Durability related properties of mortar and concrete tailings waste concretes schievelavabojourdanbe

This paper reports the results of research investigating the impact of copper tailings on some durability properties of cement pastes mortars and concret Four mixtures incorporating copper tailings at 0 to 15 cement substitution levels by mass were used Minor reductions in sulfate resistance of mortars and improved performance against Assessment of Mechanical and Durability Properties Ore Tailings and Waste Rock as Aggregates Li Beixing State Key Laboratory of Silicate Materials for concretes and

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Use of Base Metal Tailings from Mining Industry in Strength development and sorptivity of tailings shotcrete

tailings from tungsten mine waste up to by mass Besides this Onuagul uchi and Eren s t demonstrated that control mixture with pre wetted copper tailings at addition level if used had more beneficial properties than CMThe management and disposal of tailings is a major technical challenge for the mining industry as well as an environmental concern in many countri Finding alternative recycling methods of tailings as construction materials in mining operations or mine sites has become a great challenge for the

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Durability Strength and Stiffness of Compacted Gold Technical and Environmental Feasibility of Interlocking

copper tailings as a cement replacement material in cement pastes mortars and concret These studies showed that the incorporation of tailings at 0 to 15 cement substitution levels by mass maintained both compressive and tensile strengths at similar levels respect toThe present paper evaluates the technical and environmental feasibility of using iron ore tailings IOTs as fine aggregate in the production of interlocking concrete blocks

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Properties of Cement Based Materials Containing Copper Evaluation of the iron ore tailings from Itakpe in Nigeria

Properties of Cement Based Materials Containing Copper Tailings Obinna Onuaguluchi Submitted to the Institute of Graduate Studies and Research in partial fulfillment of the requirements for the Degree of Doctor of Philosophy in Civil Engineering Eastern Mediterranean University May Gazimağusa North Cyprus iii ABSTRACT Increasing demands for copper and copper allied products have made Evaluation of the iron ore tailings from Itakpe in Nigeria as concrete material Elinwa Augustine Uchechukwu 1 The waste material from the processing is approximately 64 which translates into 3 072 tonnes/day 1 This Project was established in and was designed to supply 215 million tones of 63 to 64 grade concentrate of iron Fe per year to Ajaokuta Steel Company Nigerian

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Tailings Wikipedia PDF Recent progresses in concretes for nuclear waste and

Bauxite tailings is a waste product generated in the industrial production of aluminium Making provision for the approximately 77 million tons that is produced annually is one of the most significant problems for the aluminium mining industryRecent progresses in concretes for nuclear waste and uranium waste containment tailings are subject to weathering and ground water seepage leaking into surrounding environment Tailings from

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Autoclaved Brick from Steel Slag and Silicon TailingsUtilization of iron ore tailings as fine aggregate in

The load bearing brick is made from steel slag and silicon tailings by pressing and autoclaving process Because of the volume stability steel slag was ground to above 320 m2/kg and wet cured in 50 60 176 C at 12 24 hours in the present of additives before pressure forming and autoclaving process Tailings account for 63 of the total mass of Read Utilization of iron ore tailings as fine aggregate in ultra high performance concrete Construction and Building Materials on DeepDyve the largest online rental service for scholarly research with thousands of academic publications available at your fingertips

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Use of Sinter Feed Tailings as Aggregate in Production of Utilisation of iron ore tailings as aggregates in concrete

tailings are evaluated based on their physical chemical mineralogical and environmental characterization according to quality parameters adopted for aggregates used in concret The sinter feed tailings under study come from a mining plant located in the municipality ofneed to mine materials such as concretes aggregat The scarce resources could be con The scarce resources could be con served while at the same time providing sustainable solution to the handling of the tailings

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Strength and durability characteristics of copper tailing Concretes for Nuclear and Uranium Waste Containment

The high conductivity of concretes containing copper tailings could potentially be utilised in the de icing of roadways and electromagnetic shielding of electrical and electronic devic View Concretes for Nuclear Waste and Uranium Waste Containment 2 The classifications low medium and high relate to the concentration of the radioactivity in nuclear waste and hence to the intensity of the emitted radiation

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Use of copper mine tailing in concrete strength Master of Professional Engineering Bachelor of

Results not only revealed that these solid waste tailings could be used successfully as a partial replacement material for the cement in concretes but also statistical analysis showed that the mechanical and durability properties of concrete were significantly influenced by copper mine tailingThe strength of CPB jeopardized by the high fines content of tailings high processing water salinity is crucial for overall mine stability Moreover the cost of CPB is one of the main items

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Cement Mixtures Containing Copper Tailings as an Additive A review of binders used in cemented paste tailings for

tailings increased the water absorption and total permeable voids of concretes slightly However the However the compressive and flexural strengths of blended concretes were higher than Cemented paste tailings Sulphidic mine waste Portland cement Paste backfill Acid rock drainage Sulphate attack Pozzolanic materials Cement kiln dust Binder Hydration activator abstract Increased public awareness of environmental issues coupled with increasingly stringent environmental regulations pertaining to the disposal of sulphidic mine waste necessitates the mining industry to adopt more

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Evaluation of the iron ore tailings from Itakpe in Nigeria Application of Discarded Rubber Car Tyres as Synthetic

Evaluation of the iron ore tailings from Itakpe in Nigeria as concrete material Elinwa Augustine Uchechukwu 1 The waste material from the processing is approximately 64 which translates into 3 072 tonnes/day 1 This Project was established in and was designed to supply 215 million tones of 63 to 64 grade concentrate of iron Fe per year to Ajaokuta Steel Company Nigerian solid waste such as papers metals plastic bottles etc can be recycled with little or no effect on the environment there are still challenges in the disposal of many more solid waste

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Sustainable Development and Its Application to Mine Copper tailings as a potential additive in concrete

The use of tailings in agriculture is the best single use of tailings In addition to the use of tailings as a soil additive to grow crops or graze animals on grass there are a range of other agricultural applications that may be more applicableproperties of concretes containing copper tailings as an additive To compare the effects of copper tailings on strength and To compare the effects of copper tailings on strength and strength related properties across two concrete classes two series of concretes

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Liner evaluation for uranium mill tailings Final report Efficient utilization of washery tailings Journal Article

The Liner Evaluation for Uranium Mill Tailings Program was conducted to evaluate the need for and performance of prospective lining materials for the long term management of inactive uranium mill tailings pil On the basis of program results two materials have been identified natural foundationAbstract The possibility of building a plant in Makeevka for the utilization of jigging machine tailings from the Yasinovka and Makeevka Coke Works washeries for production of lightweight concrete fillers and wall materials is being investigated

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Cement Mixtures Containing Copper Tailings as an Additive Effect of iron ore tailing on the properties of concrete

tailings increased the water absorption and total permeable voids of concretes slightly However the However the compressive and flexural strengths of blended concretes were higher than You just clipped your first slide Clipping is a handy way to collect important slides you want to go back to later Now customize the name of a clipboard to store your clips

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