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US 8,985,214 B2Granted
Method of reducing corrosion on metal surfaces
AssigneeCoil Chem, LLC
InventorsJerry W. Noles, Jr., Alex J. Watts
Life of this patent
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Abstract
A method for reducing corrosion on the exterior or interior surface, for example coiled tubing and casing, includes mixing a selected surfactant and particles of a polymer in oil, then adding the oil to water and contacting the surfaces of the tubing with the mixture.
Claims4
A method of reducing corrosion on the interior or exterior surface of a tubular comprising:
- a) preparing a liquid mixture containing:
- an oil,
- a suspending agent,
- polymer particles,
- a surfactant namely polyethylene glycol 600 dioleate tallate to cause the oil to wet the surface of the tubular;
- and
- b) bringing the liquid mixture into contact with the interior or exterior surface of the tubular.
4 more elements
Dependencies are inferred from the claim text.