دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: beams that project outward from a structure and are supported only at one end.

n: The derrick is transported by divided into several parts.

n: a jackup drilling unit in which the drilling rig is mounted on two cantilevers that extend outward from the barge hull of the unit. The cantilevers are supported only at the barge end. Com- pare keyway.

n: the mast that is made of steel and open in profile, take down subsection and transport easily.

n: a slot in the edge of the barge hull of a jackup drilling unit over which the drilling rig is mounted and through which drilling tools are lowered and removed from the well being drilled. Compare cantilevered jackup.

n: The rubber cradle that setting under the cantilever of screen frame of mud desander,which used to develop the shaking efficiency.

n: The rubber cradle that setting under the cantilever of screen frame of mud desander,which used to develop the shaking efficiency.