查询词典 zinc-plate process

In this paper, a new process of separating iron, zinc and manganese in mixed sulphate solution was developed.

本文提出了一个从混合硫酸盐溶液中萃取分离铁、锌、锰的新工艺。

The method only relates to two raw materials of zinc chloride and ammonia, which can effectively avoid generating impurities in the complicated preparation process.

这种方法只涉及到氯化锌和氨水两种原料，可有效的避免在复杂的制备过程中产生的杂质生成物。

Potassium chloride zinc plating technology was introduced, and the use and maintenance of galvanizing bath and passivation solution were detailed demonstrated, as well as some prevention and treatment suggestion were provided to the common troubles in actual process.

摘要介绍了氯化钾光亮镀锌工艺，并主要就氯化钾镀锌液及钝化液使用、维护作了较详尽的阐述，同时针对在实际使用过程中出现的常见故障提出了预防、处理意见。

This paper describes experimental process and results for recovering zinc from flue dust and analyses the technical features and economic superiority of chlorine removal from copper residue .

介绍了烟尘中锌的回收试验过程及结果，分析了铜渣除氯的技术特点和经济优

"The process includes contacting the finely ground ore with the cyanide solution, separating unwanted solids from the clear solution, and recovering the precious metals from the solution by precipitation with zinc dust."

该方法包括三个步骤，即将磨细的矿石与氰化物溶液接触；把固体物从净溶液中分离出来；通过加入锌粉沉淀从溶液中回收贵金属。

Thus the alkaline zincate continuous zinc plating technology for steel sheet was investigated, with the emphasis being placed on the effects of the bath composition and process conditions on the current efficiency. The throwing power of the plating solution was tested using Hull's cell 8 points thickness method, and the adhesion strength of the coating was examined by heating and shock cooling test.

为此，研究了用于薄钢板连续电镀的锌酸盐镀锌工艺，重点研究了镀液成分及工艺条件对电流效率的影响，用Hull槽8点法测试了镀液的均镀能力；用加热骤冷法测试了镀层的结合力，并对薄钢板连续电镀锌的前后处理工艺作了探讨。

3 All iron components which are installed in the open air and can be easily abraded should be processed by zincification with the process of hot immersed zinc.

3.3.3.9.7.3 采用热浸锌工艺对安装在露天并容易发生腐蚀的所有铁部件进行镀锌处理。

During the technology of Zincite produced by direct process from the Zinc Sulfide mineral concentrate in high elevation area,the characteristic of the impurities,distribution was different from that of the technology under usual condition.

根据硫化锌精矿在高原地区用直接法生产氧化锌的工艺中，杂质元素走向与正常状况下不同的特点，文章研究了该工艺的不同操作参数对产品质量的影响。

Process of flotation of acture ore is the following: firstly, adding Na_2CO_3, ZnSO_4, CSU-1 to the pulp while grinding, and thus in this condition of low Eh, marmatite is inhibited; Secondly, adding CSU-1 to the pulp out of grinding machine, then amesonite and iron sulfur mineral can be flotated using diethyldithiocarbamate as collector; High quality lead and antimony concentrate can be got by adding CSU-1 and calcareousness; Lastly, marmatite is flotated by adding calcareousness, CuSO_4, xanthe, and D-250 to get zinc concentrate.

小型试验研究表明，首先在脱硫粗选作业只加入适量的Na_2CO_3、ZnSOO_4、和CSU-1至磨矿机，利用磨矿机的研磨和磨机中的低电位环境，使铁闪锌矿受到抑制，而最容易浮的脆硫锑铅矿和黄铁矿、磁黄铁矿等硫化矿物则依然具有可浮性；在磨机出来的矿浆中分别加入CSU-1进一步抑制易浮的铁闪锌矿，然后加入乙硫氮将脆硫锑铅矿和硫化铁矿快速浮净，加入石灰和CSU-1，浮选分离出高质量的铅锑精矿；接着添加石灰、CuSO_4、黄药及2~#油选别铁闪锌矿。

Calcium pimelate, calcium azelate and zinc azelate are prepared by alkali neutralization process, and calcium dimer are prepared using double decomposition reaction, the effect of binary carboxylate heat stabilizer on PVC thermal stability is studied adopting Congo red method and toast with heat method.

通过碱中和法制备了庚二酸钙、壬二酸钙、壬二酸锌，采用复分解反应法制备了二聚酸钙，采用刚果红法与热烘法研究了二元羧酸盐热稳定剂对PVC的热稳定作用。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。