fluidised bed, fluid-bed, boiling bed
hõljuvas olekus puisteaine (pulber või graanulid) gaasilises keskkonnas; leiab rakendust materjalide ja toodete kuivatamisel, kuumutamisel, kaltsineerimisel, sulatamisel, pindamisel, termotöötlusel jm, a bed in which powdered or granular material is contained and suspended in rising stream of hot air or gases as a means of drying, heating, calcining, smelting, coating, heat treatment etc (see: fluid