In oil drilling and borehole mining, a casing shoe or guide shoe is a bull-nose shaped device which is attached to the bottom of the casing string. A casing hanger, which allows the casing to be suspended from the wellhead, is attached to the top of the casing.
Famous quotes containing the word shoe:
“Your hose should be ungartered, your bonnet unbanded, your
sleeve unbuttoned, your shoe untied, and everything about
you demonstrating a careless desolation.”
—William Shakespeare (1564–1616)
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