Washing a cylindrical cavity

Details Washing a cylindrical cavity Washing a cylindrical cavity

2011-03-29

2011-03-29

Thompson, Kenneth (Department: 3672)

Wells

Processes

Cleaning or unloading well

C166S222000

Reexamination Certificate

active

07913763

ABSTRACT:
A tool (2) for washing a wellbore or hollow tubular has a longitudinal axis and comprises one or more elongate nozzles (7) for ejecting fluid generally radially from the tool. The or each nozzle extends circumferentially around the tool so as to provide a continuous stationary jet of fluid. Preferably the nozzles collectively provide 360° around the tool.

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International Preliminary Report on Patentability from Application No. PCT/EP2006/068800 dated Jun. 3, 2008.

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