发明名称 |
MATERIAL PENTRU ACOPERIREA SUPRAFETELOR PRODUSELOR DIN ALIAJE FIER-SILICIU |
摘要 |
<p>GRAIN-ORIENTED SILICON STEEL AND PROCESSING THEREFOR A process for producing grain-oriented silicon steel, and the steel produced thereby. The process includes the steps of: preparing a melt of silicon steel; casting the steel; hot rolling the steel; cold rolling the steel; decarburizing the steel; final texture annealing the steel; coating the steel with an aqueous solution comprised of from 4 to 30% phosphate ion, up to 6% magnesium ion, 5 to 34% colloidal silica and 0.15 to 6% hexavalent chromium; and curing the coated steel at a temperature of at least 1200.degree.F.</p> |
申请公布号 |
RO69537(A) |
申请公布日期 |
1980.06.15 |
申请号 |
RO19760086175 |
申请日期 |
1976.05.22 |
申请人 |
ALLEGHENY LUDIUM INDUSTRIES INC.,US |
发明人 |
CHOBY,EDUARD G.,US |
分类号 |
H01F1/18;C21D1/78;C21D8/12;C21D9/46;C22C38/02;C23C22/00;C23C22/33;C23C22/74;C23C26/00;H01F1/147;(IPC1-7):21D1/26;23F7/04;01F1/00 |
主分类号 |
H01F1/18 |
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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