Schlumberger
Oilfield Glossary
Oilfield Glossary
Language:
Search by Discipline
Terms beginning with:
# A B C D E F
G H I J K L M
N O P Q R S T
U V W X Y Z
Tools

wellhead

1. n. [Drilling]
The system of spools, valves and assorted adapters that provide pressure control of a production well.

Wellhead components
Prev Next Zoom 1 of 1
2. n. [Well Completions]
The surface termination of a wellbore that incorporates facilities for installing casing hangers during the well construction phase. The wellhead also incorporates a means of hanging the production tubing and installing the Christmas tree and surface flow-control facilities in preparation for the production phase of the well.