Valorization of copper smelter slag through the recovery of metal values by a synergistic bioprocess system of bio-flotation and bio-leaching. / Behera, Sunil Kumar; Panda, Sandeep Kumar; Mulaba-Bafubiandi, Antoine Floribert. In: Environmental Quality Management, Vol. 32, No. 1, 01.09.2022, p. 233-241.
Zinc smelting slag is generated by the zinc pyrometallurgical process. In general, total contents of zinc and lead of the zinc smelting slag are about 5–15%, while the contents of rare and noble metals are very low [].Therefore, it is not economic for the recovery of valuable metals from the zinc smelting slag by the traditional hydrometallurgical processes (including …
The slag was provided by Anadolu Antimon Factory, located in Adana, Türkiye. The slag is the by-products of Sb 2 O 3 production process from a Sb-bearing ore via the pyrometallurgical process. Approximately 3 tons of slag were collected from various pre-identified locations within the stockpile with the aid of an excavator (Figure S1).
The capacity of this smelter is 300 kt/y, it and entails concentrate smelting in one Teniente Converter (TC) of 4 x 15 m, the converting of copper matte in two Peirce-Smith converters (PSC), and the recovery of some valuable metals from slag in one electric slag cleaning furnace (SCF) Devia, Parra, Queirolo, Sánchez, and Wilkomirsky, 2019).
Copper content in copper smelter slag exceeds that in copper ores, which has attracted increasing interest to recover copper from this by-product of pyrometallurgical copper production. The ...
Slag is fully named ground-granulatedblast-furnace slag (GGBFs), a by-product produced by metallurgical smelting plants.In addition to iron ore and fuel (coke), …
Slag is a participant in the smelting and refining of iron and steel, ferroalloys, and nonferrous metals. It has various physical and chemical reactions with metal, matte, furnace …
The American Smelting Works.—At these works, in Leadville, Colo., a branch plant of the Aurora Smelting and Refining Company, the slag from seven lead-furnaces is …
Increased demand of copper in the last few decades resulted in the generation of a large amount of smelter slag. About 80% of the world's copper to date was produced from sulfide ores by concentrating followed by the pyrometallurgical operations such as smelting and refining (Heimlich et al., 2010, Fan et al., 2014).While slag from blast furnace in iron making has found …
Effect of granulated lead smelter slag on strength of fly ash-based geopolymer concrete M. Albitara, M.S. Mohamed Alia, P. Visintina,⇑, M. Drechslerb a School of Civil, Environmental and Mining ...
The slag was provided by Anadolu Antimon Factory, located in Adana, Türkiye. The slag is the by-products of Sb 2 O 3 production process from a Sb-bearing ore via the pyrometallurgical process. Approximately 3 tons of slag were collected from various pre-identified locations within the stockpile with the aid of an excavator (Figure S1). These ...
Establishment of a Hydrometallurgical Scheme for the Recovery of Copper, Nickel, and Cobalt from Smelter Slag and Its Economic Evaluation. Labone Godirilwe. 2023, Sustainability.
The feasibility of copper smelter slag processing by ammonia solution treatment was investigated. The central composite rotatable design (CCRD) and approximation method were used to determine the optimum conditions of zinc and copper recovery to a solution. The experimental design was done at five levels of the four operating parameters which were the …
A copper smelter slag from Lubumbashi, Democratic Republic of Congo, containing 1.4% Cu, 0.7% Co, 8.9% Zn and 20.9% Fe(II), has been used in this study. The leaching tests have been carried out at ...
The quality of slag is equal to the quality of ore before smelting, unaffected by skills, attributes, fuel or smelter. Uses. As of World 11, it can no longer be resmelted. Quoting Jorb >" Slag has been repurposed. Where you used to get gneiss from smelting, you now get slag instead. Another product now takes slag's old place.
A copper smelter slag from Lubumbashi, Democratic Republic of Congo, containing 1.4% Cu, 0.7% Co, 8.9% Zn and 20.9% Fe(II), has been used in this study. The leaching tests have been carried out at ...
This study investigated the use of copper smelter slag for the removal of phosphorus from secondary wastewater effluent through batch tests. The media was physically and chemically characterized ...
Herein, the room-temperature sulfuric acid leaching of copper smelter slag powder in the presence of potassium dichromate was investigated, resulting in the selective extraction of copper with its ...
Weapons can be destroyed after 400 ticks (6.67 secs) of work (modified by the smelting speed of the crafter). This works for smeltable and non-smeltable apparel alike, however no materials are returned. A similar bill is also available for the electric crematorium and campfire.. Analysis [] Non-smeltable and unsellable items []. Destroying apparel and weapons with the …
Sintered Sorbent Utilization for H2S Removal from Industrial Flue Gas in the Process of Smelter Slag Granulation June 2019 Journal of Mining Institute 237(3):292-297
Reporter: Ridwan Nanda Mulyana | Editor: Azis Husaini KONTAN.CO.ID -JAKARTA. Pemerintah ingin mendorong pemanfaatan terak atau ampas bijih (slag) dari hasil pengolahan pabrik pemurnian logam mineral (smelter).Namun, upaya tersebut masih terkendala regulasi yang mengkategorikan slag sebagai limbah bahan berbahaya dan beracun (B3).
Nickel smelter slag has the content of valuable metals as the following: Nickel (Ni), Cobalt (Co), Copper (Cu), Iron (Fe) and Zinc (Zn). Those valuable metals were carried out by high-pressure ...
Smelter slag is obtained in the process of metallurgical converting of copper concentrate in the Smelter Plant in Bor, Serbia. Today, the reserves of this material are evaluated at about more of a year, with the average copper content of 0.6-0.9%. Production of copper concentrate by flotation of smelter slag has started in 2001.
Нүд ам чихгүй жижиг эс хэрхэн яаж эм бэлгийн эсийг, тэр урт замыг туулан олж очдог, мөн эм бэлгийн эс тэр олон дундаас зөвхөн нэгийг нь хэрхэн яаж, ямар шалгуураар сонгодог нь үнэхээр ...
Georgiev P, Nicolova M, Spasova I, et al. Leaching of valuabe metals from copper slag by means of chemolithotrophic archaea and bacteria[J]. Journal of mining and geological sciences, 2017, 60:127-130. Google Scholar [40] Tuovinen OH, Särkijärvi S, Peuraniemi E, et al. Acid leaching of Cu and Zn from a smelter slag with a bacterial consortium[J].
Slag, as the term will be used here, is any siliceous melt that arises in significant quantity from the various processes used in the production of iron and steel, and more …
The results showed that copper and cobalt contents in cleaned slag could decrease averagely to 0.18% and 0.071% respectively after cleaning. 91.99% Cu and 92.94% Co and less than 38.73% Fe were ...
This study investigated the use of copper smelter slag for the removal of phosphorus from secondary wastewater effluent through batch tests. The media was physically and chemically characterized and showed presence of Fe 2 O 3 (45.22%), SiO 2 (14.98%), Al 2 O 3 (3.21%), CaO (1.99%), SO 3 (1.77%) and MgO (1.33%). Scanning electron microscopy …
Copper smelter slag dumps. Industrial landscape. Karabash, Russia. Copper smelter slag dumps. Industrial landscape. Place is currently being revived, Karabash, Russia. In mid-90s, town were recognized as environmental disaster zone. Cleared city pond in foreground copper smelter slag stock pictures, royalty-free photos & images
In this study, iron selectivity behaviour of copper smelter slag (CSS) flotation tailings (38.08% Fe, 0.35% Cu, 4.48% Zn, 0.16% Co, 0.37% S) having fayalite and magnetite as major minerals was ...
Mobilization of heavy metals from historical smelting slag dumps, north Queensland, Australia B. G. LOTTERMOSER* School of Earth Sciences, James Cook University, PO Box 6811, Cairns, QLD 4870 ...
Slag is a by-product of the metallurgical smelting process. Slag has a double role: it permits removal of impurities, known as gangue, from the melt by forming oxides. It also …
Copper content in copper smelter slag exceeds that in copper ores, which has attracted increasing interest to recover copper from this by-product of pyrometallurgical copper production.
designed to process smelter slag have extensive milling circuits that enable the plants to achieve grind size of over 70% passing 75 µm and yielding recoveries as high as 80% (Shamsi et al., 2015). 503 Much of the Nkana smelter slag originated from reverberatory furnaces with a lesser proportion coming from the converting process, since in ...
Recovery of Manganese from Zinc Smelter Slag 1 Rasoul Khosravi, 2 Rasoul Fatahi, 3 Ho ssein Siavoshi and 3 Fatemeh Molaei 1 Department of Mining Engineering, University of Lorestan, Khoram Abad, Iran
Hidalgo smelter electric slag furnace visible emissions observer position during slag skimming and matte tapping 21 ----- 4.3.2 Methodology Two visible emissions methods were employed in the testing. The technique of EPA Method 9, "Visual Determination of the Opacity of Emissions from Stationary Sources" was used to determine the opacity of ...
