Conveying materials in bulk through troughs, pipes, or tubes by floating the materials, or by flows of gas, liquid, or foam

BPERFORMING OPERATIONS TRANSPORTING B65Thin material handling B65GTRANSPORT OR STORAGE DEVICES

B65G53/00Conveying materials in bulk through troughs, pipes, or tubes by floating the materials, or by flows of gas, liquid, or foam

B65G53/02Floating material troughs B65G53/04Conveying materials in bulk pneumatically through pipes or tubes Air slides B65G53/06Gas pressure systems operating without fluidisation of the materials B65G53/08with mechanical injection of the materials B65G53/10with pneumatic injection of the materials by the propelling gas B65G53/12the gas flow acting directly on the materials in a reservoir B65G53/14the gas flow inducing feed of the materials by suction effect B65G53/16Gas pressure systems operating with fluidisation of the materials B65G53/18through a porous wall B65G53/20of an air slide B65G53/22the systems comprising a reservoir B65G53/24Gas suction systems B65G53/26operating with fluidisation of the materials B65G53/28Systems utilising a combination of gas pressure and suction B65G53/30Conveying materials in bulk through pipes or tubes by liquid pressure B65G53/32Conveying concrete B65G53/34Details B65G53/36Arrangements of containers B65G53/38Modification of material containing walls to facilitate fluidisation B65G53/40Feeding or discharging devices B65G53/42Nozzles B65G53/44Endless conveyors B65G53/46Gates or sluices B65G53/4608Turnable elements B65G53/4616with axis of turning parallel to flow B65G53/4625with axis of turning perpendicular to flow B65G53/4633the element having pockets, rotated from charging position to discharging position B65G53/4641with means for clearing out the pockets B65G53/465with a closable outlet B65G53/4658the element having passages simultaneously connectable to both inlet and outlet ports B65G53/4666with axis of turning neither parallel nor perpendicular to flow B65G53/4675with flexible wall parts B65G53/4683with a reciprocating mover acting directly on material B65G53/4691of air-lock type B65G53/48Screws or like rotary conveyors B65G53/50Pneumatic devices B65G53/52Adaptations of pipes or tubes B65G53/521means for preventing the accumulation or for removal of deposits B65G53/523Wear protection B65G53/525for conveyance in plug-form B65G53/526with means for special treatment to facilitate transport B65G53/528Flux combining or dividing arrangements B65G53/54Flexible pipes or tubes B65G53/56Switches B65G53/58Devices for accelerating or decelerating flow of the materials Use of pressure generators B65G53/60Devices for separating the materials from propellant gas B65G53/62Using liquid B65G53/64in discrete amounts B65G53/66use of indicator or control devices