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发明名称
PROTECTIVE GAS FOR METAL PRODUCTION
摘要
申请公布号
EP1867413(A4)
申请公布日期
2009.04.01
申请号
EP20060732372
申请日期
2006.04.26
申请人
CENTRAL GLASS COMPANY, LIMITED
发明人
HIBINO, YASUO;TAMAI, RYOICHI;OKAMOTO, SATORU;SAKYU, FUYUHIKO
分类号
B22D46/00;B22D21/04
主分类号
B22D46/00
代理机构
代理人
主权项
地址
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