| 发明名称 |
NUCLEAR STEAM GENERATOR CHEMICAL CLEANING PASSIVATION SOLUTION |
| 摘要 |
A method for passivating the surfaces of a nuclear steam generator and a solution therefor includes EDTA and hydrogen peroxide in a temperature range of 37.degree.C to 49.degree.C. The solution is adjusted to have a pH of between about 9.2 and 9.5 and used on the surfaces for two hours or more for passivating the surfaces.
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| 申请公布号 |
CA2170002(C) |
申请公布日期 |
2002.01.01 |
| 申请号 |
CA19962170002 |
申请日期 |
1996.02.21 |
| 申请人 |
FRAMATOME TECHNOLOGIES INCORPORATED (FORMERLY B&W NUCLEAR TECHNOLOGIES)<;BABCOCK & WILCOX COMPANY (THE) |
发明人 |
JEVEC, JOHN M.;DOW, RANDALL P. |
| 分类号 |
C23C22/62;G21C13/087;G21C17/022;(IPC1-7):C23C22/60;G21C21/00;G21D5/06 |
主分类号 |
C23C22/62 |
| 代理机构 |
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