1、

it shows that this passivation technology can efficiently improve thermal performance of coke and bring prominent economical benefit.

认为该技术能有效改善焦炭的高温性能,并为高炉炼铁带来显著的经济效益。

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2、

passivation technology for high corrosion resistance of hot-dip galvanized strip

高耐蚀性热镀锌板的钝化处理工艺探讨

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A chromium-free colorful passivation technology for zinc coating was developed.

研究了用于锌镀层彩色钝化的无铬钝化液最佳配方及工艺.

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New Technology Study on Passivation and Brightening of Cast State Stainless Steel

铸态不锈钢光亮钝化新工艺研究

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The cleaning technology was hydrochloric acid cleaning, citric acid rinse, peroxide passivation.

清洗工艺为盐酸酸洗 、 柠檬酸漂洗 、 双氧水钝化.

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Chemical Displacement Cu-plating Technology and Passivation Rust Prevention Treating of Steel Wire

钢丝化学置换镀铜工艺及钝化防锈处理

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10、

The trend in phosphate treatment technology has been summarized such as phosphate-free, nickel free, chromium free passivation, low temperature phosphate treatment and surface pretreatment before phosphate treatment.

概述了磷化技术在无亚硝酸盐磷化,无镍磷化,无铬钝化,低温磷化及磷化前表面预处理方面的进展。

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