摘要 |
1. Installation for the continuous thermal treatment of wire rod, characterized in that it comprises a tank containing an aqueous bath maintained at a temperature equal to or higher than 75 degrees C, at least one entry conveyor having an emerged part and a part submerged in the aqueous bath, and at least one exit conveyor having a part submerged in the aqueous bath and an emerged part, in that the entry conveyor is stepped so as to have several stages within the said tank, and in that the tank is equipped with means making it possible to vary the level of the aqueous bath in the tank, in order to submerge selectively one or more stages of the said entry conveyor. |