Well Casing

Well Casing

Large diameter pipe that is assembled and inserted into newly drilled intervals of a well. The upper portions of a cased well are commonly cemented in place to provide a smooth internal bore, and prevent the inflow of water and/or collapse of the hole.

Geothermal Glossary

Word of the Week – Steam-heated Water

Word of the Week – Steam-heated Water

Steam-heated water A shallow formed water resulting from condensation of steam into groundwater accompanied by absorption of carbon dioxide to form a bicarbonate water or by absorption of H2S that oxidizes to sulfate to produce an acid-sulfate water.

Word of the Week – Stimulation

Word of the Week – Stimulation

Stimulation An operation carried out on a well that increases production or injection by improving the flow characteristics of the reservoir and enhancing the flow between the reservoir and the wellbore.

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