发明名称 |
Refractory lining and process for its manufacture. |
摘要 |
<p>Refractory lining for e.g. casting boxes comprising a refractory matrix and precipitated silica, the silica being precipitated in situto form a structure, imparting to the material a volume weight of from about 0.8 to about 1.2 g/cm<Sup>3</Sup>, the material being substantially free from carbon, hydrogen and available oxygen; process for the manufacture of such refractory lining.</p> |
申请公布号 |
EP0130956(A2) |
申请公布日期 |
1985.01.09 |
申请号 |
EP19840850204 |
申请日期 |
1984.06.25 |
申请人 |
HOEGANAES AB |
发明人 |
IVARSSON, PAUL LENNART;BLOM, INGVAR GUSTAV AXEL;BERG, LARS GUSTAV |
分类号 |
B22D41/02;C04B28/24;C04B35/20;(IPC1-7):C04B35/68;C04B38/10;C04B28/00 |
主分类号 |
B22D41/02 |
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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