Used on offshore oil and gas fields, a subsea tree monitors and controls the production of a subsea well. Fixed to the wellhead of a completed well, subsea trees can also manage fluids or gas injected ...
New subsea technology, horizontal drilling, and the existing North Sea infrastructure allowed BP Exploration Operating Co. Ltd. to develop the Newsham field, a small 1967 gas discovery. BP says cost ...
How Do Subsea Trees Work? A subsea Christmas tree is the pressure-containing valve assembly mounted on a subsea wellhead that controls, monitors, and safeguards flow from (or injection into) a subsea ...