金属回收

通过实验，研究分析了废料液的pH值、吸附时间、凝聚剂加入量、吸附剂加入量等操作条件对贵金属回收效果的影响；

According to the experiment , the influence factors of reaction condition such as pH value , adsorption time , agglomerant and sorbent quantities on recovery of precious metals were investigated .

在鼓风炉熔炼铜镍特富矿中，从焦率和渣中CaO含量、SiO2/Fe等方面探讨渣中镍铜此，从而提高金属回收率的途径。

In blast furnace smelting process , copper to Nickel ratio in slag were researched by coke ratio , CaO content and SiO2 / Fe in slag , to search a way for raising metals recovery .

根据生产实践，分析了硫酸法提取工业氧化铍生产过程中BeO的损失分布和影响金属回收率的因素，提出了一些改进方法和措施。

Based on the production practice , analysis is made of BeO loss distribution and metal recovery influence factors during industrial BeO production . The improvement methods and measures are presented .

指出采用二次压煮工艺可将钨冶炼企业的金属回收率提高至97%以上，混合渣中的WO3降低至1%左右。

The application of two-stage autoclave process can improve the W metal recovery up to > 97 % and decrease WO_ ( 3 ) in the mixed residue down to ~ 1 % .

酒钢强磁选系统提高金属回收率的措施

Measures to increase metal recovery rate of high intensity magnetic separation system

废催化剂中贵重金属回收的研究进展

Research Progress in Recovery of Noble Metals From Spent Catalysts

试验区与项目都包括在金属回收计划内。

Experimental areas and programs are included in the metals recycling plan .

提高工业氧化铍冶炼金属回收率的途径

Approach for Improvement of Metal Recovery of Industrial BeO

废旧电路板中贵重金属回收技术综述

Summary of methods to recover heavy and noble metals from waste circuit board

离子交换树脂普遍被使用于贵金属回收。

Therefore the ion exchange resins are economically adopted for the gold recovery .

碳锌和碱性电池的金属回收的研究

Metal Recovery from Carbon-Zinc Battery and Alkaline Cell

论提高钨冶炼金属回收率的有效途径

Effective Approach for Improvement of Tungsten Metallurgical Recovery

电子废料中的贵金属回收技术进展

Advances in precious metal recovery from WEEE

日本贵金属回收业概况

Recovery of Precious Metals in Japan

研究了金属回收设备上的板状零件大平面板件的连续感应淬火工艺。

The continuous induction hardening technology for large-scale plate parts of metal recovery equipment has been investigated .

废弃印刷线路板非金属回收料填充制备聚丙烯复合板材的力学性能研究

Preparation and Performance of Polypropylene Composites Using Recycled Nonmetallic Components of Waste Printed Circuit Boards as Fillers

选矿方面利用新技术、新工艺提高金属回收率及在矿山环境保护和地质环境治理方面的做法。

The application of new technology and new process in mineral processing for raising the metal recovery ;

加强废水、废气处理，加强有价金属回收。

Strengthening the treatment of waste water and waste gas as well as the recovery of valuable metals .

钠化焙烧-浸出工艺由于污染严重和金属回收率低，已不符合发展的需要。

Na-roasting-leaching process due to the high pollution and little metal recovery in recent years has been limited .

通过球磨、磁选工艺，可以大幅度地提高精矿品位和金属回收率。

After ball-grinding and magnetic separating processes , concentrate grade and recovery percent of metal will be raised .

利用质量平衡实验验证了切向超滤实验对痕量金属回收的可行性；

The mass balance experiment shows that it is feasible to recover trace metals by cross flow ultrafiltration experiment .

这项工艺技术先进，流程简短，金属回收率高，产品质量优良。

This advanced technique , offers the advantages of simple flowsheet , high metal recoveries and excellent product quality .

传统钠化焙烧一水浸工艺由于环境污染较重、金属回收率低，现已逐步被淘汰。

The traditional sodium salt roasting-water leaching process had been obsoleted because of serious pollution and low metal recovery .

该方法具有流程简单、金属回收率高、成本低等优点。

This technology has the advantages of simplified flowsheet to extract metals , high metal recovery and lower cost .

单一弱磁选工艺金属回收率指标与产品质量的关系

The Index of Metal Recovery in Single Low Intensity Magnetic Separation Technology and Its Relationship with the Product Quality

随着更容易开采的矿脉开采殆尽，而价格又升得足够高，其它金属回收的比例也将提高。

As more accessible deposits get mined-out and costs rise high enough , the proportion will rise for other metals .

格里尔表示，已有大量资金投向了新建的中国金属回收加工企业。

Mr Greer said there has been a lot of investment in new processing units for recycling metal in China .

铅鼓风炉渣中铅锌等有价金属回收的设计和生产实践

The Engineering and Production of Valuable Metal ( Pb , Zn , and so on ) Recovery in Boast Furnace Slag

我们在比较分析了现有的金属回收方法后，通过试验找到了一个比较高效、环保的回收方法。

After comparing with the current metal recycle methods and making some experiments , an effective , environmental method is found .

该工艺简单、能耗低、金属回收率可达98%.且经济效益显著。

The process is simple , power consumption is lower , metal recovery can be98 % , economic benefit is great .