THE ASSEMBLY AND THE EXPLOITATION OF THE CHRISTMAS TREES

The article provides detailed information about the installation and exploitation of the Christmas trees installed at the mouth of the oil wells. The Christmas tree, which is the main part of the armature, assembled according to standard schemes at the factory or at the industrial manufactory, and after test for hermeticity, and as assembled delivered to the well. During the checking the following technological operations are performed. The rotation of the valve flywheel performed without using a long arm.