发明名称 |
Process for the preparation of a grain refiner. |
摘要 |
The invention concerns a process for the preparation of a grain refiner contained within an aluminum matrix, comprising intimate mixing of at least one reaction product of titanium and aluminum contained within an aluminum matrix and at least one reaction product of boron and aluminum contained within an aluminum matrix thereby obtaining solid state reaction products by reacting the reaction products by solid state reaction.
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申请公布号 |
EP0521580(A1) |
申请公布日期 |
1993.01.07 |
申请号 |
EP19920202013 |
申请日期 |
1992.07.02 |
申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
KUSTER, ANTONIUS;GROENENBERG, CORNELIS JACOBUS ROBERT;VAN KLEEF, CHRISTIAAN HENDRIKUS;VAN RAVENSWAAY, WIM ALBERT |
分类号 |
C22C1/02;B22D27/20;B22F3/23;C22C1/00;C22C21/00;C22C32/00 |
主分类号 |
C22C1/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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