| 摘要 |
PROBLEM TO BE SOLVED: To provide an accumulation cylinder type gas blower which can suppress intrusion of molten metal in a blow plug, improve the durability and prolong the service life, and a ladle having the blower. SOLUTION: The ladle has an accumulation cylinder type gas blower 5 which is attachably/detachably provided on a side or a bottom part of the ladle 1. The accumulation cylinder type gas blower comprises a main pipe 8 forming a gas passage to blow the gas into the ladle from an independent gas supply source 4 via a gas blow plug 3, an accumulation cylinder 7 having the function of accumulating the gas through the main pipe, and a control unit 6 having the function of accumulating the gas in the accumulation cylinder simultaneously with the start of the gas blow through the gas pipe or while blowing the gas and switching the gas accumulation to the gas blowing of the gas accumulated in the accumulation cylinder simultaneously with the completion of the gas blowing through the main pipe. COPYRIGHT: (C)2003,JPO.
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