发明授权
- 专利标题: REFRACTORY ARTICLE FOR PREVENTING VORTEXING IN A METALLURGICAL VESSEL
- 专利标题(中): 冶金血管的预防防火材料,在洄
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申请号: EP92919137.7申请日: 1992-08-27
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公开(公告)号: EP0662021B1公开(公告)日: 1998-11-04
- 发明人: VASSILICOS, Achilles
- 申请人: USX ENGINEERS AND CONSULTANTS, INC.
- 申请人地址: 600 Grant Street Pittsburgh Pennsylvania 15219-4776 US
- 专利权人: USX ENGINEERS AND CONSULTANTS, INC.
- 当前专利权人: USX ENGINEERS AND CONSULTANTS, INC.
- 当前专利权人地址: 600 Grant Street Pittsburgh Pennsylvania 15219-4776 US
- 代理机构: Lerwill, John
- 优先权: US881982 19920512
- 国际公布: WO9323188 19931125
- 主分类号: B22D41/50
- IPC分类号: B22D41/50
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