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<strong>Well</strong> head<br />
• The wellhead includes<br />
all <strong>equipment</strong> placed on<br />
top of the well to support<br />
tubulars, provide seals,<br />
and <strong>control</strong> the paths<br />
and flow rates of fluids.<br />
− All wellheads include at<br />
least;<br />
− one casing head and casing<br />
hanger,<br />
− a tubing head and tubing<br />
hanger, and a Christmas<br />
tree.