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Metalic or plastic pipe that is assembled and inserted into a recently drilled section of a borehole and typically held in place with cement.
See (see also Casing @wikpedia ).@ Wikpedia
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Metalic or plastic pipe that is assembled and inserted into a recently drilled section of a borehole and typically held in place with cement.
See (see also Casing @wikpedia ).@ Wikpedia