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Directional Drilling Tool

Stéphane Menand 1
1 GIG
GEOSCIENCES - Centre de Géosciences
Abstract : Directional drilling tool (13, 14) comprising a cutting structure formed of blades on which there are cutting edges (13) and a guard (11) that stabilizes the tool against the wall of the well (3), characterized in that the guard comprises a plurality of passive pivoting blades (16) each of which can pivot about a pivot pin (18) inserted in the guard (12) near its boundary with the cutting structure under the action of thrusting and/or damping members, so that when the pivoting blades (16) are in their nominal position, the guard (12) of the tool (1, 14) exhibits a substantially cylindrical shape
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https://hal-mines-paristech.archives-ouvertes.fr/hal-00796292
Contributor : Hedi Sellami <>
Submitted on : Sunday, March 3, 2013 - 12:14:30 AM
Last modification on : Wednesday, October 14, 2020 - 3:52:19 AM

Identifiers

  • HAL Id : hal-00796292, version 1

Citation

Stéphane Menand. Directional Drilling Tool. European Union, Patent n° : EP2012/055000. 2012, pp.11. ⟨hal-00796292⟩

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