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Patent applications and USPTO patent grants for BOULET; Jean Gilbert.The latest application filed is for "downhole cleaning tool".
Patent | Date |
---|---|
Downhole Cleaning Tool App 20200232304 - BOULET; Jean Gilbert ;   et al. | 2020-07-23 |
Stabilizer device for rotary string of drill rods with reduced friction Grant 6,935,442 - Boulet , et al. August 30, 2 | 2005-08-30 |
Profiled element for rotary drilling equipment and applications to components of a string of drill pipes Grant 6,732,821 - Boulet May 11, 2 | 2004-05-11 |
Stabiliser device for rotary string of drill rods with reduced friction App 20040026131 - Boulet, Jean Gilbert ;   et al. | 2004-02-12 |
Profiled element for rotary drilling equipment and applications to components of a string of drill pipes App 20030221872 - Boulet, Jean Gilbert | 2003-12-04 |
Shaped element for rotary drilling equipment, and a drillrod including at least one shaped element App 20030136587 - Boulet, Jean Gilbert | 2003-07-24 |
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