Tubing driven progressing cavity pump and method of pumping...

Details Tubing driven progressing cavity pump and method of pumping... Tubing driven progressing cavity pump and method of pumping...

2006-03-08

2009-12-08

Gay, Jennifer H (Department: 3676)

Wells

Processes

Producing the well

C166S382000, C166S105000, C166S068500

Reexamination Certificate

active

07628209

ABSTRACT:
A progressing cavity well pump system has a stator secured to a string of tubing. A drive head at the surface rotates the tubing and the stator. The pump rotor is held against rotation by an anchor mechanism. The tubing, stator, rotor and anchor mechanism are installed in the well in a single trip.

REFERENCES:
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patent: 5417281 (1995-05-01), Wood et al.
patent: 5611397 (1997-03-01), Wood
patent: 6019583 (2000-02-01), Wood
patent: 6557639 (2003-05-01), Matthews et al.
patent: 6729391 (2004-05-01), Hill et al.
patent: 3902902 (1990-08-01), None

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