Liquid transferring device

Details Liquid transferring device Liquid transferring device

1978-02-08

1979-12-18

Scherbel, David A.

Dispensing

Processes of dispensing

Molten metal

164 63, 164253, 222595, B22D 4100, B22D 4500

Patent

active

041790456

ABSTRACT:
This invention relates to improvements in a liquid transferring device, in particular for molten metals, of the type comprising an inverted U-shaped siphon connected with a crucible to form a hydraulic circuit having one or more liquid inlet openings and connectable to at least one source of vacuum and at least one source of pneumatic pressure in order to suck the liquid into the crucible and then push the same through the hydraulic circuit and prime the siphon. The improvement comprises a degassing chamber located at the siphon bight and maintained under a pre-established negative pressure during the transferring operation.

REFERENCES:
patent: 2893860 (1959-07-01), Lorenz
patent: 3558121 (1971-01-01), Lenne
patent: 3776439 (1973-12-01), Settle
patent: 3834587 (1974-09-01), Bengt et al.
patent: 3921859 (1975-11-01), Colombani

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