| 发明名称 |
PRETREATING METHOD FOR ANNEALING |
| 摘要 |
PURPOSE:To prevent precipitation of graphite on the surface of a colled steel plate during annealing by electrocleaning the plate in an aq. soln. of a alkali contg. sulfur cpds. and a sequestering agent or coating the plate with a soln. contg. the sulfur cpds. and sequentering agent before annealing the plate. |
| 申请公布号 |
JPS5325219(A) |
申请公布日期 |
1978.03.08 |
| 申请号 |
JP19760099615 |
申请日期 |
1976.08.23 |
| 申请人 |
NIPPON STEEL CORP;NIPPON PACKAGING KK |
发明人 |
SHIMADA SHIYOUJI;KAMIMURA RIYOUJI;OKABE MASAYOSHI;NAGAEI YOSHIO |
| 分类号 |
C21D1/70;C25F1/00 |
主分类号 |
C21D1/70 |
| 代理机构 |
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代理人 |
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| 地址 |
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