Cleaning and liquid contact with solids – Apparatus – Sequential work treating receptacles or stations with means...
Patent
1998-10-13
2000-04-25
Coe, Philip R.
Cleaning and liquid contact with solids
Apparatus
Sequential work treating receptacles or stations with means...
134109, B08B 302
Patent
active
06053186&
ABSTRACT:
Machine for removing salt cores from pressure die-cast or injection molded articles, having a washing tunnel, inside which there are a plurality of washing stations, and a conveyor designed to advance the articles one after the other through each washing station where a plurality of nozzles, pointing in a plurality of directions, project jets of a saline solution which is saturated or supersaturated with the same salt as that used to make the cores, on to the articles; the machine also having a tank, positioned underneath the conveyor, to recover the supersaturated saline solution containing, in suspension, the salt from which the abovementioned cores are made, a pump for conveying the saline solution contained in the tank to the nozzles and, lastly, a filtering device for recovering the excess salt in suspension in the tank.
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patent: 2698627 (1955-01-01), Kearney et al.
patent: 3607482 (1971-09-01), Selm
patent: 4570693 (1986-02-01), Barlow
patent: 4752283 (1988-06-01), Copeland et al.
patent: 5128192 (1992-07-01), Narasaki
Coe Philip R.
Magneti Marelli S.p.A.
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