Dispensing – Molten metal dispensing – Flow controllers or assists
Patent
1993-07-23
1995-03-28
Kastler, Scott
Dispensing
Molten metal dispensing
Flow controllers or assists
266239, B22D 3906
Patent
active
054009316
ABSTRACT:
A metering device for metal comprises a pump house (1) submerged in liquid metal in a container (6) with a supply device (4) for gas, an inlet (8,9) for the supply of liquid metal from the container (6) and an outlet pipe (5) designed as a siphon. The outlet end of this pipe is located at the same level as the level of the metal inside the crucible and the inlet end is fitted with a valve (13). It is preferable to use an outlet pipe designed with one part above the level of the metal in the crucible and one part below the level of the metal in the crucible. The pump house metal intake can be in the form of a valve or a riser pipe. It is preferable to use a valve in the form of a loose ball.
REFERENCES:
patent: 2713705 (1955-07-01), Lapin
patent: 3448898 (1969-06-01), Bennett
patent: 3800986 (1974-04-01), Stamp
Holta Olay
Sjoberg Vidar
Solli Oystein
Kastler Scott
Norsk Hydro a.s
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