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Title:
ELECTRODE FOR ARC MELTING AND ARC MELTING FURNACE
Document Type and Number:
Japanese Patent JP2010101581
Kind Code:
A
Abstract:

To provide an electrode for arc melting used in an arc melting furnace for melting a metal material by thermal energy of arc and reducing the possibility of dropping of a tip electrode material.

The electrode for arc melting mounted to a water-cooled electrode holding material 23c arranged on the indoor side of a melting chamber 20 of the arc melting furnace 1 for melting the metal material by thermal energy of the arc includes: a connecting member 23b formed to have a columnar shape, having a through-hole 23b2 formed on the axial center part and detachably mounted to the water-cooled electrode holding material 23c; and the electrode material (tungsten electrode) 23a formed to have a bar shape, having a rear end inserted to the through hole 23b2 of the connecting member 23b and jointed to the connecting member 23b. The electrode material 23a and the connecting member 23b are mechanically interconnected by a machine screw 23d.


Inventors:
INOUE AKIHISA
KIMURA HISAMICHI
TAKAHASHI TOSHIJI
NAGASHIMA HIDEJI
Application Number:
JP2008274651A
Publication Date:
May 06, 2010
Filing Date:
October 24, 2008
Export Citation:
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Assignee:
DIA SHINKU KK
UNIV TOHOKU
International Classes:
F27B3/08; F27B3/20; F27D11/08
Domestic Patent References:
JPS5618695U1981-02-18
JPS6248798U1987-03-26
JPH10314978A1998-12-02
JPH0673898U1994-10-18
JPS5618694U1981-02-18
JPS34851B1
Attorney, Agent or Firm:
Kinoshita Shigeru