Method for removal of cuttings from a deviated wellbore drilled

Details Method for removal of cuttings from a deviated wellbore drilled Method for removal of cuttings from a deviated wellbore drilled

1998-03-03

1999-11-16

Tsay, Frank

Wells

Processes

Cleaning or unloading well

175 61, E21B 2110

Patent

active

059840110

ABSTRACT:
Method and apparatus for removing drill cuttings from a deviated wellbore drilled with coiled tubing, and more particularly method and apparatus for removing "cuttings beds" from a significantly horizontal wellbore drilled with a downhole motor by creating flow of fluid in the wellbore at a critical flow rate, above a flow rate range designed for the drilling.

REFERENCES:
patent: 5215151 (1993-06-01), Smith et al.
patent: 5322391 (1994-06-01), Fisk
patent: 5394951 (1995-03-01), Pringle et al.
patent: 5417291 (1995-05-01), Leising
patent: 5485889 (1996-01-01), Gray

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