jarosite

jarosite

1. Description is made if the selection of the process flowsheet and design (incl investment comparison);the roasting of jarosite slag as well as the extraction of leachate,etc.

介绍了某冶炼厂铟系统的工艺流程选择、投资比较等设计情况,对铁钒渣的焙解、浸出液的萃取等重要问题进行了论述。

2. This paper covers production practice of jarosite process in hot-acid leaching and comparison between iron hydroxide process and jarosite process that are used for iron removal.

介绍了热酸浸出黄钾铁矾工艺的生产实践，对氢氧化铁法和黄钾铁矾法两种除铁方法进行了比较。

3. Keywords low grade manganese ore;ferrous sulphate leaching;jarosite precipitation.;

低品位锰矿;硫酸亚铁浸出;黄钠铁矾沉淀;

4. jarosite process with low-polution

低污染黄铁矾法

5. Key words: jarosite;

关键字: 黄钾铁矾；

6. Obviously, jarosite process can successfully extract both zinc and indium.

可见，黄钾铁矾法工艺处理高铟锌精矿可以达到综合回收锌和铟的日的。

7. Some problems have been solved after converting low concentration acid leaching into pre neutralization,such as forming silica gel,difficult solid/liquid separation and high content zinc in jarosite.

将低酸浸出改为预中和后,较好地解决了原流程中有大量硅胶产出、液固分离困难、黄钾铁矾渣中锌质量分数较高的难题。

8. Some problems have been solved after converting low concentration acid leaching into pre-neutralization,such as forming silica gel,difficult solid/liquid separation and high content zinc in jarosite.

将低酸浸出改为预中和后，较好地解决了原流程中有大量硅胶产出、液固分离困难、黄钾铁矾渣中锌质量分数较高的难题。

9. The industrial tests show that the jarosite process can be used to handle the zinc calcine with high concentration of Sb by controlling the leaching rate of Sb in the neutral leaching process.

扩大试验验证，控制锑在中性浸出过程中的浸出率，黄钾铁矾法可以处理含锑高的锌焙烧料。

10. Jarosite process was selected for iron removal due to the characteristics of the solution originated from the reduction leaching of manganese nodules by pyrite in chloride system.

摘 要 针对酸性氯化物中黄铁矿还原浸出锰结核的溶液成分特点，选择黄钠铁矾法进行了沉淀分离铁的研究。

11. Some improvement was taken on the basis of the traditional process in this paper.Iron was removed with the jarosite process and ferric hydroxid;

本文在传统工艺的基础上对其中的一些阶段提出了改进，除铁阶段采用针铁矿法和氢氧化铁联合两步法来除铁；

12. This paper expounds the fundamental rules of removing ferric ions by jarosite and presents results of removing ferric ions from concentrated acid curing-trickle leaching solution of an uranium ore.

本文论述了黄钾铁矾除铁法的基本原理以及用于处理某铀矿石的浓酸熟化-淋滤浸出液中除铁的研究结果。

13. Jarosite process can obtain high recovery rate of zinc,simultaneously,most of indium remains in the jarosite residues and a little part of indium remains in the high acidities leaching residues.

某锌精矿中铟含量很高,采用黄钾铁矾法处理该高铟锌精矿,在得到较高锌回收率的同时,大部分的铟进入矾渣,少部分进入高浸渣,从矾渣和高浸渣中可回收得到电铟。

14. Adsorption and Coprecipitation of Dissolved Metals with Jarosite under Conditions Simulating Sewage Sludge Bioleaching

污泥生物淋滤过程中黄铁矾对重金属离子的吸附与共沉淀作用的模拟研究

15. iron removal by jarosite

沉矾除铁

16. Design and Practice of Zinc-smelting Plant with Jarosite Process

浅议黄钾铁矾法炼锌厂的设计实践

17. Keywords hydrometallurgy;Fe removal;neutralizing hydrolysis method;jarosite method;goethite method;

湿法冶金;除铁;中和水解法;黄钾铁矾法;针铁矿法;

18. Keywords Zine hydrometallurgy;Jarosite process;Silver recovery;Sulphuration flotation;

湿法炼锌;铁矾法;回收银;硫化浮选;

19. Keywords zinc hydrometallurgy;jarosite process;neutralize agent;zinc ferrite;

湿法炼锌;黄钾铁矾;中和剂;铁酸锌;

20. Keywords zinc smelting plant;electrolytic zinc production line;jarosite process;neutralizing sulphidization process;

炼锌厂;电锌生产线;黄钾铁矾法;中和硫化法;

21. Keywords hot acid leaching;iron hydroxide process;jarosite process;zinc in residue;

热酸浸出;氢氧化铁法;黄钾铁矾法;渣含锌;

22. The leaching rate of zinc is up to 98.45%,and 95.08% indium deposited in jarosite residues can be effectively recovered.

生产实践表明采用该工艺,铟的总回收率可达72%,锌的总回收率可达92%。

23. The compositions of oxidation film which could restrain biooxidation of arsenopyrite were indicated as jarosite and arsenolite by XRD.

用X射线粉晶衍射法对细菌氧化产物进行物相分析，结果表明氧化物的主要成分为黄钾铁矾，其次为砷华。

24. Most iron can be removed through jarosite process.The content of zinc sulfate can reach more than 98% by evaporating, cooling, crystallization and centrifuging.

用黄铁矾法除去大部分铁,通过蒸发、冷却结晶、离心脱水,可最终使硫酸锌的含量达98%以上。

25. Jarosite residue

矾渣

26. Keywords copper sulfate;iron removal;ammonium jarosite;ferric hydroxide;crystallization;

硫酸铜;除铁;黄铵铁矾;氢氧化铁;结晶;

27. Keywords copper sulfate;jarosite;hydrogen peroxide;iron removal;

硫酸铜;黄铵铁矾;双氧水;除铁;

28. Keywords bacteriology;direct or indirect leaching mechanism;primary or secondary reaction;jarosite;

细菌学;直接作用;间接作用;初级反应;次级反应;铁矾;

29. Because of using zinc hydrometallurgy process of jarosite process, the leaching rate of zinc may reach 97% and this line can produce high quality zinc continuously and steadily.

采用黄钾铁矾法的湿法炼锌工艺,锌的浸出率可达到97%,可以稳定持续地生产优质锌。

30. The gold behaves irregular granular native gold, mainly occurres in quartz fissure (fissure gold, 51. 59%), quartz intercrystal grain, jarosite intergrain and pyrite circumgrain.

金的赋存形式多样,状态复杂,主要以不规则粒状自然金的形式赋存在石英颗粒裂隙处(裂隙金,51.59%)、石英晶粒间、黄钾铁矾矿物颗粒间、黄铁矿颗粒周边。

31. jarosite process

钾黄铁矿方法

32. ammonium jarosite

铁矾渣

33. Keywords jarosite slag;recovery rate;environment protection;construction i nvestment;

铁矾渣;回收率;环境保护;建设投资;

34. Keywords sodium jarosite;manganese nodule;thermodynamics;kinetics;

锰结核;黄钠铁矾;热力学;动力学;

35. Keywords manganese nodule jarosite iron precipitation;

锰结核;黄钠铁矾;除铁;

36. Keywords high indium zinc ore;jarosite slag;primary leach supernatant;In process design;

高铟锌矿;铁矾渣;低浸上清液;铟冶炼工艺设计;

37. sodium jarosite

黄钠铁矾

38. Keywords sodium jarosite;leaching;co-precipitation method;Ni-Zn ferrite;nanoparticle;

黄钠铁矾;浸出;共沉淀法;镍锌铁氧体;纳米粒子;

39. Keywords jarosite;ammonium jarosite;Leptospirillum ferriphium strain DY;Acidithiobacillus ferrooxidans strain GF;precipitate;

黄钾铁矾;黄铵铁矾;嗜铁钩端螺旋菌;嗜酸氧化亚铁硫杆菌;沉淀;

40. jarosite rock

黄钾铁矾岩

41. jarosite method

黄钾铁矾法

42. Keywords Jarosite process;Leaching;High acidities leaching residues;Jarosite residue;Recovery rate;

黄钾铁矾法;浸出;高浸渣;矾渣;回收率;

43. Keywords Jarosite process;zinc;indium;jarosite residue;recovery rate;

黄钾铁矾法;锌;铟;矾渣;回收率;

44. Keywords jarosite;genesis;geological significance;Hanshan gold mine;

黄钾铁钒;形成机制;地质意义;寒山金矿区;

45. potassium decomposition ammonium jarosite

黄钾铵铁矾渣

46. Keywords Jarosite;Acidithiobacillus ferrooxidans;Sewage sludge;Adsorption;Coprecipitation;

黄铁矾;氧化亚铁硫杆菌;污泥;吸附;共沉淀;