Environmental Engineering Reference
In-Depth Information
Fig. 12.18
CBL amplitude interpretation. Courtesy Schlumberger
Figure
12.19
allows quick calculation of casing thickness from casing OD and
weight. Alternatively, the table given in the appendix to this chapter can be used to
fi nd the same values.
Question #12.2
If the amplitude reads 10 mV in 9-5/8-in. 40-lb casing, what is the compressive
strength of the cement?
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