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Title:
METHOD AND APPARATUS FOR PRODUCING INGOT
Document Type and Number:
Japanese Patent JP2001279340
Kind Code:
A
Abstract:

To obtain a large scaled ingot 32 having high quality at a high productivity by surely preventing the mutual interference with melting atmosphere between a melting furnace 1 and a casting furnace 2.

This apparatus is provided with the melting furnace 1 and the casting furnace arranged perfectly independently of the melting furnace 1. The melting furnace 1 is provided, under highly clean atmosphere, with a crucible 4 for melting in which the raw metallic material is held, a induction heating coil 6 for making molten metal by heating and melting the raw material held in the crucible 4 for melting, and a mold 5 for making a primary ingot 8 by casting the molten metal in the crucible 4 for melting. The casting furnace 2 is provided, under highly clean atmosphere, with a first induction heating coil 26 for dripping the molten metal by heating and melting the primary ingot 8 and a casting mechanism 27 (casting means) for making the large scaled ingot 32 by continuously solidifying the molten metal.


Inventors:
KONO HITOSHI
OKUNO ATSUSHI
TSUDA MASANORI
NAKAI YASUHIRO
NAKAJIMA YOSHITO
Application Number:
JP2000095242A
Publication Date:
October 10, 2001
Filing Date:
March 29, 2000
Export Citation:
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Assignee:
SHINKO ELECTRIC CO LTD
International Classes:
B22D9/00; B22D27/06; C22B9/02; C22B9/04; C22B9/20; C22B9/22; F27B14/04; F27D11/08; (IPC1-7): C22B9/02; B22D9/00; B22D27/06; C22B9/04; C22B9/20; C22B9/22; F27B14/04; F27D11/08
Attorney, Agent or Firm:
Yoshiyuki Kaji (1 person outside)