Pulse rate of penetration enhancement device and method

Details Pulse rate of penetration enhancement device and method Pulse rate of penetration enhancement device and method

E - Fixed Constructions

21

B

E21B 44/02 (2006.01) E21B 4/14 (2006.01) E21B 7/24 (2006.01)

Patent

CA 2710281

Disclosed is a system and device relating to flow pulsing for use in down-hole drilling rate of penetration (ROP) enhancement and measurement while drilling (MWD) using a pulse drilling device (PDD) with a fast acting valve in conjunction with a pilot valve to produce high pressure, high amplitude, low duration pressure pulses.

La présente invention concerne un système et un dispositif connexes à l'impulsion d'écoulement qui sont destinés à être utilisés pour un perfectionner la vitesse de pénétration (ROP) de forage de fond et réaliser des mesures durant le forage (MWD) à l'aide d'un dispositif de forage par impulsions (PDD) équipé simultanément d'une vanne rapide et d'une vanne pilote pour produire des impulsions de pression de haute pression, haute amplitude et faible durée.

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