cyanidation

cyanidation

1. The application of whole pressure filtration technology of tailing pulp in the all sliming cyanidation CIP plant of Jingdu Gold Smeltery of Beijing was introduced.

为确保尾矿处理设施安全、有效运行,对泰宁某选矿厂全泥氰化炭浆提金工艺含氰尾矿浆(浸渣)的处理设施进行了评述,提出了设计及操作要求。

2. A fresh method to treat cyanide-bearing tailing in the all-sliming cyanidation CIP technology for gold extraction is introduced.

介绍了一种全泥氰化炭浆提金工艺含氰尾矿处理技术新工艺方法。

3. The tailing treatment technology of pressure filtration,dry piling and return of filter liquor to cyanidation system applied in Chaihulanzi Gold Mine is introduced.

介绍了柴胡栏子金矿尾矿压滤、干式堆存、滤液返回氰化系统的尾矿处理工艺及其技术经济指标。

4. Experimental Study on Cyanidation for Recovering Gold and Silver from a Bearing-copper Gold Concentrate

从含铜金精矿中提取金、银氰化工艺试验研究

5. Diethyl methyl malonate was prepared by cyanidation, bydrolysis and esterification with 2?chloropropionic acid as raw material and o verall yield is 41%.

以2-氯丙酸为原料,经氰化、水解、酯化制得甲基丙二酸二乙酯,总收率41%.

6. Keywords Low grade gold ore;Heap leaching;All sliming cyanidation;

低品位金矿;堆浸;全泥氰化;

7. all- sliming cyanidation

全泥氰化

8. Keywords all-slime cyanidation leaching;heap leaching;leaching rate;adsorption;panel sandstone;

全泥氰化浸出;堆浸;浸出率;吸附;板砂岩;

9. The reform of treatment technique of cyanide-bearing tailing in the all-sliming cyanidation CIP technology for gold extraction

全泥氰化炭浆提金工艺含氰尾矿处理技术改造与实践

10. Keywords All-sliming cyanidation CIP technology for gold extraction;cyanid-bearing tailing;filter press;synthetic recovery;zero discharge of waste water;

关键词全泥氰化提金工艺;含氰尾矿;压滤机;综合回收;污水零排放;

11. Keywords copper;gold;ammoniacal cyanidation;

关键词金;铜;氨;氰化;

12. pressure cyanidation

加压氰化

13. The researches and newest progressing in pressure cyanidation method for treating the refractory gold ores, spent auto-catalysts and platinum-group metals ores were reviewed in present paper.

加压氰化过程通过强化反应动力学,可实现难浸金属的高效浸出,在贵金属湿法提取冶金领域是一新兴技术。

14. Keywords Water addition method;Tower pulverizing mill;Leachingwhile pulverizing;Gold Cyanidation;

加水方式;塔式磨浸机;边磨边浸;金;氰化;

15. Meanwhile,only if the arsenic removal rate is over 50%,can the gold cyanidation leaching index be improved.

同时，只有脱砷率超过50%以后，才能明显改善矿石中金的氰化浸出指标。

16. Comprehensive recovery of sediments from acid treating waste effluents of cyanidation processes

含氰废液酸化沉淀物综合回收试验研究

17. Keywords copper-gold concentrate containing arsenic and sulfur;HOPF film-prevention reagent;cyanidation slag;monomer gold;film;

含砷硫铜金精矿;HOPF-防膜剂;氰化尾渣;单体金;薄膜;

18. Keywords Arsenical gold ore;Ammonia water;Dearsenication;Cyanidation;Copper ioncatalyst oxidation;

含砷金矿;氨水脱砷;氧化;氰化;铜离子催化氧化;

19. Arsenic-bearing gold ore is one of the refractory gold ores .Its conventional cyanidation leaching rate is generally very low.

含砷金矿是主要难处理金矿类型之一,该类金矿石常规氰化浸出率一般很低。

20. Experimental research on cyanidation processes of low-grade ore containing arsenic, stibium and carbon

含砷锑碳低品位难浸金矿石氰化浸出工艺试验研究

21. Keywords Refractory gold ore containing arsenic;Ammoniacal catalytic oxidation;Cyanidation;

含砷难浸金矿;氨性催化氧化;氰化;

22. coppery cyanidation slag

含铜氰渣

23. Keywords Cu-baring concentrate;cyanidation;flotation;recovery;

含铜金精矿;氰化;浮选;回收;

24. Keywords adsorption selectivity;Au（1）;cyanidation;

吸附选择性;金;氰化;

25. Keywords thermophilic bacteria;high-As gold concentrations;bio-oxidation;dearsenification;cyanidation;gold recovery;

嗜热菌;高砷金精矿;细菌氧化;脱砷;氰化;金回收率;

26. Thiopheneacetic acid was synthesized from thiophene by chloromethylation, cyanidation togive 2-thiopheneacetonitrile and followed by hydrolysis with an overall yield of 53%.

噻吩经氯甲基化、氰化反应得到2-噻吩乙腈,再经水解得到2-噻吩乙酸,总收率53%。

27. In the cyanidation process,the henna film on some monomer gold was restrained,and as a result,the leaching period was shortened and the recovery rate was enhanced.

在氰化过程中,金精矿中的一些单体金粒表面上形成的红褐色薄膜得到抑制,缩短了氰化浸出时间,提高了金浸出率。

28. The heap leaching and all slime cyanidation process of black-earth breccia type gold ore

处理黑土角砾岩型金矿石的堆浸、全泥氰化联合流程

29. Keywords p-amino benzenecarboxamidine dihydrochloride;cyanidation;esterification;ammionification;reduction.;

对氨基苯甲脒二盐酸盐;氰化;酯化;氨解;还原;

30. Keywords p-toluic acid;urea;cyanidation;

对甲苯甲酸;尿素;氰化;

31. Keywords adiponitrile;cyanidation;electrolytic dimerization;

己二腈;氰化;电解二聚;

32. The technical management of all sliming cyanidation CIP plant through the application of 3 stage metal equilibrium relation

应用三金属平衡关系式对全泥氰化炭浆厂进行技术管理

33. There are many factors affecting soaping gold with cyanidation, two of which, suitable temperature and dissolved oxygen, can increase gold leaching ratio with cyanidation.

影响氰化法侵金的因素较多，其中选择适宜温度和溶解氧供给条件，也是提高金矿石氰化浸出率的两项重要技术措施。

34. This paper proposed a simple and practical method to determine precious metals in gold mud produced by the technology of “cyanidation of gold concentrate followed by Zinc replacement”.

提出了一个实用而简便测定金精矿氰化-锌粉置换工艺金泥中贵金属的方法。

35. A new technique of the direct reduction for briquttes containing A-type additive,ore particles and coal, then magnetic separation and An-bearing tailings cyanidation has been suggested in this paper.

提出了将矿粉配入A型添加剂及煤混合压制团块，直接还原-磁选分离-含金尾矿氰化浸出新工艺。

36. The paper introduces the all-slime cyanidation CIP technology process flow in Paishanlou gold mine.The arrangement,application and features of grinding and thickening system are discussed in detail.

文中简单介绍了辽宁省排山楼金矿全泥氰化炭浆提金法的工艺流程,着重叙述了磨矿系统、浓密系统的控制方案、应用情况及特点。

37. The article describes the advances in crushing,grinding,gravity concentration,flotation,cyanidation and refining of gold and silver;

文中详细论述了破碎磨矿、重选、浮选、氰化、金银精炼等工艺技术的改进与发展;

38. This paper introduces the resources status of gold ore of gossen type in china and describes in detail heap leaching,all-slime cyanidation,resin-in-pulp method and several new technologies.

本文介绍了我国褐铁矿型金矿的资源情况,并详细地叙述了堆浸、全泥氰化法、树脂矿浆法及几种新技术。

39. A model for the process of gold and silver cyanidation from a bulk Au-Cu sulfide concentrate was built using an approach based on the multi-component regressive analysis and was mathematically proved.

本文以多元方差分析方法建立和检验了一个硫化金铜精矿氰化浸取过程的模型。

40. By direct cyanidation, the reaction of p-toluic acid with urea would convert the carboxyl group to cyano group to give p - tolunitrile.

本文报道了对甲苯甲酸与尿素反应,进行直接氰化将羧基转变成氰基生成对甲苯甲腈的情况,改进了对甲苯甲酸直接氰化的工艺条件。

41. In this paper,a fresh process of gold extraction is proposed.The gold concentrates are pretreated by alkaline hot-press oxidation followed by flash cyanidation in autoclave.

本文通过试验研究提出了在碱性压热氧化条件下，金精矿在高压釜内进行闪速氰化的新工艺。

42. Technical Reformation of Silver Extracting from Silver-containing Lead Concentrate by Cyanidation in Some Mine

某矿含银铅精矿氰化提银工艺的技术改造

43. The effects of small quantities of heavy metal ions on gold cyanidation have been studied by using electrochemical techniques and leaching of gold ores.

根据黄狮涝金矿深部氧化金矿石的特性,对采用过氧化钙强化氰化浸出工艺进行了试验研究。

44. Keywords potassium aurous cyanide;air blast cyanidation;high purity;

氰化亚金钾;鼓氧氰化法;高纯度;

45. cyanidation press filtration

氰化压滤

46. cyanidation railings

氰化尾渣

47. cyanidation technology

氰化工艺

48. cyanidation extraction gold

氰化提金

49. cyanidation of gold enterprise

氰化提金企业

50. Silver extraction by cyanidation

氰化提银

51. cyanidation vat

氰化槽

52. cyanidation process

氰化法

53. cyanidation leaching

氰化浸出

54. A 70% reduction in leach time and a 1/3 reduction in cyanide dosage can be achieved by adding citric acid to gold cyanidation.

氰化浸出时加入助浸剂柠檬酸可缩短浸出时间70%,降低氰化物用量1/3。

55. cyanidation carbon- in- pulpleaching

氰化炭浸

56. Cyanidation pulp

氰化矿浆

57. cyanidation test

氰化试验

58. cyanidation gold slime

氰化金泥

59. Keywords cyanidation gold slime;chloridizing with controlled voltage;refining technology;

氰化金泥;控电氯化;精炼工艺;

60. Study on the refining of cyanidation gold slime by chloridizing of controlled electrowinning

氰化金泥控电氯化精炼工艺的研究

61. Keywords potassium silver cyanide;oxygen blast cyanidation;high purity;

氰化银钾;鼓氧氰化法;高纯度;

62. the residue of cyanidation

氰渣

63. activated carbon cyanidation

活性碳氰化

64. Keywords Flotation;Cyanidation leaching;Pregrobbing effect;Resin adsorption;

浮选;氰化浸出;炭劫金;树脂法;

65. Keywords flotation;concentration;cyanidation;gold recovery;

浮选;精矿;氰化;黄金;回收率;

66. Keywords cinder;pretreament;cyanidation:glod and silver;

炉渣;预处理;氰化;金银;

67. The gold recovery of calcine cyanidation reached 90 percent.

焙砂提金,金的氰化浸出率达到90%。

68. Keywords bio-catalytical oxidation;cyanidation;leaching of gold;thiobacillus ferrooxidans;

生物催化氧化;氰化;金的浸出;氧化亚铁硫杆菌;

69. The effects of variables on gold and silver recoveries in cyanidation lea-ching of silver concentrates have been investigated.

研究了银精矿氰化浸出过程中诸因素与金银浸出率的关系，确定了高氰化物浓度的物合浸出条件。

70. The study shows that using citric acid as the leaching aid can improve the cyanidation leaching environment,raise the leaching speed,reduce the cyanidation leaching time and decrease the cyanide consumption.

研究结果表明 ,柠檬酸作为助浸剂可改善氰化浸出环境 ,提高浸出速度 ,缩短氰化浸出时间 ,降低氰化物用量。

71. Keywords Sulfourea Leaching Synchronous electrolysis Cyanidation;

硫脲;浸出;同步电解;氰化;

72. Keywords air agitation;cyanidation;leaching trough;paqiuca leaching trough;

空气搅拌;氰化;浸出槽;帕丘卡槽;

73. Application of air-agitation cyanidation leaching trough

空气搅拌氰化浸出槽的应用实践

74. two stage roasting, pressurized oxidation and bio oxidation pre treatment, more detailed description is given to the latest gold extraction technology pressured catalytic oxidation cyanidation.

简要介绍国内外难浸金矿的提金技术发展概况,主要是两段焙烧、加压氧化及微生物氧化预处理三种技术。

75. Keywords pulverization;cyanidation;gold leaching rate;

粉碎;氰化;金浸出率;

76. concentrate cyanidation tails

精矿氰化尾矿

77. Experiment study demonstrates : individual cyanidation is suitable for lesser enclosure of the gold ore,leaching rate of 85%;

试验研究表明:对于包裹金含量低的矿石,以氰化法为宜,金浸出率85%;

78. full slime cyanidation

边磨边浸

79. Keywords gravity concentration;all-sliming cyanidation;

重选;全泥氰化;

80. Keywords gold;cyanidation;heavy metal ions;enhancement;electrochemistry;

金;氰化浸出;重金属离子;强化;电化学;