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Copper Smelter Slag Railroad Ballast Recovery

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Copper Slag Suppliers in India at low price for sale

Copper slag is an excellent byproduct or waste material that retains its original properties Due to its chemical amp physical composition which includes high iron silica and aluminum oxide content it can be used as a partial replacement for sand in concrete mixes Although the majority of the produced copper slag is used in the sand blasting industry and in the manufacturing of abrasives

US5968258A Method of making cement from base metal

A method of making cement from base metal smelter slag produced by a nickel copper lead or zinc smelter includes crushing the slag with a source of calcium sulphate to a size of less than about 14 inch and heating the mixture to produce a cement and grinding the cement to a size in the range of from about 250 to about 425 mesh

A Study on Reduction of Copper Smelting Slag by

Since the copper smelting slag contains high content of iron and copper and zinc Common applications of copper smelting slag are the value added products such as abrasive tools roofing granules roadbase construction railroad ballast fine aggregate in concrete etc as well as the some studies have attempted to recover metal values

A Study on Reduction of Copper Smelting Slag by Carbon

Since copper smelting slag contains high content of iron and copper and zinc common applications of copper smelting slag can be used in valueadded products such as abrasive tools roofing granules roadbase construction railroad ballast fine aggregate in concrete etc Some studies have attempted to recover metal values from copper slag

RECOVERY OF PIG IRON FROM COPPER SMELTING

RECOVERY OF PIG IRON FROM COPPER SMELTING SLAG BY REDUCTION SMELTING Copper slag is a byproduct obtained during smelting and refining of copper Copper smelting slag typically contains about 1 wt copper and 40 wt iron depending upon the initial ore quality and the furnace type Main components of copper slag are iron oxide and silica

Recovery of copper from copper slag and copper slag

Copper smelter slag and copper smelter slag flotation tailings were leached using sulphuric acid solutions without or with the addition of either ferric sulphate or hydrogen peroxide

Economic and environmentally beneficial treatment of

Slag cleaning can enhance the recovery of valuable metals in existing pyrometallurgical processes or can produce economic value from recycling old slag dumps For example a process has been developed and implemented industrially for recovering cobalt from copper smelting slag in a DC arc furnace

SUSTAINABILITY OF COPPER SLAG PROCESSING

Also copper slag can be utilized to make the products like cement fill ballast abrasive aggregate roofing granules glass tiles etc Shen and Forsberg 2003 Copper Slag Processing Recycling todays copper slag is similarly possible Recovery of metals from

Characteristics and utilisation of copper slaga review

Nov 01 2003 The copper slag generated at Kure has been investigated by Acma et al 1997 for the recovery of copper cobalt and production of magnet grade iron oxide by pyrohydrometallurgical route The fayalitic slag analysing about 08 Cu and 04 Co is reduced with cokegraphite in a DC arc furnace to yield a liquid alloy rich in iron containing

Western Railroad Discussion gt Ballast Color

In fact some of the last trains to run on TP were ballast extras from the slag piles at Eilers They also used slag from the steel mill at Pueblo and the Kennecott copper smelter at Bingham Salt Lake City From what I was told UP stopped using slag when they took over the SP Edited 1 times Last edit at 062511 1326 by WW

conventional machine to remove slag after gas cut

conventional machine to remove slag after gas cut As a leading global manufacturer of crushing grinding and mining equipments we offer advanced reasonable solutions for any sizereduction requirements including quarry aggregate and different kinds of minerals

Slag from the Sudbury nickel camp Ontario Canada

Metalrefining Slag used widely as railbed ballast originating at the coppernickel smelters of Sudbury Ontario Canada Figure 1 Here is a typical example of the slag found as ballast on railway lines past and present throughout southern Ontario

Kansas Department of Health and Environment

the slag blown from the retorts at the end of the smelting process These materials are likely contaminated with sulfur and heavy metals like lead cadmium arsenic and germanium Some of the waste material was reprocessed for its iron gold silver or copper content or used as construction fill or ballast on railroad lines Most of the waste was

A Study on Reduction of Copper Smelting Slag by Carbon

Common applications of copper smelting slag are the value added products such as abrasive tools roofing granules roadbase construction railroad ballast fine aggregate in concrete etc as well as the some studies have attempted to recover metal values from copper slag

Cleaning of waste smelter slags and recovery of valuable

Apr 01 2008 Barnes and Rao attempted flotation method to recover metals from the copper converter slag containing 37 Cu and obtained a concentrate grading 4244 Cu with a copper recovery of 8296 However Co and Ni were reported in the flotation tailings because most of Ni and Co occurred in the slag as oxide which cannot be beneficiated by

Utilization of copper slag in cement and concrete

Copper slag is a byproduct obtained during matte smelting and refining of copper The common management options for copper slag are recycling recovering of metal production of value added products such as abrasive tools roofing granules cutting tools abrasive tiles glass roadbase construction railroad ballast asphalt pavements

Flowbanded slag from the Durango smelter Colorado USA

The slag would have been readily available for use as railroad ballast since the Smelter Mountain site is just southwest of the rail terminus in downtown Durango The samples were collected beside the DurangoSilverton railway line along a siding above the right west bank of the Animas River

Rio Tinto Kennecott Utah Copper Smelter

Molten Smelter Slag 75 A reduced flow of S Slag falling from the launder into a Kress pot During the copper ore concentrate smelting process the matte copper seperates from the majority of impurities resulting in a floating Slag layer inside the furnace that is then drained tapped off into large Kress pots and transported to a cooling location

Slag ballast Model Railroad Hobbyist magazine

Slag from the furnaces was used for all sorts of purposes we bought it like you buy crushed stone either numbered or crusherrun theyre still mining the slag dump near my old home The slag Im familiar with is a light grey no where near black more a limestone in color

Method of recovering metals and producing a secondary slag

A method of recovering metals and producing a secondary slag from base metal smelter slag produced by a copper or nickel smelter includes mixing the smelter slag with at least one reducing agent selected from the group consisting of carbon and aluminum said carbon if present being from about 1 to about 10 by weight of the slag and said aluminum if present being from about 5 to

A Study on Reduction of Copper Smelting Slag by MDPI

Since copper smelting slag contains high content of iron and copper and zinc common applications of copper smelting slag can be used in valueadded products such as abrasive tools roofing granules roadbase construction railroad ballast fine aggregate in concrete etc Some studies have attempted to recover metal values from copper slag

KCM Nchanga Smelter Experiences a Slag Runout

Oct 09 2019 KONKOLA Copper Mines Plc has confirmed that an incident occurred at the Nchanga Smelter at around 600hours of this morning that resulted in a run out of slag material although no injury occurred KCM corporate affairs manager Eugene Chungu said in a statement to Mwebantu that the incident occurred at the Cobalt Recovery Furnace of

Difference in types of Ballast Trains Magazine Trains

Historically the ballast a railroad used was what was available on line hence limestone in the south ganite in the west cinders or dirt anywhere etc as you note As demands for a better track structure developed many things changed Ties got bigger rail got heavier and the need for a good solid base to build it on got more critical

Ballast Colors Model Railroader Magazine Model

Sep 15 2003 In northern Arizona where the volcanic ash has a redish color the BNSF uses red lava rock A former SP line running alongside the San Pedro River toward the Mexican border uses only copper smelter slag since there was a large smelter in Douglas Arizona when that line was built and they probably didnt even have to pay for it