| 发明名称 |
Phosphate coating complex metal surfaces |
| 摘要 |
Anodic formation of amorphous iron phosphate films in a dialkyl hydrogen phosphate electrolytic medium containing hydrogen-rich cation exchange resin particles having a free moisture content between about 9% and about 33% by weight.
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| 申请公布号 |
US4808281(A) |
申请公布日期 |
1989.02.28 |
| 申请号 |
US19880212352 |
申请日期 |
1988.06.27 |
| 申请人 |
GENERAL MOTORS CORPORATION |
发明人 |
TISON, RICHARD P.;WANG, SU-CHEE S.;SNYDER, DEXTER D. |
| 分类号 |
C25D11/36;(IPC1-7):C25D11/00 |
主分类号 |
C25D11/36 |
| 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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