Metalcess focuses on customer needs and provides the optimal solution. Modern technologies such as pressure leaching of anode slime, TBRC smelting of small capacity project, separating lead from gold by vacuum …

The purity reaches the No.1 standard in YS/T222-1996 of China. The process achieves efficient extraction of tellurium from copper anode slime by continuous enrichment. ... The process of neutral leaching is long and has high requirements concerning equipment and technology. Each metal ion has its own electrode potential in …

The anode slime mainly consisted of silicon, aluminium and copper. Considering the amount of aluminium remaining in the anode slime, the results indicate that 95.6% of the aluminium was recovered ...

The copper anode slime leaching experiments were conducted in 250 mL round-bottom flasks. The reaction solution was prepared according to a certain ratio of H 2 SO 4, HCl and NaCl, and the copper anode slime is added to the reaction solution according to a certain liquid–solid ratio. The temperature was set and controlled by a …

Anode slime is the byproduct generated during the electrorefining of impure copper anode produced in the pyrometallurgical extraction of copper. Copper anode slime generated at the bottom of the electrolytic cell contains many valuable metals, including precious metals and some rare elements. Though the elements present in the …

Abstract. Anode slime is the insoluble product deposited at the bottom of the electrorefining tank during electrorefining of copper. It generally contains Cu, Ni, Se, …

Traducción "ANODE SLIME" del inglés al español. Muchos ejemplos de oraciones traducidas contienen ANODE SLIME. Qué significa "anode slime" en español.

Saganoseki Smelter and Refinery started operation of its copper anode slimes treatment plant using a hydrometallurgical process—the first of its kind in Japan—in 1997 (Toraiwa et al. []).The adoption of this process yielded many operational advantages including higher product quality, higher productivity, shorter gold -retention time, and …

By comparison, it was found that the content of Cu in decopper anode slime was significantly lower than that in primary CAS, whereas the contents of precious metals were higher. Download : Download high-res image (141KB) Download : Download full-size image; Fig. 2. A typical production process of copper anode slime (Bard and Sobral, …

Figure 1 shows the complex morphology of high-Pb copper anode slime particles with smooth surfaces and round edges (many of them have a spherical shape).3 A small quantity of Pb-As-Sb-O species in the anode slimes, whose morphology was similar to that of the Sb-As-O phase, was detected. The main phases of copper anode slimes …

2.2.2.2. Geochemically scarce companion elements in anode slime and electrolyte. Ag, As, Au, Bi, Cu, Ni, Pb, platinum-group metals, Sb, Se, Sn and Te can be present in anode slime that originates in the electrolytic treatment of copper anodes generated in primary production (Dupont et al. 2016; Forsén, Aromaa and Lindström …

In particular, the tellurium content in copper anode slime is normally in the range of 2–10 wt% [9]. Copper anode slimes are commonly processed by oxygen pressure acid leaching for the comprehensive recovery of valuable metals in the industrial plants in the USA, Canada, Japan, China, etc [5,10–12].

The use of copper anode slime (CAS) for the removal of lead, bismuth, and arsenic is the key to recovering precious metals. In this paper, vacuum differential gravimetry experiments combined with thermodynamic equilibrium calculations reveal the effects of the temperature, system pressure, and carbon concentration on the interactions among Pb, …

Copper can be extracted using various combinations of pyro- and hydrometallurgical methods. The main primary processing route is th e smelting of sulfide concentrate to Cu 2S-FeS matte followed by the converting of matte to blister copper that is fire-refined and electrorefined, and this process route produced 14.2 Mt in 2014 [2].

Abstract In order to improve the technology of the process of noble metal extracted from high lead copper anode slime, the technological mineralogy investigation of the anode …

Anode slime and its processing residue contains a variety of valuable elements, which are the main source of tellurium and bismuth. A systematic study on the extraction of tellurium and bismuth from processing residue of zinc anode slime and electrodeposition to obtain high purity bismuth was carried out. Sulfation roasting …

Abstract Anode slime and tin precipitate as by-products of the electrorefining (ER) of non-standard anodes obtained after experimental smelting of waste electric and electronic equipment (e-waste), in addition to the base and precious metals, contains a significant amount of tin. Due to its presence as inert SnO2 hydrate (β metastannic acid) …

Abstract. This work focuses on processing of anodic slimes obtained from an Egyptian copper electrorefining plant. The anodic slimes are characterized by high …

At present, copper anode mud is processed main technique and is, the anode sludge is direct rotary kiln baking after vil oil pulp, and output is fit to the calcining that wet processing requires; If silver content is at 25-30%, lead content is larger in the granularity of the calcining that the copper anode mud of 20-28% produces after conventional …

Electrorefining of copper anodes (Cu > 99%) is well-established technology to produce standard, high-grade (LME-A grade) copper cathode. Outotec technologies include anode preparation machine, permanent cathodes, electrolytic cells, busbar systems and tankhouse crane and bale including anode slime processing in PM processing plant.

The copper telluride raw material from copper anode slime processing used in this study was supplied by Tongling Nonferrous Metals Smelter in China. The dehydration of the raw material was conducted at 120 °C for over 24 h.

The electrolysis of copper may be described as follows: CuSO 4 ⇆ Cu 2+ + SO 4 2 − At the anode: Cu 2+ +2 e = Cu At the cathode: H 2 O +2 e = 0.1 2 O 2 +2 H + CuSO 4 + H 2 O = Cu + H 2 SO 4 + 1 2 O 2. Anodic slimes are collected from the bottom of the electrolytic cells during the refining of copper. There are two different kinds of slimes ...

A common step for processing the slime is smelting in a top-blown rotary converter and separation of metals from oxidic and sulfate residues such as barium sulfate used as mold paint in the copper ...

Section snippets Materials. The copper anode slime used in the experiments was provided by one of the copper smelters in China. Before experiments, the original copper anode slime was washed with hot water of 80 °C and then sieved with 100 mesh sieve to remove large particle.And then slurry was vacuum filtered and dried at 120 …

Anode slime is one of the main raw materials for extraction of rare and precious metals, because it contains a large amount of gold, silver, copper, selenium, tellurium, and …

This paper presents a review of chemical composition data of the main stages of copper production from sulfide minerals, such as (1) copper minerals, (2) flotation tailings, (3) flotation concentrates, (4) slags and (5) flue dust from the smelting/converting stage, (6) copper anodes, (7) anode slimes, (8) contaminated electrolytes from the ...

A review of the copper reserves in million tonnes of copper and the copper ore grades (percentage of copper) using the latest data for the top 56 copper mines of the world, ranked by reserves, produced the …

Trans. Nonferrous Met. Soc. China 25(2015) 1307í1314 Sequential removal of selenium and tellurium from copper anode slime with high nickel content Dian-kun LU, Yong-feng CHANG, Hong-ying YANG, Feng XIE School of Materials and Metallurgy, Northeastern University, Shenyang 110819, China Received 28 May 2014; accepted 20 …

Tellurium is a critical metalloid element that is majorly produced from copper anode slime and is widely consumed in solar energy systems. In this research, a sustainable recovery of tellurium from copper anode slime obtained from Sarcheshmeh Copper Complex, Iran, was investigated. At first, the dissolution of tellurium and other …

Anode slime is a byproduct of copper or lead electro-refining process and found in electrolytic cell bottom or on the anode scrap surface. The copper anode slime and …