Electromagnetic helical pump for high-temperature...

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – With means to discharge molten material

Reexamination Certificate

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Reexamination Certificate

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07316800

ABSTRACT:
Electromagnetic helical pump for high-temperature transportation of molten metal, comprising an explicit-pole or implicit-pole inductor exciting a rotating magnetic field (RMF), and a helical channel consisting of a thick-wall ceramic pipe with a quick-change helical core made of graphite or graphitized carbon. The pump can be used for transportation and batching of molten aluminum, magnesium, copper, etc. and their alloys.

REFERENCES:
patent: 3251302 (1966-05-01), Baker
patent: 3759635 (1973-09-01), Carter et al.
patent: 4212592 (1980-07-01), Olich et al.
patent: 4775298 (1988-10-01), Lauhoff et al.
Dardik, I. I., “The Great Law of the Universe,” Cycles, Foundation for the Study of Cycles, Wayne, PA, U.S., vol. 44, Mar. 1994, pp. 265-277.

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