Method for retarding mineral buildup in downhole pumps
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United States of America Patent
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Feb 5, 1991
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N/A
app pub date -
Jun 14, 1985
filing date -
Jun 14, 1985
priority date (Note) -
Expired
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Abstract
A method for retarding non-corrosive mineral build-up and plugging in check valves utilized with downhole reciprocating rod pumps, comprising ion implanting or ion plating the interior facing metal surfaces of the check valve with a nonferrous metal or metal oxide.
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