Title:
溶解炉
Document Type and Number:
Japanese Patent JP5367715
Kind Code:
B2
Abstract:
A melting furnace including a sealed container containing an inert gas atmosphere, a crucible that is located inside the sealed container and melts a raw material by induction heating, and a crucible cooling mechanism. The crucible cooling mechanism includes a pipe portion that includes an intake that communicates with the sealed container and enables the inert gas to be discharged from the sealed container, and an outlet that enables the inert gas to be introduced into the sealed container, a heat exchange portion that is located partway along the pipe portion, and a gas transporting portion that is located partway along the pipe portion.
Inventors:
Satoshi Naito
Ichiro Mukai
Ichiro Mukai
Application Number:
JP2010530730A
Publication Date:
December 11, 2013
Filing Date:
September 25, 2009
Export Citation:
Assignee:
ULVAC, Inc.
International Classes:
F27D9/00; B22D45/00; F27B14/04; F27B14/18; F27D7/04; F27D11/06; B22D23/00
Domestic Patent References:
| JPH01155186A | 1989-06-19 | |||
| JPS62153683A | 1987-07-08 |
Attorney, Agent or Firm:
Masatake Shiga
Shingo Suzuki
Shingo Suzuki