Conveyor residue removal apparatus
OwnerVincent C. Wardinventor
Life of this patent
Estimating the term…
Abstract
An electric arc furnace includes a crucible having a metal shell for recovering precious metals from spent material. The shell includes a metal tap hole and a slag door positioned above and opposite the metal tap hole. A removable swinging roof is provided above the crucible together with a plurality of electrodes for heating the spent material. Also, a cooling band circumscribes the crucible for cooling the metal shell. Conveyors are provided for distributing the spent material at a plurality of points located between the electrodes and the wall of the crucible. The crucible is tilted to allow the removal of the slag and metal.
Claims4
A conveyor for metallics and non-metallics which comprises:
- a magnet at one end of a conveyor belt having a pulley wheel, said metals adhering to said conveyor belt;
- and
- a beater bar for releasing said metals from the underside of said conveyor belt after passing over the pulley wheel which comprises:
- a shaft located under said conveyor belt and adjacent the outer limit of the magnetic field of said magnet, and
- an iron bar having parallel sides and a closed slot between said parallel sides,
- said shaft extending through said slot.
Dependencies are inferred from the claim text.