High temperature magnetic stirrer

Details High temperature magnetic stirrer High temperature magnetic stirrer

1984-03-12

1986-02-04

Coe, Philip R.

Agitating

With heating or cooling

Electrical heating

219433, 366273, 422 78, 422 99, 422199, B01F 1308

Patent

active

045681929

ABSTRACT:
Disclosed is a high temperature magnetic stirrer including a permanent magnet positioned underneath a frame supported platform. The magnet is positioned to be rotatable in a plane parallel to the platform. A spiral shaped heating element mounted to the frame is positioned above the platform and centered above the rotatable magnet. The spiral has a diameter sufficient to enclose a portion of a crucible. Means are provided to supply the heating element with electricity, and additional means are secured to the frame to rotate the magnet.

REFERENCES:
patent: 2535731 (1950-12-01), Goodenrath
patent: 3028476 (1962-04-01), Hug
patent: 3433465 (1969-03-01), Szpur
patent: 3554497 (1971-01-01), Zipperer
patent: 3766360 (1973-10-01), Eddleman et al.
patent: 3790749 (1974-02-01), Lee
patent: 3864088 (1975-02-01), Delin et al.
"Sobers Vertical Combustion Furnace", Hevi Duty Electric Company, Bulletin HD 1040, PTO dated 11-12-1942.

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