Title:
LOCAL FURNACE OF PRESS-CASTING MACHINE
Document Type and Number:
Japanese Patent JP2001191164
Kind Code:
A
Abstract:
To provide a local furnace of a press-casting machine so that the a metal is melted smoothly in a short time without any gas absorption or inclusion of impurities.
A metal heating process is divided into a solid-phase area and a liquid-phase area, a direct heating apparatus (an induction heating coil 1 and a carrying apparatus 2) in which the metal itself generates the heat is provided to heat the solid-phase area, and an indirect heating furnace (a resistance furnace 5) to melt the metal by the radiation and the heat transfer from a graphite crucible heated by heat sources such as a resistance wire and the combustion gas is provided to heat the liquid-state area successive to the heating of the solid-phase area.
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Inventors:
HAYASHI SHIZUO
Application Number:
JP37219699A
Publication Date:
July 17, 2001
Filing Date:
December 28, 1999
Export Citation:
Assignee:
FUJI ELECTRIC CO LTD
International Classes:
H05B3/00; B22D17/28; B22D45/00; F27B9/06; F27B14/06; F27D11/02; F27D11/06; H05B6/10; (IPC1-7): B22D17/28; B22D45/00; F27B9/06; F27B14/06; F27D11/02; F27D11/06; H05B3/00; H05B6/10
Attorney, Agent or Firm:
Shoji Shinobe
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