PROTECTIVE DEVICE OF TUYERE FOR METALLURGICAL FURNACE

PROTECTIVE DEVICE OF TUYERE FOR METALLURGICAL FURNACE

PROBLEM TO BE SOLVED: To provide a protective structure of a tuyere for a metallurgical furnace which prevents hot contents in the furnace from being directly dropping on the upper side of the tuyere and prolongs the service life of the tuyere. SOLUTION: In the protective device of the tuyere 1 whic...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: OKUDA TAKAAKI, MORIMITSU HIROTOMO
Format: Patent
Sprache:eng
Schlagworte:
BLASTING
CHEMISTRY
DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE
FURNACES
HEATING
KILNS
LIGHTING
MANUFACTURE OF IRON OR STEEL
MECHANICAL ENGINEERING
METALLURGY
METALLURGY OF IRON
OVENS
RETORTS
WEAPONS
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To provide a protective structure of a tuyere for a metallurgical furnace which prevents hot contents in the furnace from being directly dropping on the upper side of the tuyere and prolongs the service life of the tuyere. SOLUTION: In the protective device of the tuyere 1 which is provided to blow hot air into the metallurgical furnace used to smelt ores or the like and supported by a refractory 4 disposed therearound, a metal piece 6 having a refrigerant passage 8 is protruded on the in-furnace side and arranged on the upper part of the refractory 4 above the tuyere. COPYRIGHT: (C)2003,JPO