wellhead

IPA: wˈɛɫhɛd

The place where a spring breaks out of the ground; the source of water for a stream or well.
(figuratively) The source of something; a fountainhead.
The surface structure of an oil well etc.

Examples of "wellhead" in Sentences

The apparatus may be fully supported on a wellhead.
There may be no escaping fluid flow at the wellhead.
Crude oil at the wellhead is another matter, though.
The shoulder engages a seat in the bore of a wellhead.
The test plug seats and forms a pressure seal in the wellhead.
It is merely a fixture to couple the wellhead to other equipment.
A latch on the packing assembly is used to secure it in the wellhead.
The wellhead is supported at about the same level as the support frame.
The invention pertains to apparatus for connecting to a wellhead structure.
A packing for a wellhead assembly to seal between a casing and a bore within the wellhead as the casing moves longitudinally in the wellhead in response to thermal conditions. The packing is mounted on the exterior free upper end portion of the casing inside the wellhead bore.