Method facilitating the introduction of a piercing rod into a tap hole of a cell oven and special clamp for the implementation of this method.

摘要

A method is presented to facilitate the introduction of a piercing rod (10) into a tap hole (6), previously closed by a plugging. The rod (10) is gripped by a clamp (16) which communicates to it a powerful axial force and an oscillating movement around its longitudinal axis.