Device for the exchange and handling of the lower central spout top blast furnace bell less type

摘要

Invention patent b "device to exchange and handling of the lower central spout top blast furnace bell less type" d .The present invention relates to a device for exchange of the nozzle lower central of the blast furnace with bell less top type ".The device is equipped with an arm tissue (3) that triggered, engages if the base of the lower central spout, centralizing the through stabilizing arms (6).To be hoisted by a hoist electrical,The device promotes the displacement of the lower central spout out of the blast furnace reducing downtime of the equipment and the risk of accidents for the personnel involved in the operation.