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- technology of gold extraction 黄金选冶技术
- The thiourea/CIP process for gold extraction of a certain kind of gold flotation concentrate was investigated.The factors affected the process were studied. 针对辽宁某地区浮选金精矿采用硫脲碳浆工艺进行研究,并对各种影响因素进行了实验,提出了硫脲碳浆法处理浮选金精矿提金的工艺方案。
- 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。
- It can match tower mill which is specially used in cyaniding technology of gold leaching while pulverizing. 介绍了一种与边磨边浸氰化提金工艺中的塔式磨浸机相匹配的沉降分级机。
- All sorts of extracting technology of gold and their principles and main influencing factors are briefly introduced in this paper. 介绍了各种提取金的方法,并对各种方法的原理和主要影响因素作了简单介绍。
- The experimental research of gold leaching of copper-bering gold ore by ammoniacalcyanide process and the effecta of various operation condition on gold extraction have been investigstedin this paper. 本文对氨氰法浸取含铜金矿石进行了工艺过程研究,详细地考查了各操作条件对金浸取率的影响。
- Also, this paper expounded the complex nature of gold occurrence, the diversity of gold extraction and the characteristics of gold phase analysis The orientation of perfecting the theory of gold ph... 阐述了金赋存状态的复杂性和提金工艺多样性与金物相分析关系及其特点,并探讨了完善金物相分析理论及研究方法的发展方向。
- A vein of gold was seen cropping out. 可以看见一条金矿矿脉露出地面。
- LSSS is a new kind of nontoxic reagents for extraction of gold.This paper presents a brief review on the history, the properties, the principle and the applications of gold extraction by the LSSS. 石硫合剂是一种新的无毒提金溶剂,本文简要的介绍了石硫合剂的性质,提金原理及应用概况。
- The technology of gold recovery by direct electrowinning from cyanide heap leach liquor has many advantages such as short flowsheet, less equipment required and less capital investment. 从堆浸氰化液中直接电积提金是一种流程短、备少、资省的工艺,已进行过不少的研究。
- The science and technology of space flight. 航天学,宇宙航行学研究宇宙飞行的科学及技术
- On the Technology of Dump Leaching for Gold Extraction 浅论堆浸提金工艺过程
- A useful trade is amine of gold. [谚]一技在身犹如金矿在手。
- Do you know what the ruling price of gold is? 你知道黄金的时价吗?
- He is a man with a heart of gold. 他是一位心地非常善良的人。
- Focus on the peculiarities of refractory gold ore containing rich arsenic and rich sulphur in Jiangxi gold mines,the paper propose a new method and technology of acidic aqueous chlorination of gold. 针对江西高砷高硫难浸金矿石的特点,提出了酸性水溶液氯化提金的新方法与工艺。
- He never refuses a request for help; he has a heart of gold. 他从不拒绝别人的求助,他是个好心肠的人。
- This paper introduced process and technology of recovery of gold from waste auric electroplate liquor, gold plating wastes, auric alloy wastes, gold foiling wastes, auric ashes, etc. 介绍了从含金电镀废液、镀金废料、含金合金废料、贴金废料、含金抛灰、废金刚砂磨料、含金垃圾中回收金的方法和工艺流程。
- Robert never refuses a request for help; he has a heart of gold. 罗伯特从不拒绝别人的求助,他是个心地慈善的人。
- Objective: To optimize the extraction technology of Rhodiola Sacra. 目的:优化红景天的提取工艺。