Workover fluid
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United States of America Patent
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-
Dec 17, 1985
Issued Date -
N/A
app pub date -
Jun 7, 1984
filing date -
Nov 29, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The high temperature water loss property of alkaline well completion and well workover fluids is improved by the addition of an effective amount of a naphthalene sulfonate formaldehyde condensate in the form of its monovalent or bivalent metal salts.
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