Universal fluids for drilling and cementing wells
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United States of America Patent
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-
Nov 7, 1995
Issued Date -
N/A
app pub date -
Apr 12, 1994
filing date -
Dec 27, 1989
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A universal fluid which includes a water-based drilling mud and a hydraulic material is used to drill a borehole and lay down settable filter cake. After drilling is completed, the filter cake and universal fluid are caused to solidify in selected parts of the borehole by admixing the universal fluid with an activator.
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Cited Art Landscape
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