Title:
JET MOTOR
Document Type and Number:
WIPO Patent Application WO2007115119
Kind Code:
B1
Abstract:
The invention comprises a downhole jet motor, and a method of using same, that can be utilized to drill or to clean a well bore or tubing. The jet motor comprises a power shaft partially surrounded by a control sleeve defining a blind annular space, closed at the upper end and open at the lower end to allow fluid discharge. At least one opening is provided in the drive shaft wall extending radially within the annulus region. Drilling or cleaning fluid pressure is directed to the at least one opening in the power shaft. The control sleeve provides a reaction structure in relation to fluid discharged from the at least one opening producing rotation of the drive shaft in relation to the control sleeve.
More Like This:
Inventors:
SWINFORD JERRY (US)
Application Number:
PCT/US2007/065538
Publication Date:
November 27, 2008
Filing Date:
March 29, 2007
Export Citation:
Assignee:
SWINFORD JERRY (US)
International Classes:
F03B13/02; E21B4/02; F03B15/20; G06V30/224
Download PDF: