Machines or apparatus for drying materials in loose, plastic, or fluidised form

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F26Drying F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM

F26B17/00Machines or apparatus for drying materials in loose, plastic, or fluidised form

F26B17/001the material moving down superimposed floors F26B17/002with floors which may rotate and turn over as a whole or in part F26B17/003with fixed floors provided with scrapers F26B17/005with rotating floors F26B17/006the movement being imparted by oscillation or vibration F26B17/007having a sieve F26B17/008the material being a slurry or paste applied onto moving elements F26B17/02with movement performed by belts carrying the materials with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces F26B17/023the material being a slurry or paste, which adheres to a moving belt-like endless conveyor for drying thereon, from which it may be removed in dried state F26B17/026the material being moved in-between belts which may be perforated F26B17/04the belts being all horizontal or slightly inclined F26B17/045the material on the belt being agitated, dispersed or turned over by mechanical means F26B17/06the belts being all vertical or steeply inclined F26B17/08the belts being arranged in a sinuous or zig-zag path F26B17/10with movement performed by fluid currents F26B17/101the drying enclosure having the shape of one or a plurality of shafts or ducts F26B17/102with material recirculation, classifying or desintegrating means F26B17/103with specific material feeding arrangements F26B17/104with fixed or moving internal bodies for defining or changing the course of the entrained material F26B17/105the shaft or duct, e.g. its axis, being other than straight F26B17/106the drying enclosure F26B17/107pneumatically inducing within the drying enclosure a curved flow path F26B17/108using impinging streams of entrained material F26B17/12with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure F26B17/122the material moving through a cross-flow of drying gas; the drying enclosure F26B17/124the vertical walls having the shape of at least two concentric cylinders with the material to be dried moving in-between F26B17/126the vertical walls consisting of baffles F26B17/128with provisions for working under reduced or increased pressure, with or without heating F26B17/14the materials moving through a counter-current of gas F26B17/1408the gas being supplied and optionally extracted through ducts extending into the moving stack of material F26B17/1416the ducts being half open or perforated and arranged horizontally F26B17/1425the ducts being perforated and arranged vertically F26B17/1433the drying enclosure F26B17/1441the members or bodies being stationary F26B17/145consisting of non-perforated panels or baffles F26B17/1458consisting of perforated panels or baffles; consisting of grids F26B17/1466the members or bodies being in movement F26B17/1475the movement being a vibration or oscillation F26B17/1483the movement being a rotation around a vertical axis F26B17/1491the movement being a rotation around a horizontal axis F26B17/16the materials passing down a heated surface F26B17/18with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers F26B17/20the axis of rotation being horizontal or slightly inclined F26B17/205with multiple chambers F26B17/22the axis of rotation being vertical or steeply inclined F26B17/24with movement performed by shooting or throwing the materials F26B17/26with movement performed by reciprocating or oscillating conveyors propelling materials over stationary surfaces with movement performed by reciprocating or oscillating shelves, sieves, or trays F26B17/263the conveying element making a rotary working movement while being transversely moved in one direction, the reverse or return movement being effected in an inoperative state F26B17/266the materials to be dried being moved in a helical, spiral or circular path F26B17/28with movement performed by rollers or discs with material passing over or between them F26B17/282the materials adhering to, and being dried on, the surface of rotating discs with or without scraping devices F26B17/284the materials being dried on the non-perforated surface of heated rollers or drums F26B17/286Arrangements for application of materials to be dried onto the drums or rollers; Arrangements for removing dried materials from the drums or rollers F26B17/288the materials being dried on perforated drums or rollers F26B17/30with movement performed by rotary or oscillating containers with movement performed by rotary floors F26B17/32the movement being in a horizontal or slightly inclined plane F26B17/34the movement being in a vertical or steeply inclined plane