Patent ID: 9745653
Date: 2017-08-29
CPC Classifications: B05C,C23C

Claim:
1. An apparatus for the continuous hot-dip coating of a metal strip, comprising: a melting bath vessel, a snout, which opens in the melting bath vessel, for introducing a metal strip, which is heated in a continuous furnace, into the melting bath in protective gas, and a deflecting roller, which is arranged in the melting bath vessel, for deflecting the metal strip, which is entering the melting bath, in a direction pointing out of the melting bath, wherein that end of the snout which is dipped into the melting bath has at least one runoff chamber which is bounded inward by an overflow wall, downward by a floor and outward by the wall of the snout, wherein an overflow edge of the overflow wall lies at least in sections below the melting bath surface, and wherein a suction line with a pump is connected to the at least one runoff chamber, characterized in that the at least one runoff chamber is provided with at least one through opening through which liquid molten metal can flow out of the melting bath into the at least one runoff chamber, wherein the at least one through opening is arranged lower than the overflow edge.