1) copper-strip corrosion
铜腐
1.
After analyzing the reason of copper-strip corrosion extra-index of hydrocreacking LPG products, the idea that utilizing NC-L double-function desulfurization and de-chlorine adsorbent to improve the grade of liquefied petroleum Gas (LPG) copper-strip corrosion has been put forward and therefore a siding test was thus performed.
分析了加氢裂化装置液化气产品的铜腐超标的原因 ,提出利用NC -L型双功能脱硫脱氯吸附剂提高液化气铜腐等级 ,并为此进行了侧线试验。
2) copper corrosion
铜腐蚀
1.
The test results showed that the five factors affecting copper corrosion in a descending order as:pH, rotation speed, dissolved oxygen,: time and temperature.
通过准动态正交试验(L1645),研究了时间、水温、转速、pH值、溶解氧等因素对发电机内冷水系统中铜导线腐蚀的影响,结果表明:各因素对铜腐蚀影响的顺序从大到小依次为:pH值、转速、溶解氧、试验时间、水温、当试液pH值分别为6。
3) copper strip corrosion
铜片腐蚀
1.
In this paper, the NC-L type bi-functional absorbent was used in LPG unit, Aromatic Plant, YPC for solving the copper strip corrosion problem of produced automotive liquified petroleum gas.
针对扬子石化股份公司芳烃厂液化气装置生产的车用液化气钢片腐蚀不合格的问题,采用NC-L型双功能吸附剂,有效地脱除车用液化气中的H_2S和HCl,使其铜片腐蚀指标合格,取得了良好的经济和社会效益。
2.
The copper strip corrosion qualification for FCC gasoline is one of the national standards.
催化裂化汽油铜片腐蚀合格是重要的国标之一 ,但由于将重油作为催化裂化原料而使部分催化裂化汽油铜片腐蚀不合格。
4) copper corrosion
铜片腐蚀
1.
The off-spec copper corrosion resulting from emulsification caustic carry over can be avoided while keeping product sulfur within specification
该工艺与现有的静态混合器、填料塔、塔板塔等工艺比较,具有二相混合强度低而接触面积大,脱硫率高的显著特点,在使产品总硫合格的前提下,可有效地避免乳化带碱引起的产品铜片腐蚀不合格。
2.
On the basis of FCC gasoline treatment processes,the causes of off-specification of copper corrosion test of gasoline were analyzed,and the differences in sulfur distribution in FCC gasoline with different corrosivities were investigated.
从催化裂化汽油的精制工艺入手,分析了造成汽油铜片腐蚀不合格的原因,对汽油中的活性硫化物如元素硫、硫化氢等进行了深入研究,并对如何避免汽油铜片腐蚀的发生提出了建议。
3.
The results showed that the mass concentration of sulphur in LPG was dropped from 10mg/m3 to 5mg/m3,the copper corrosion of LPG declined from grade 2~3 to 1.
运行结果表明,采用NF-Q精脱硫剂对重整液化气进行脱硫后,液化气总硫质量浓度由10 mg/m3下降为5 mg/m3,铜片腐蚀由2~3级下降为1级,满足GB 1174—89的要求。
6) copper engraving, etched copper-plate
腐蚀铜版
补充资料：醋酸铜合亚砷酸铜
分子式：Cu(CH3COO)2·3Cu(ASO2)2
CAS号：
性质：学名醋酸铜合亚砷酸铜（Copper acetoarsenit）。醋酸铜和亚砷酸铜的复盐。深绿色粉末。能溶于酸。不溶于水和醇。能水解。空气中二氧化碳作用生成亚砷酸。可由亚砷酸钠、醋酸和硫酸铜作用而制得。农药上用作杀虫剂，常与消石灰混合。并配成90%可湿性粉剂使用，以降低其药害。也可用于木材防腐。
CAS号：
性质：学名醋酸铜合亚砷酸铜（Copper acetoarsenit）。醋酸铜和亚砷酸铜的复盐。深绿色粉末。能溶于酸。不溶于水和醇。能水解。空气中二氧化碳作用生成亚砷酸。可由亚砷酸钠、醋酸和硫酸铜作用而制得。农药上用作杀虫剂，常与消石灰混合。并配成90%可湿性粉剂使用，以降低其药害。也可用于木材防腐。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条