Being seal method of the refinement container which seals the seal method of the refinement container, and the refinement container where

摘要

PROBLEM TO BE SOLVED: To provide a method for sealing a refining vessel with which a special apparatus during operating is not needed to drive and the invasion of the atmospheric air in the inner part of a degassing vessel is prevented and then, the invasion of nitrogen gas into molten steel can be prevented.;SOLUTION: When the refining vessel 3 lined with a refractory 32 on the inner surface of a steel shell 31 is sealed, beforehand, on the steel shell, holes 311 penetrated from the inner part to the outer part, are formed, and resin is pressed in from the formed holes to form aeration filter layer 34 in a joint between the steel shell 31 and the refractory 32 and between the respective refractories 32.;COPYRIGHT: (C)2009,JPO&INPIT