spent copper slag reclamation oct

spent copper slag reclamation oct

Processing of copper converter slag for metal reclamation ...

Processing of copper converter slag for metal reclamation. Part I: Extraction and recovery of copper and cobalt. Deng T(1), Ling Y. Author information: (1)Institute of Process Engineering, Chinese Academy of Sciences, Beijing, PR China. [email protected] Clean processing of copper converter slag to reclaim cobalt and copper could be a challenge.

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[PDF] Assessment of the use of spent copper slag for land ...

The shortage of waste landfill space for waste disposal and the high demand for fill materials for land reclamation projects in Singapore have prompted a study on the feasibility of using spent copper slag as fill material in land reclamation. The physical and geotechnical properties of the spent copper slag were first assessed by laboratory tests, including hydraulic conductivity and shear ...

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Assessment of the use of spent copper slag for land ...

Feb 01, 2006  The spent copper slag was slightly alkaline, with pH 8.4 at a solid: water ratio of 1: 1. The batch-leaching test results show that the concentrations of the regulated heavy metals leached from the material at pH 5.0 were significantly lower than the maximum concentrations for their toxicity limits referred by US EPA’s Toxicity Characteristic ...

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Copper Slag - General Information, Process, Products ...

Copper slag is widely used in the sand blasting industry and it has been used in the manufacture of abrasive tools. In general, the spent copper slag is suitable to be used as a fill material for land reclamation. One of the primary advantages to copper slag is

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US20060207289A1 - Copper slag reclamation and recycling ...

US20060207289A1 US11/082,435 US8243505A US2006207289A1 US 20060207289 A1 US20060207289 A1 US 20060207289A1 US 8243505 A US8243505 A US 8243505A US 2006207289 A1 US2006207289 A1 US 2006207289A1 Authority US United States Prior art keywords providing glass copper slag ceramic copper Prior art date 2005-03-17 Legal status (The legal status is an

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Use of Recycled Copper Slag in Cement-Treated Singapore ...

高达10%返现  Abstract. Copper slag is a by-product obtained during the matte smelting and refining of copper. Singapore imports huge amount of copper slag to be used as abrasive material for ship clearing and repairing, and resulting in used copper slag as waste material. It has been estimated that 300,000 tonnes of copper slag needs to be disposed annually.

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Legitimate Hazardous Waste Recycling Versus Sham ... - US EPA

Nov 26, 2019  Common hazardous waste reclamation activities involve recovery of spent solvents (e.g., recovery of acetone) or metals (e.g., recovery of lead). An example of a material that is reused without reclamation is emission control dust returned directly to a primary zinc smelting furnace. Top of Page. Sham Recycling.

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COMPARISON OF ENGINEERING PROPERTIES BETWEEN PURE

Comparison Of Engineering Properties Between Pure Copper Slag Brick And Spent Copper Slag Brick Proceedings of TheIRES 3rd International Conference, Dubai, UAE, 4th July 2015, ISBN: 978-93-85465-46-8 7 3.2 Water Absorption Water absorption results were shown in Table 4 for pure copper slag and spent copper slag respectively.

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Utilization of flotation wastes of copper slag as raw ...

Nov 30, 2008  In this study, the flotation wastes of copper slag (FWCS) obtained from The Black Sea Copper Works (Samsun, Turkey) was used. The chemical compositions of the FWCS were evaluated by using X-ray fluorescence techniques and ICP/ES and MS (ACME Anal. Lab.).As can be seen in Table 1, the FWCS sample contained significant levels of Fe 2 O 3 (59.08%) and SiO 2 (30.60%) whereas the

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Table 3: Recovery Facilities Operated within the National ...

2003 One company recycling used lead-acid batteries Reclamation of lead and plastics R4 14600 No ... Raya Copper slag and fly ash as substitute R4 No Kejapanan-Mojosari No.323 Kec. Gempol, Kab. Pasuruan, material at concrete industry ... Johor spent copper chloride R2, R6 300 mt/month 2003 Positive Chemical Sdn. Bhd., Pasir Gudang, Johor spent ...

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Processing of copper converter slag for metal reclamation ...

Processing of copper converter slag for metal reclamation. Part I: Extraction and recovery of copper and cobalt. Deng T(1), Ling Y. Author information: (1)Institute of Process Engineering, Chinese Academy of Sciences, Beijing, PR China. [email protected] Clean processing of copper converter slag to reclaim cobalt and copper could be a challenge.

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Processing of copper converter slag for metal reclamation ...

Oct 01, 2007  Clean processing of copper converter slag to reclaim cobalt and copper could be a challenge. An innovative and environmentally sound approach for recovering valuable metals from such a slag has been developed in the present study.

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Legitimate Hazardous Waste Recycling Versus Sham ... - US EPA

Nov 26, 2019  Common hazardous waste reclamation activities involve recovery of spent solvents (e.g., recovery of acetone) or metals (e.g., recovery of lead). An example of a material that is reused without reclamation is emission control dust returned directly to a primary zinc smelting furnace. Top of Page. Sham Recycling.

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pH Dependent Leaching Behavior of Zn, Cd, Pb, Cu and As ...

Spent copper slag TCLP test pH stat test Low leaching of heavy metals, making the slag suitable to be used as a fill material for land reclamation [10] Mineral processing waste from an abandoned copper mine facility TCLP, Field Leach Test (FLT), deionized water extraction tests, controlled pH experiments, sequential extractions

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An Innovated Application of Reutilize Copper Smelter Slag ...

Nov 01, 2018  The copper slags with different addition levels of 15, 30 and 45 wt.% were mixed into a typical Portland cement. Water was added into the mixture of cement and copper slag

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Table 3: Recovery Facilities Operated within the National ...

2003 One company recycling used lead-acid batteries Reclamation of lead and plastics R4 14600 No ... Raya Copper slag and fly ash as substitute R4 No Kejapanan-Mojosari No.323 Kec. Gempol, Kab. Pasuruan, material at concrete industry ... Johor spent copper chloride R2, R6 300 mt/month 2003 Positive Chemical Sdn. Bhd., Pasir Gudang, Johor spent ...

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4 V May 2016 - ijraset

Copper slag during the manufacture of copper metal. Currently, about 2600 tons of Copper slag are produced per day and a total accumulation of around 1.5 million tons. If we are able to use the copper slag in place of natural sand, then we can successively obtain a material to replace the sand, which is eco-friendly and cost effective.

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(PDF) A Review on Utilization of Waste Material IJIRST ...

1) Effect of Copper Slag on Plasticity Index Copper slag, when mixed with locally available soil in a proportion of 60% CS and 40% soil, the plasticity index of the soil was reduced by 40% . Copper slag with and local soil (available near bhruch) mixes were found to be non-plastic in nature [10].

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Recovery of cobalt, nickel, and copper from slags, using ...

Nickel-copper converter slag 'A'- 100 kVA and 200 kVA. Using converter slag from a nickel-copper plant, tests were carried out, in 1990, on a 100 kVA furnace (operated at 30 kW) and on a 200 kVA furnace (operated at 85 kW), at low additions of reductant (in order to minimize the reduction of iron).

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Bulk Density Table - Sawyer/Hanson

Cupric sulphate (see copper sulphate Detergent (see soap detergent) Diatomaceous earth 11 17 Dicalcium phosphate 40 50 Disodium phosphate 25 31 Distiller’s grain, spent, dry 30 Distiller’s grain, wet 40 60 Dolomite, crushed 80 100 Dolomite, lumpy 90 100 Earth, loam, dry, loose 76 Ebonite, crushed 63 70 Egg powder 16 Epsom salts (magnesium ...

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$2M to destroy historical smelter or $12M to preserve it ...

The company has about $20 million more in reclamation work to do on slag piles, tailings, historical buildings and other features left by the Magma Mining Co. and other operators.

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Shipbuilding Ship Repair

Reclamation of spent solvents from spray paint equipment; and Recycling of spent abrasive for use as an aggregate material in the production of asphalt and cement “clinker”. ... (coal slag) or smelting (copper slag). Some abrasives result in higher PM emission rates than others. The National

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GB1366549A - Copper refining process - Google Patents

1366549 Recovering Cu, Sn, Pb from slags LA METALLO-CHIMIQUE S A 14 Oct 1971 29590/73 Divided out of 1366545 Heading C7D The subject-matter of this Specification is similar to that described in Specification 1366545 but the claims are directed to the following steps:- (i) reducing copper-bearing materials to form a black, impure copper.

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ecoWise - Heritage Awards The Founding Years The ...

The success of the copper slag processing and disposal business was further demonstrated when the BJI secured another major contract with Keppel Group in 2002. The commissioning of the S$0.6 million wood crushing machine has also opened up the market of wood and horticultural waste handling and biomass fuel production for the company in 2000.

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Printed Circuit Board Recycling Methods - EPA

October 2012 6 Figure 3: Recovery of copper from acidic (basic) etching solution 3.5 Recovery of copper hydroxide from copper sulfate solution in PTH process Spent copper sulfate generated from PTH manufacturing contains copper ions at a concentration between 2-22 g/L. The spent solution is loaded into the reactor.

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Fact Sheet 1 - Chemetco - Illinois

Sep 12, 2011  The facility produced primarily copper cathodes and anodes. This process produced waste byproducts such as slag, zinc oxide (scrubber sludge), and spent refractory brick. On October 31, 2001, the facility shut down and filed for Chapter 7 bankruptcy on November 13, 2001. On December 7, 2001, the Illinois EPA issued an order to seal Chemetco.

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Regenerating of copper slag waste into abrasive material ...

The aim of this study was to investigate the feasibility of regenerating spent copper slag into new abrasive materials. As regenerating is the most direct method to reclamation, once it is proven feasible and profitable, life cycle of copper slag in abrasive blast-cleaning could be prolonged and the waste production rate would be minimized.

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SEARCHLIGHT MINERALS CORP. PROVIDES ... - SEC.gov HOME

The slag pile is located approximately six miles from the historic United Verde Copper Mine in Jerome, Arizona, which produced some of the richest copper ore ever mined in the U.S. Clarkdale housed a smelter operation for the United Verde Mine, and when smelting activities ceased in 1947, a metal-bearing slag pile was left at the Clarkdale site.

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Utilization of flotation wastes of copper slag as raw ...

Nov 30, 2008  In this study, the flotation wastes of copper slag (FWCS) obtained from The Black Sea Copper Works (Samsun, Turkey) was used. The chemical compositions of the FWCS were evaluated by using X-ray fluorescence techniques and ICP/ES and MS (ACME Anal. Lab.).As can be seen in Table 1, the FWCS sample contained significant levels of Fe 2 O 3 (59.08%) and SiO 2 (30.60%) whereas the

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Land Reclamation - an overview ScienceDirect Topics

Land Reclamation. Land reclamation using different waste materials has been widely investigated such as spent metal slag [138] boiler slag and coal ash [139], indicating high feasibility due to

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ARCHIVED - Guidance Document for Management of Wastes from ...

Recovery is defined as the reclamation of valuable material and/or energy from residues. Recovery, the umbrella term, can be accomplished by recycling or re-use of the residue. ... Copper and Nickel: Cleaned slag: Construction material, abrasive industry, refractory material, mine backfill, slag dump: ... Copper: Spent

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GB1366549A - Copper refining process - Google Patents

1366549 Recovering Cu, Sn, Pb from slags LA METALLO-CHIMIQUE S A 14 Oct 1971 29590/73 Divided out of 1366545 Heading C7D The subject-matter of this Specification is similar to that described in Specification 1366545 but the claims are directed to the following steps:- (i) reducing copper-bearing materials to form a black, impure copper.

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Recovery of cobalt, nickel, and copper from slags, using ...

Nickel-copper converter slag 'A'- 100 kVA and 200 kVA. Using converter slag from a nickel-copper plant, tests were carried out, in 1990, on a 100 kVA furnace (operated at 30 kW) and on a 200 kVA furnace (operated at 85 kW), at low additions of reductant (in order to minimize the reduction of iron).

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COPPER SLAG SUPPLIER FROM GUJARAT (INDIA): COPPER SLAG ...

Apr 29, 2012  In general, the spent copper slag is suitable to be used as a fill material for land reclamation. Copper slag is widely used as an abrasive media to remove rust, old coating and other impurities in dry abrasive blasting due to its high hardness (6-7 Mohs), high density (2.8-3.8 g/cm3) and low free silica content.

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Copper Slag – Green Alternative for Building A Modern ...

Jul 19, 2018  Copper Slag is an eco-friendly industrial by-product being manufactured in Sterlite Copper, Tuticorin. The Indian company is one of the leading copper manufacturers in the world, catering to electrical, automotive, infrastructure and several other industries. Copper today is an $8 billion industry in India, having created 50,000 direct and ...

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Mineral Waste Treatment and Secondary Recovery SpringerLink

Oct 26, 2012  F.I. Oprea and R. Murgulescu, “The Recovery of Copper from Gangues from Copper Slag Flotation,” Metalurgia, 36(10), October 1984, pp. 505–506. Google Scholar 95. P. Filipov and E. Ivanova, “Recovery of Indium from Lead Slags by Sorption Extraction,” Metalurgiya, 2, April 1985, pp. 19–20. Google Scholar

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UG-Mat Foundry Sand Recycled Materials Resource Center

Spent foundry sand from brass or bronze foundries, in particular, may contain high concentrations of cadmium, lead, copper, nickel, and zinc. (7) However, studies have indicated that foundry sand is less contaminated with metallic elements than foundry dust and slag. Studies also suggest that the constituents in the bulk waste stream of foundry ...

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NASSCO is Named a San Diego Recycler of the Year

In addition, a material change from a single-use of copper slag grit to reusable steel grit resulted in a reduction of waste grit from 2,300 tons to just 21 tons on just one ship alone. INDUSTRIAL SHOP TOWEL AND RAG RECYCLING To further reduce our impacts to a landfill, NASSCO launders and reuses all of our shop towels and rags.

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