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序号 | 公布号 | 发明名称 | 公布日期 | 摘要 |
1 | CN101935832B | 一种常温下可循环使用的锌铁系金属表面磷化液 | 2011.12.21 | 本发明涉及一种常温下可循环使用的锌铁系金属表面磷化液,其特征在于由以下原料按重量百分比配置而成:磷酸 |
2 | CN101935832A | 一种常温下可循环使用的锌铁系金属表面磷化液 | 2011.01.05 | 本发明涉及一种常温下可循环使用的锌铁系金属表面磷化液,其特征在于由以下原料按重量百分比配置而成:磷酸 |