anode slime treatment

  • Home
  • anode slime treatment

Recycling | Free Full-Text | Primary Copper Smelter and ...

The treatment of anode slime includes processes like decopperizing, selenium recovery, Doré smelting, tellurium recovery, and two to three electrowinning stages for noble metals recovery, so the anode slime treatment includes six to eight stages.

Read More

PRESSURE LEACHING OF DECOPPERIZED COPPER …

experiments. For each test 160, 240 or 320 g of anode slime was weighed and fed into the reactor chamber along with sulfuric acid. The solid concentrations were chosen according to Doucet and Stafiej (2007) who used the range from 27 to 35%. In order to achieve the optimal leaching conditions, an agitation speed of 400 rpm was used to

Read More

CiteSeerX — TREATMENT OF WASTEWATER OBTAINED IN …

The wastewater treatment process is consisedt of the next phases: cementation of copper and other metals using iron powder, neutralization of acid wastewater with alkaline wastewater, separation of solid-liquid phases. Adopted technical procedure was used for technical solution proposes. Key words: anode slime, wastewater, chemical treatment 1.

Read More

The treatment of copper refinery anode slimes - NASA/ADS

There are numerous viable approaches to the treatment of anode slimes from electrolytic copper refining. Of particular interest in the treatment of slimes are the behavior and recovery of selenium. The understanding of the process chemistry involved in the treatment of anode slimes should be aided considerably by recent work on the formation and characterization of slimes. …

Read More

US Patent for Treatment of copper refinery anode slime ...

Treatment of copper refinery anode slime Feb 24, 1981 - Institute of Nuclear Energy Research A process for the removal of lead content in anode slime by subjecting the latter to primary and secondary leach in a medium of an ammonium acetate …

Read More

Synergistic effect of reduction leaching of manganese ...

The combined treatment process of manganese anode slime and gold concentrate was studied. The reduction leaching of manganese anode slime and the oxidative decomposition of pyrite and arsenopyrite could be realized simultaneously by the synergistic action of the two ores. The effects of time, mass ratio of two ores, concentration of sulphuric acid and temperature on the …

Read More

NaOH-《》

HE YunlongaXU Rui dong a,b*HE Shi WeiaZHU YunaSHEN Qing fengaCHEN Han senaLI Kuoa.Research development of lead anode slime treatment technology[J].,2017,(03):13. [3]a,a,b,. [J].

Read More

PROCESSING OF COPPER ANODE-SLIMES FOR …

Anode slime samples were collected from the bottom of the electrolytic cells during the electro-refining of copper. These samples were sieved through a 2.0 mm sieve to remove large inclusions of copper and other foreign material present in the slime. A representative sample of the feed slime was analysed for Cu, Pb, Sn, Zn, Ni, Fe,

Read More

Copper Anode Slimes Processing Equipment

Copper Anode Slime RecoveryCopper Metalcess; Copper Anode Slime Recovery Anode slime is a byproduct from copper or lead electrorefining process The copperlead anode slime usually contain As Sb Bi and precious metals like gold and silver Smelter of anode slime is most likely divided into two groups by the two different recovery processes based on its property and …

Read More

HYDROMETALLURGICAL PROCESSING OF ANODE SLIMES …

Hydrometallurgical Processing of Anode Slimes Obtained from the… 67 Figure 3. The SEM images of the dried and ground anode slime sample produced by an electrolysis of 3h with 1000 A/m2, a)– low magnification, b)– high magnification of the marked area Figure 4. The characteristic EDX spectra of the anode slime produced in 3h with 1000 A/m2

Read More

Removal of arsenic and antimony from anode slime by vacuum ...

Apr 15, 2011· Anode slime is an important material of recycling precious metals. Up to now, treating the arsenic- and antimony-rich anode slime by conventional processes has the following problems: its economic and environmental effect is less than satisfactory, and the removal effect of arsenic and antimony from anode slime in present processes is not all ...

Read More

Figure 10 from Tellurium, from Copper Anode Slime to High ...

DOI: 10.1007/s11663-020-01974-x Corpus ID: 222152820. Tellurium, from Copper Anode Slime to High Purity Product: A Review Paper @article{Mahmoudi2020TelluriumFC, title={Tellurium, from Copper Anode Slime to High Purity Product: A Review Paper}, author={Alireza Mahmoudi and Sina Shakibania and Mohammad Mokmeli and F. Rashchi}, journal={Metallurgical and …

Read More

【anode_copper_slime】_anode_copper_slime …

copper anode slime treatment . high bismuth copper anode slime . anode slime of copper . copper-bearing anode slime . .

Read More

Arif T. Aji - Postdoctoral Researcher - Aalto University ...

Feasibility study of an anode slime treatment plant in Indonesia Gas cleaning technology project 2010 - 2011. Develop a gas cleaning facility for dore smelting facility of UBPP LM Nunukan coal mining 2007 - 2008. Coal mining concession application of PT. Duta Tambang Rekayasa and PT.

Read More

-CuNi

May 03, 2016· Abstract: Mixed copper anode slime enriches precious metals, it is an important raw material for the recover of precious metals.The extraction of copper and nickel is the first step to enrich precious metals in the treatment process of the mixed copper anode slime.Copper and nickel were extracted from the mixed copper anode slime by sulfating roasting-leaching …

Read More

EXTRACTING SILVER FROM ANODE SLIME AFTER LEAD AND …

Anode slime, a byproduct from the process of copper electrorefining into the copper cathode, contains several valuable elements that can be extracted after Cu and Pb separations. Another alternative route for extracting the precious metals is still needed in terms of gaining more economical route.

Read More

Based on the problems of serious environmental pollution, low selectivity for target element and intractable treatment of three wastes in the existing process, it is the research direction of comprehensive treatment of copper and lead anode slime to develop arsenic removal technology with low cost, short process, high efficiency and ...

Read More

-《》

May 03, 2017· [45] XU Y, ZHANG X, SHEN Q F, et al. Study on treatment of lead anode slime [C]// the 21st century international conference of heavy non-ferrous metals metallurgy innovative and high technology and new material, Kunming,2002,222-225.

Read More

Recovery of Silver and Gold from Copper Anode Slimes ...

Sep 11, 2021· The low recovery rates of Pt and Pd, and low direct recovery of Au are the main problems needed to be solved in the process of copper anode …

Read More

Treatment and Characterization Analysis of Electrolytic ...

the elements, surface structure and phase characters of anode slime; in addition, used TG-DTA to analyze phase-transformation on the heating process of anode slime [8]. 2.Heat-treatment and characterization Take a certain amount of anode slime after pretreatment into the box-type energy-saving electric resistance

Read More

Treatment of copper refinery anode slime - Institute of ...

Treatment of copper refinery anode slime . United States Patent 4352786 . Abstract: A process for the removal of lead content in anode slime by subjecting the latter to primary and secondary leach in a medium of an ammonium acetate solution at a temperature not exceeding 80° C. Whereby lead dissolution is maximized and other metals are ...

Read More

Leaching of gold and silver from anode slime with a ...

Jan 11, 2017· In order to develop a hydrometallurgical process to recover gold and silver from anode slime resulted from the treatment of copper sludge, leaching experiments of the anode slime were performed by a mixture of HCl and some oxidizing agents (H 2 O 2, NaClO, and HNO 3).Effect of the concentration of oxidizing agents, reaction temperature and time, pulp density …

Read More

THE ROLE AND INFLUENCE OF IMPURITIES ON THE …

anodes. They do not dissolve and form part of the so-called anode slime which is periodically collected and sent to a separate recovery process. Consequently, the slime contains a certain amount of Se and Te compounds which typically include Cu 2 (Se/Te), Ag 2 (Se/Te) and CuAg(Se/Te). [4] Lead shows two different modifications in the anode.

Read More

- xml-data.org

Abstract: Lead anode slime is a by product and an important secondary resource produced from the process of electrolytic refining of crude lead, whichcontainsvarious valuable metal elements.Hence its comprehensive recovery has been attracting more and more attention. In this paper, the research development in the pyrometallurgical, hydrometallurgical and …

Read More

Hydrogen Sulfide and Sulfur Bacteria in Well Water - EH ...

Aug 26, 2019· A water heater usually contains a metal rod called an "anode," which is installed to reduce corrosion of the water heater tank. The anode is usually made of magnesium metal, which can supply electrons that aid in the conversion of sulfate to hydrogen sulfide gas. The anode is 1/2 to 3/4 inches in diameter and 30 to 40 inches long.

Read More

Treatment of anode slime from copper electrolysis ...

A process for treatment of anode slime from copper electrolysis which comprises flotation of the anode slime by subjecting the anode slime, as a preliminary treatment, to attrition treatment in combination with a copper leaching treatment in a medium of an acid solution. 2. The process according to claim 1 wherein said attrition treatment is ...

Read More

anode slime_anode slime - iChaCha

"anode-slime treatment" "slime" n. 1.。 2.,。 3.;()。 4.;〔pl.〕【】;。 5.〔〕。 6.;。 slime flux 【】。

Read More

Kinetic Study on Recovery of Antimony in Anode Slime from ...

From the viewpoint of recycling and recovery of metal values from used lead-batteries, especially from lead anode slime, recovery of antimony has been studied experimentally. First, oxidation kinetics has been investigated for pure liquid antimony in the temperature range between 973 and 1373 K to elucidate the reaction mechanism.

Read More

Anode slime | Article about anode slime by The Free Dictionary

The smelter also produces side products including 655,000 tpa of copper slag; 1800 tpa of anode slime; 92,000 tpa of sulfuric acid 35,000 tpa of gypsum. Investment in metal mineral smelter in Indonesia. The entire by-product, namely copper anode slime, is exported as no metal recovery facilities are available locally.

Read More

Intensification of pretreatment and pressure leaching of ...

treatment of copper anode slime, such as pyrometallurgy, hydrometallurgy or combinations of both [2–4]. In this work, copper anode slime is characterized by high amounts of Ni, Cu and Se compared to other metals. In the traditional treatment of copper anode slime with high nickel content, the anode slime is first treated under

Read More