发明名称 |
BOTTOM LINING FOR ELECTROLYTIC CELLS AND PROCESS FOR ITS MANUFACTURE |
摘要 |
<p>A bottom lining for electrolytic cells formed from steel pots for use in primary production and secondary refining, made from a monolithic stamping of a finely granulated powder having a high alumina content, and a process for producing same. The powder is obtained from aluminum industrial scrap recovery and salt slags and has the following components in the following amounts based on dried weight: Al2O3 40-90% AlN. 0.1-25% MgO 4-20% SiO2 0.5-15% CaO 0.1-15% Al (metallic) 0.1-10% Si (metallic) 0.1-10% Fe2O3 0.1-5% C not more than 5% F not more than 5% Na2O 0.1-5% K2O 0.1-2% TiO2 0.1-2% Others not more than 5% Loss on ignition not more than 10%.</p> |
申请公布号 |
CA2238913(A1) |
申请公布日期 |
1998.11.30 |
申请号 |
CA19982238913 |
申请日期 |
1998.05.28 |
申请人 |
SEGL LUENEN SALZSCHLACKE-ENTSORGUNGSGESELLSCHAFT LUENEN MBH |
发明人 |
FEIGE, REINHARD;MERKER, GERHARD |
分类号 |
C04B35/66;C25C3/08;(IPC1-7):C25C3/08 |
主分类号 |
C04B35/66 |
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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