What Are The Functions Of Christmas Trees?

The Christmas tree is the wellhead device of the self-flowing well. It is mainly used to hang the tubing string running into the well, seal the annular space of the oil casing, control and adjust the production of the oil well, ensure operation, construction, record oil and casing pressure data, test and wax removal and other daily production management.
Has the following main functions:
(1) Suspension tubing supports the weight of all tubing strings in the well.
(2) Seal the annular space between the tubing and casing.
(3) Control and regulate the production of oil wells.
(4) Guarantee various underground operations.
(5) Daily production management such as oil pressure and casing pressure data, pressure measurement, and wax removal can be carried out.