发明名称 Method of removing the fused non-ferrous or ferrous metal stickers from slag pot ladles
摘要 A method of removing a metal sticker from a metal slag pot ladle. A step is taken of injecting cryogenic freezing gases into the ladle, while taking care to avoid contact of the freezing gases with interior walls of the ladle. A step is then taken of lowering a temperature of the metal sticker until the metal sticker shrinks and pulls away from the interior walls of the ladle.
申请公布号 US2006207694(A1) 申请公布日期 2006.09.21
申请号 US20060368345 申请日期 2006.03.03
申请人 QUADRA INDUSTRIAL SERVICES ONTARIO INC. 发明人 FRACASSI PHILIP
分类号 C21D6/04 主分类号 C21D6/04
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