发明名称 |
Process and solution for providing a conversion coating on a metallic surface I |
摘要 |
An aqueous acidic solution for forming a rare earth element containing conversion coating on the surface of a metal, said solution being chromate-free and including effective quantities of at least one rare earth element (as herein defined) containing species, an oxidant and at least one accelerator, comprising a metal selected from Groups VA and VIA of the Periodic Table.
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申请公布号 |
US6773516(B2) |
申请公布日期 |
2004.08.10 |
申请号 |
US20010988578 |
申请日期 |
2001.11.20 |
申请人 |
COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION |
发明人 |
HARDIN SIMON GERARD;WITTEL KLAUS WERNER;HUGHES ANTHONY EWART;NELSON KAREN JOY HAMMON |
分类号 |
B05D3/10;C23C22/53;C23C22/56;C23C22/57;(IPC1-7):C23C22/00 |
主分类号 |
B05D3/10 |
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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