Apparatus for regenerating foundry sand

Solid material comminution or disintegration – Apparatus – Including means applying fluid to material

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Details

241 57, 241 791, 241275, 241DIG10, B02C 1906, B02C 2320

Patent

active

055203418

ABSTRACT:
A foundry sand is regenerated in an upright chamber to which air is admitted at the junction between a peripheral wall and between while an abrading rotor is in a horizontal plane close to the bottom to establish a vertical line with columns of fluidized sand outwardly of the orbit of the rotor.

REFERENCES:
patent: 335574 (1886-02-01), Fuller et al.
patent: 2309036 (1943-01-01), Beardsley
patent: 3913847 (1975-10-01), Glatt et al.
patent: 4436138 (1984-03-01), Kondo
patent: 5045090 (1991-09-01), Pohl
patent: 5289920 (1994-03-01), Godderidge et al.
patent: 5330112 (1994-07-01), Nagaoka et al.
patent: 5381968 (1995-01-01), Lohnherr et al.

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