1) matte grade
冰铜品位
1.
Considering the difficulty of on-line measurement of matte grade in copper flash smelting process and based on analysis of the components,the independent chemical reaction and the molar relationship among components are studied and a mathematical model is presented.
针对铜闪速熔炼过程中的冰铜品位在线检测难题,在组元分析的基础上,研究了独立化学反应以及组分间的摩尔数关系,并建立了数学模型;但由于反应机理的复杂性与建模时的简化,冰铜品位预测精度难以满足实际应用的要求。
2.
This paper discusses the effect of coal grade on the matte grade and furnace temperature during smelting of copper concentrate in Isa furnace and presents measures taken for use of appropriate coal during the operation.
探讨了铜精矿艾萨熔炼过程中煤对冰铜品位及炉温的影响,介绍了生产过程中合理使用煤采取的措施。
2) Purity of Cu ingot
铜锭品位
3) copper grade
铜品位
1.
Through fractal study of copper grade in Tongchang porphyry body by using the principles and methods of fractal geometry,it is known that the distribution of copper grades in seven drill holes is of self resemblance.
铜厂斑岩体铜品位空间分布的分形研究表明，７个钻孔的铜品位分布具有统计自相似性。
4) copper concentrate grade
铜精矿品位
1.
By such technologies as adjusting flotation circuit structure, regrinding crude flotation concentre, adopting new reagents, copper concentrate grade of Dashan ore-dressing plant has been increased to above 25%.
大山选矿厂通过改进浮选工艺、调整流程结构、提高再磨细度等措施,将铜精矿品位从24％左右提高到 25％以上。
2.
With help of AP, an original bulk flotation flowsheet was changed into a new fast-flotation flowsheet, a high-grade copper concentrate can be obtained in fast-flotation operation, and final copper concentrate grade and Mo recovery were increased respectively.
德兴铜矿采用混合浮选—粗精矿再磨分离工艺 ,虽然选矿指标处于国内外先进水平 ,但铜精矿品位难以进一步提高 ,钼的回收率也较低。
3.
The article introduces the research and practice of cloumn floatations domesticly and abroadly in recent years,especially some large scale mineral processing plants abroad in uplifting copper concentrate grades after flowsheet of column floatation plusing floatation cells being used.
简介了近年来国内外对浮选柱的研究及应用情况，并特别对国外几个大型选矿厂应用浮选柱提高铜精矿品位的生产实践进行了重点推介。
5) low-grade copper ore
低品位铜矿
1.
Microorganism metallurgical technology and its application in recovery copper from low-grade copper ore are introduced.
介绍了微生物浸矿技术的概念、机理和该技术在国内外回收低品位铜矿资源中的应用现状,最后进一步强调了研究该技术的重要性。
2.
Parameters to control extractive process when treating low-grade copper ore and sizes of equipment used have been designed on the basis of pilot-scale experimental report.
介绍了溶剂萃取技术在铜冶金中的应用,依据半工业实验报告,设计并提供了处理低品位铜矿的萃取流程及工艺参数控制,并确定了其设备的大小。
3.
The presence of the hydro-metallurgy for low-grade copper ores is introduced.
简要介绍了国内外低品位铜矿的湿法冶金概况 ,较为系统地分析了低品位铜矿的浸出反应机理以及浸出工艺 ,并对低品位铜矿浸出工艺的未来发展趋势提出了一些见解 ,对回收低品位铜金属具有一定的实用价值。
6) Low grade copper ore
低品位铜矿
1.
Active cuprous chloride was prepared from low grade copper ore (or contain copper slag).
研究了由低品位铜矿 (或含铜矿渣 )经转化法制取铜氨络合物 ,经蒸氨即制得纯净的氧化铜 ,再经过酸、溶、氯化还原等过程而制得氯化亚铜的工艺过程 。
补充资料：冰铜铁
冰铜铁
冰铜熔炼是在1150℃~1250℃的温度下，将硫化铜精矿和培烧矿进行熔炼，产出两种互不相溶的液相：冰铜和炉渣。冰铜送吹炼炉吹炼成粗铜。冰铜是熔炼过程中的重要产物之一,它是在熔炼过程中产出的重金属硫化物的共融体,是以cu2-fes系为主并溶解少量其他金属硫化物(如ni3s2\co3s2\pbs\zns等),氧化铁(feo,fe3o4),贵金属(au,ag),铂族金属,及微量脉石成分的多元素系混合物。一般冰铜的成分为：cu:30~73\fe:2~37\s:21~27\pb:0.14~2\zn:0.21~1。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。