Wells – Processes – Placing or shifting well part
Reexamination Certificate
2011-03-15
2011-03-15
Thompson, Kenneth (Department: 3672)
Wells
Processes
Placing or shifting well part
C166S212000, C166S106000
Reexamination Certificate
active
07905294
ABSTRACT:
Embodiments of the present invention generally relate to methods and apparatuses for anchoring progressing cavity (PC) pumps. In one embodiment, a method of anchoring a PC pump to a string of tubulars disposed in a wellbore which includes acts of inserting the PC pump and anchor assembly into the tubular. Running the PC pump and anchor assembly through the tubular to any first longitudinal location along the tubular string. Longitudinally and rotationally coupling the PC pump and the anchor assembly to the tubular and forming a seal between the PC pump and the tubular string at the first location and performing a downhole operation in the tubular.
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Clark Craig Willis
Wilson Todd A.
Andrews David
Patterson & Sheridan LLP
Thompson Kenneth
Weatherford / Lamb, Inc.
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