
| 6957933 |
Threading insert with cooling channels |
Nelson Pachao-Morbitzer |
2005-10-25 |
| 6764108 |
Assembly of hollow torque transmitting sucker rods |
Daniel E. Johnson, José Villasante |
2004-07-20 |