浸酸

The synthesis of sodium antimonate from antimony concentrates by chloridizing leaching-oxidation and hydrolysis decomposition-alkali synthesis process is investigated.

研究以辉锑精矿为原料、经氯化浸出-氧化-水解-加碱合成制取焦锑酸钠的工艺。

and Result:(1 ) Endogastric administration of tan-extracted Rhubarb had no effecton gastric emptying and pancreatic enzyme secretion,buthepatic-bile secretion was increased.

胃饲去鞣质大黄水浸煎剂和腹腔、静脉给予没食子酸，观察对大鼠体重、摄食量、胃排空速度以及胰酶、肝胆汁分泌量的影响。

After analysing the material composing of the haematite, the research adopts acid leaching—replacement processes to utilize and reduce resource.

本研究通过分析赤铁矿中的物质构成，对赤铁矿尾矿采用酸浸—还原工艺，实现固废资源化、减量化的目的。

A new approach for comprehensive utilization of zinc residues from hydrometallurgical industry of zinc was proposed in this paper.

为了探讨冶锌工业废渣综合利用的新途径，采用湿磨分离金属锌、酸浸制取锌盐的工艺进行了试验研究。

The mechanism of removing Zn(superscript 2+) has formed the chelating agent of hydroxamic acid group and Zn(superscript 2+), and the concentration of its maceration extract by water is 1/51 of the neutralization method's, so it is provided with better stability and environment safety.

捕集剂去除Zn(上标 2+)的反应机理为羟肟酸基团与Zn(上标 2+)形成了稳定的螯合物。摘集剂与Zn(上标 2+)反应形成的沉降物的浸出量仅为中和法沉淀的1/51，具有较高的稳定性和环境安全性。

Marmatite ; pressure leaching ; iron kinetics ; reaction activation energy ; diffusion activation energy

高铁闪锌矿；加压酸浸； Fe动力学；反应活化能；扩散活化能

Methods The low methoxyl pectin was obtained by acid hydrolysis and alkaline degreasing.

方法采用酸解法浸提并用碱法脱酯提取低甲氧基果胶，通过单因素试验和正交试验优化工艺条件。

Methods the low methoxyl pectin was obtained by acid hydrolysis and alkaline degreasing. the extraction technology was optimized by single factor experiment and orthogonal experiment.

方法采用酸解法浸提并用碱法脱酯提取低甲氧基果胶，通过单因素试验和正交试验优化工艺条件。

In order to recover nonferrous metals in copper-nickel alloy scrap, a corresponding technology was adopted as follows crushing copper-nickel alloy scrap→leaching the sample with sulfuric acid→extracting copper ion with N902→extracting zinc ion with P204→getting nickelous sulfate solution.

摘 要：采用粉碎白铜合金废料→酸浸出→N902萃取分离出铜离子→P204萃取分离出锌离子→水相中剩余硫酸镍溶液工艺回收白铜合金废料中的有色金属。

In order to recover nonferrous metals in copper-nickel alloy scrap, a corresponding technology was adopted as follows crushing copper-nickel alloy scrap→leaching the sample with sulfuric acid→extracting copper ion with N902→extracting zinc ion with P204→getting nickelous sulfate solution.

采用粉碎白铜合金废料→酸浸出→N902萃取分离出铜离子→P204萃取分离出锌离子→水相中剩余硫酸镍溶液工艺回收白铜合金废料中的有色金属。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了