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US 2003/0111226 A1Published application
Combination surge/pressure wash tool for oil wells and method therefor
OwnerRichard J. Dyerinventor
Life of this patent
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Abstract
A method and apparatus for cleaning oil wells to increase the flow of oil is disclosed. The combination pressure and surge wash tool has a nipple assembly. A by-pass port is coupled to the nipple assembly. A diverter cup is coupled to the by-pass port. A plurality of pressure wash cups are positioned on the tool. A pressure wash port is located between the plurality of pressure wash cups. A pump shoe assembly is coupled to a bottom pressure wash cup.
Claims20
A combination surge and pressure wash tool for cleaning wells comprising, in combination:
- a nipple assembly;
- a by-pass port coupled to the nipple assembly;
- a diverter cup coupled to the by-pass port;
- a plurality of pressure wash cups positioned on the tool;
- a pressure wash port located between the plurality of pressure wash cups;
- and
- a pump shoe assembly coupled to a bottom pressure wash cup.
4 more elements
A method of cleaning an oil well to increase oil flow comprising the steps of:
- adding a water and oil soluble fluid into the oil well;
- coupling a surge and pressure wash tool to a tubing string of the oil well;
- moving the surge and pressure wash tool to a bottom of the oil well;
- and
- raising the surge and pressure wash tool in a quick manner.
2 more elements
Dependencies are inferred from the claim text.