Importance

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Abstract

A fluidized bed reactor for combusting material at an elevated temperature and generating heat. The reactor includes an upright reactor chamber delimited by at least one supporting wall having an internally refractory lined lower portion, the reactor chamber defining a space containing an abrading flow of fluidized bed material, a refractory lining provided on the internal side of the lower portion of the supporting wall, a recess provided on the internal side of the supporting wall above the refractory lining, the recess being defined by at least an upper endwall and a bottom, and a coating provided on the internal side of the supporting wall above the refractory lining. The coating extends from the upper endwall of the recess to the refractory lining, for recessing at least an upper border region of the coating.

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First Claim