PROCÉDÉ DE CHAUFFAGE DE TYPE EN PHASE GAZEUSE ET DISPOSITIF DE CHAUFFAGE DE TYPE EN PHASE GAZEUSE

摘要

A gas phase type heating method includes loading an object into a vapor heating furnace or a heating furnace via a loading/unloading portion, cooling vapor of a heat transfer liquid by a cooler provided above the loading/unloading portion in the vapor heating furnace, and causing a gas to go in and out, making a pressure in a continuous furnace uniform, and heating the loaded object, by a connection portion that is provided above the cooler and has a pressure loss smaller than a pressure loss of the loading/unloading portion.