One or more spools at the top of the well that contain the casing hangers and tubing hanger. It is installed on top of the surface casing and is a base for a BOP stack or Xmas Tree.
One or more spools at the top of the well that contain the casing hangers and tubing hanger. It is installed on top of the surface casing and is a base for a BOP stack or Xmas Tree.