VARIABLE ANGLE ELBOW CONNECTION FOR DIRECTED DRILLING

Abstract

Abstract Translated from French RACCORD COUDE A ANGLE VARIABLE SELON LE PREMIER CERTIFICAT D'ADDITION AU BREVET PRINCIPAL. L'ORGANE CREANT LA PERTE DE CHARGE DETERMINEE DANS L'ECOULEMENT DU FLUIDE DE FORAGE EST CONSTITUE PAR AU MOINS UN PISTON 100, 101 DEPLACABLE RADIALEMENT CONTRE L'ACTION DE MOYENS DE RAPPEL ELASTIQUES 107, 108. RACCORD COUDE POUR FORAGE DEVIE. VARIABLE ANGLE ELBOW COUPLING ACCORDING TO THE FIRST CERTIFICATE OF ADDITION TO THE MAIN PATENT. THE ORGAN CREATING THE DETERMINED PRESSURE LOSS IN THE FLOW OF THE DRILLING FLUID IS CONSISTED BY AT LEAST ONE PISTON 100, 101 MOVABLE RADIALLY AGAINST THE ACTION OF ELASTIC RETURN MEANS 107, 108. ELBOW FITTING FOR DEVIED DRILLING.

Inventors

• 👤 Jean-Paul Nguyen
• 👤 Emmanuel Laval
• 👤 Andre Cendre

Bibliographic Details