Heating, Mixing and hydrating apparatus and process

摘要

The invention relates to apparatus and a process for mixing a gas/vapour with a process liquid comprising a material and a carrier liquid. The apparatus comprises a passage (10) having an inlet (14) and an outlet (16) for a process liquid comprising the material and an inlet (24) for supersonic steam which is configured such that the angle of impingement of the steam on the carrier liquid can be varied.