Title:
CYLINDRICAL REFRACTORY FOR TAPHOLE
Document Type and Number:
Japanese Patent JP3488736
Kind Code:
B2
Abstract:
PURPOSE: To provide a taphole for a melting furnace, which is free from problems related to attachment of slag and has good durability.
CONSTITUTION: The subject relates to a cylindrical refractory body 2 for a taphole, which forms a taphole 1 leading from inside a furnace to the outside and for carrying off molten iron from a melting furnace. The inner side of this cylindrical body 2, particularly on the side of the outside 4 of the furnace, is formed of a material with liability to fusion 7; the rest of it is of a material with good corrosion resistance 6.
Inventors:
Hajime Kasahara
Akira Nobumoto
Makoto Geshi
Akira Nobumoto
Makoto Geshi
Application Number:
JP5081094A
Publication Date:
January 19, 2004
Filing Date:
March 22, 1994
Export Citation:
Assignee:
Kurosaki Harima Co., Ltd.
Nippon Steel Corporation
Nippon Steel Corporation
International Classes:
C04B35/043; C21B11/02; F27D3/14; (IPC1-7): F27D3/14; C04B35/043; C21B11/02
Domestic Patent References:
| JP666479A | ||||
| JP5312482A | ||||
| JP6184617A |
Attorney, Agent or Firm:
Tsutomu Inoue (1 person outside)
Toshiki Sugiura (1 outside)
Toshiki Sugiura (1 outside)