minimum slopes of tailing thickeners

minimum slopes of tailing thickeners

<h3>Tailings.info Deposition Methods of Tailings</h3><p>Robinsky (2000) reported that as the degree of thickening of tailings increases there is less slurry to carry the coarse fraction and the tailings begin to stack closer to the discharge point increasing the tailings beach slope. Further thickening eventually results in a nonsegregated slurry due to the high pulp density of the depositing tailings. </p>

Tailings.info Deposition Methods of Tailings

Robinsky (2000) reported that as the degree of thickening of tailings increases there is less slurry to carry the coarse fraction and the tailings begin to stack closer to the discharge point increasing the tailings beach slope. Further thickening eventually results in a nonsegregated slurry due to the high pulp density of the depositing tailings.

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<h3>Tailings Central Thickened Dischargechallenges faced and </h3><p>savings to store a specific thickened tailings product with a predicted beach slope profile and minimal supernatant pond, which influenced the perimeter embankment type and sizing. However, subsequent operational issues with variations in thickener performance and tailings properties, </p>

Tailings Central Thickened Dischargechallenges faced and

savings to store a specific thickened tailings product with a predicted beach slope profile and minimal supernatant pond, which influenced the perimeter embankment type and sizing. However, subsequent operational issues with variations in thickener performance and tailings properties,

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<h3>washing thickener nonmetal processing high quality</h3><p>mineral processing minimum slopes of tailing thickeners Processing and supervisor Professor Emeritus Anders Sellgren, for providing slopes have been estimated to about 4 % for slurry properties that gives a system for about 10 MPa is avoided while the thickener underflow slurry is. </p>

washing thickener nonmetal processing high quality

mineral processing minimum slopes of tailing thickeners Processing and supervisor Professor Emeritus Anders Sellgren, for providing slopes have been estimated to about 4 % for slurry properties that gives a system for about 10 MPa is avoided while the thickener underflow slurry is.

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<h3>(PDF) A new design approach for thickened tailings slope</h3><p>A new design approach for thickened tailings slope Conference Paper (PDF Available) · November 2009 with 156 Reads Conference: Tailings and Mine Waste conference 2009 </p>

(PDF) A new design approach for thickened tailings slope

A new design approach for thickened tailings slope Conference Paper (PDF Available) · November 2009 with 156 Reads Conference: Tailings and Mine Waste conference 2009

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<h3>A New Design Approach for Thickened Tailings Slopes</h3><p>ABSTRACT: The trends in tailings management are to eliminate ponds on top of the tailings and to thicken tailings to increase the surface slope, conserve fresh water and simplify water management. </p>

A New Design Approach for Thickened Tailings Slopes

ABSTRACT: The trends in tailings management are to eliminate ponds on top of the tailings and to thicken tailings to increase the surface slope, conserve fresh water and simplify water management.

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<h3>Outotec Thickened tailings and Paste Solutions</h3><p>A thickened tailings or paste disposal area is designed to store solid and little excess water. Recovery of process water is done in the thickener prior deposition. Due to higher beach slope, the footprint of the area needed is half size compared with conventional tailings pond. High viscosity in tailings and less water in the </p>3

Outotec Thickened tailings and Paste Solutions

A thickened tailings or paste disposal area is designed to store solid and little excess water. Recovery of process water is done in the thickener prior deposition. Due to higher beach slope, the footprint of the area needed is half size compared with conventional tailings pond. High viscosity in tailings and less water in the

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<h3>mining machine centering driving thickener</h3><p>Thickener design features include: drive torque, sidewall height, floor slope, . surface disposal and abandoned open pits during the life of the mine . and the delta formed by subaqueous deposited paste tailing (center bottom). . and wastewater treatment process equipment for power generation, mineral,. </p>

mining machine centering driving thickener

Thickener design features include: drive torque, sidewall height, floor slope, . surface disposal and abandoned open pits during the life of the mine . and the delta formed by subaqueous deposited paste tailing (center bottom). . and wastewater treatment process equipment for power generation, mineral,.

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<h3>Tailing Disposal Methods and Tailings Dam Construction Design</h3><p>Tailing Dams. The tailing dam should be situated where the slope of the ground enables the pulp to be retained with the minimum length of artificial embankment, since its height has to be raised at frequent intervals as the basin becomes full. </p>

Tailing Disposal Methods and Tailings Dam Construction Design

Tailing Dams. The tailing dam should be situated where the slope of the ground enables the pulp to be retained with the minimum length of artificial embankment, since its height has to be raised at frequent intervals as the basin becomes full.

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<h3>Paste Thickeners  Jacol</h3><p>Paste/thickened tailings is characterized by the presence of a yield stress, which is the force required to initiate flow. The underflow of highrate thickeners is "slurry,&quotwhich has relatively no or only minor yield stress. Conversely, WesTech paste thickeners operate in higher solids concentrations within a yield stress range. </p>3

Paste Thickeners Jacol

Paste/thickened tailings is characterized by the presence of a yield stress, which is the force required to initiate flow. The underflow of highrate thickeners is "slurry,"which has relatively no or only minor yield stress. Conversely, WesTech paste thickeners operate in higher solids concentrations within a yield stress range.

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<h3>Design, construction and operation of a large centerline </h3><p>Proceedings Tailings and Mine Waste 2011 Vancouver, BC, November 6 to 9, 2011 Selection of Compaction Equipment Operating on slopes as steep as the 3.5H:1V downstream slope is a challenge for some types of compaction equipment. </p>

Design, construction and operation of a large centerline

Proceedings Tailings and Mine Waste 2011 Vancouver, BC, November 6 to 9, 2011 Selection of Compaction Equipment Operating on slopes as steep as the 3.5H:1V downstream slope is a challenge for some types of compaction equipment.

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<h3>Deep Bed Paste Thickeners  WesTech Engineering, Inc.</h3><p>Deep Bed Paste Thickener The original concept of the deep cone thickener was developed in the 1960s using a steep angled cone and thickener bed to increase underflow density. Over the years, this thickening technology has evolved to produce a nonsettling solids suspension with underflow concentrations much higher than what is produced with conventional or high rate thickeners. </p>

Deep Bed Paste Thickeners WesTech Engineering, Inc.

Deep Bed Paste Thickener The original concept of the deep cone thickener was developed in the 1960s using a steep angled cone and thickener bed to increase underflow density. Over the years, this thickening technology has evolved to produce a nonsettling solids suspension with underflow concentrations much higher than what is produced with conventional or high rate thickeners.

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<h3>CHAPTER 3 SLUDGE THICKENING  Marmara Üniversitesi</h3><p>CHAPTER 3 SLUDGE THICKENING  the initial slope of the graph. The graph is given in Figure 1.  Note that the total flux curve has a minimum value (G L) between  </p>

CHAPTER 3 SLUDGE THICKENING Marmara Üniversitesi

CHAPTER 3 SLUDGE THICKENING the initial slope of the graph. The graph is given in Figure 1. Note that the total flux curve has a minimum value (G L) between

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<h3>Tailings.info Deposition Methods of Tailings</h3><p>Robinsky (2000) reported that as the degree of thickening of tailings increases there is less slurry to carry the coarse fraction and the tailings begin to stack closer to the discharge point increasing the tailings beach slope. </p>

Tailings.info Deposition Methods of Tailings

Robinsky (2000) reported that as the degree of thickening of tailings increases there is less slurry to carry the coarse fraction and the tailings begin to stack closer to the discharge point increasing the tailings beach slope.

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<h3>Some comments on thickened tailings and beach slopes</h3><p>2 Thicker tailings for steeper beach slopes There is a popular belief that higher density thickener underflow is needed in order to achieve steeper beach slopes. Whilst thicker tailings slurry does yield steeper beaches, lower flow rates have a more dramatic impact on achieving steeper beaches. </p>

Some comments on thickened tailings and beach slopes

2 Thicker tailings for steeper beach slopes There is a popular belief that higher density thickener underflow is needed in order to achieve steeper beach slopes. Whilst thicker tailings slurry does yield steeper beaches, lower flow rates have a more dramatic impact on achieving steeper beaches.

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<h3>Improve Clarifier and Thickener Design and Operation</h3><p>In Table I of the July article, "improve Clarifier and Thickener Design and Operation,&quotby Joel Christian (pp. 5056), the titles Vi and TSS are reversed. The first TSS is 3.1 and the first Vi is 6.045. In the overloaded case on p. 55, the underflow c oncentration should be 240 kg/m 3, not 140. Also, the dashed line in Figure 9 is not used in the calculation. </p>

Improve Clarifier and Thickener Design and Operation

In Table I of the July article, "improve Clarifier and Thickener Design and Operation,"by Joel Christian (pp. 5056), the titles Vi and TSS are reversed. The first TSS is 3.1 and the first Vi is 6.045. In the overloaded case on p. 55, the underflow c oncentration should be 240 kg/m 3, not 140. Also, the dashed line in Figure 9 is not used in the calculation.

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<h3>Paste Thickeners  Jacol</h3><p>Paste/thickened tailings is characterized by the presence of a yield stress, which is the force required to initiate flow. The underflow of highrate thickeners is "slurry,&quotwhich has relatively no or only minor yield stress. Conversely, WesTech paste thickeners operate in higher solids concentrations within a yield stress range. </p>

Paste Thickeners Jacol

Paste/thickened tailings is characterized by the presence of a yield stress, which is the force required to initiate flow. The underflow of highrate thickeners is "slurry,"which has relatively no or only minor yield stress. Conversely, WesTech paste thickeners operate in higher solids concentrations within a yield stress range.

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<h3>How a Thickener Works  Mineral Processing &ampMetallurgy</h3><p>The Workings of a Thickener.  Various types of Dorr thickeners, which it is unnecessary to describe here, are available for specific uses, including constructions to resist corrosion. Power requirements are low, about ½ hp. for thickeners less than 50 ft. in diameter. Attendance and repairs are also low. </p>

How a Thickener Works Mineral Processing &Metallurgy

The Workings of a Thickener. Various types of Dorr thickeners, which it is unnecessary to describe here, are available for specific uses, including constructions to resist corrosion. Power requirements are low, about ½ hp. for thickeners less than 50 ft. in diameter. Attendance and repairs are also low.

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<h3>Mill tailings management  high density thickened slurries </h3><p>Careful assessment of the geotechnics of the deposited tailings is essential but as long as these appropriately take into consideration the concave profile of the deposited tailings, whereby the slopes at the end of the beach are significantly flatter than those at the head of the beach, beach profiles as steep as 5 per cent should not pose a significant stability risk depending on the tailings, the climate and the rate of rise of the TSF. </p>

Mill tailings management high density thickened slurries

Careful assessment of the geotechnics of the deposited tailings is essential but as long as these appropriately take into consideration the concave profile of the deposited tailings, whereby the slopes at the end of the beach are significantly flatter than those at the head of the beach, beach profiles as steep as 5 per cent should not pose a significant stability risk depending on the tailings, the climate and the rate of rise of the TSF.

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<h3>Some comments on thickened tailings and beach slopes</h3><p>2 Thicker tailings for steeper beach slopes There is a popular belief that higher density thickener underflow is needed in order to achieve steeper beach slopes. Whilst thicker tailings slurry does yield steeper beaches, lower flow rates have a more dramatic impact on achieving steeper beaches. </p>

Some comments on thickened tailings and beach slopes

2 Thicker tailings for steeper beach slopes There is a popular belief that higher density thickener underflow is needed in order to achieve steeper beach slopes. Whilst thicker tailings slurry does yield steeper beaches, lower flow rates have a more dramatic impact on achieving steeper beaches.

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<h3>Surface Disposal of Past Tailings at the Bulyanhulu Gold Mine </h3><p>Typically, paste tailings will flow to a slope on the order of 3 to 10 degrees, provided the underlying material has stabilized. The construction of stack disposal with paste tailings is a natural follow on from depositing tailings as a dense, nonsegregating slurry. </p>

Surface Disposal of Past Tailings at the Bulyanhulu Gold Mine

Typically, paste tailings will flow to a slope on the order of 3 to 10 degrees, provided the underlying material has stabilized. The construction of stack disposal with paste tailings is a natural follow on from depositing tailings as a dense, nonsegregating slurry.

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<h3>Tailings.info Thickened Tailings Storage  A discussion</h3><p>Beach slopes increase compared to conventional lower %solid concentration tailings disposal, allowing greater volumes of tailings to be stored in the same surface footprint. The final point relating to beach slope is an important design parameter for thickened tailings storage facilities. </p>

Tailings.info Thickened Tailings Storage A discussion

Beach slopes increase compared to conventional lower %solid concentration tailings disposal, allowing greater volumes of tailings to be stored in the same surface footprint. The final point relating to beach slope is an important design parameter for thickened tailings storage facilities.

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<h3>TAILINGS AND MINE WASTE 12  engr.colostate.edu</h3><p>slope stability analysis appears to be driven by the fact that  A minimum number of registrants is  and slurry transport (Paterson &ampCooke), tailing thickening </p>

TAILINGS AND MINE WASTE 12 engr.colostate.edu

slope stability analysis appears to be driven by the fact that A minimum number of registrants is and slurry transport (Paterson &Cooke), tailing thickening

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<h3>Paste Thickening Iron Ore Tailings[1]  PDF Free Download</h3><p>Paste Thickening Iron Ore Tailings[1] Descrição completa Author: Alejandra Vega Avilez. 1 downloads 7 Views 329KB Size. Report. DOWNLOAD .PDF. Recommend Documents. </p>

Paste Thickening Iron Ore Tailings[1] PDF Free Download

Paste Thickening Iron Ore Tailings[1] Descrição completa Author: Alejandra Vega Avilez. 1 downloads 7 Views 329KB Size. Report. DOWNLOAD .PDF. Recommend Documents.

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<h3>Conventional Thickeners  Solid Liquid Separation</h3><p>On larger thickeners there are normally two slopes with the external circle at 1:12 and the internal 2:12. The discharge cone's slope is always 1:1. A great deal of engineering was done on elevated tanks to optimize floor design for steel weight to vertical load ratio and the density of the supporting structure. </p>

Conventional Thickeners Solid Liquid Separation

On larger thickeners there are normally two slopes with the external circle at 1:12 and the internal 2:12. The discharge cone's slope is always 1:1. A great deal of engineering was done on elevated tanks to optimize floor design for steel weight to vertical load ratio and the density of the supporting structure.

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<h3>designing mineral processing thickener  aelabworld.co.za</h3><p>mineral processing minimum slopes of tailing thickeners Nowadays, mineral processing tailings disposal is a big problem due to the The presence of ultra fine particles in the suspension affect the thickener when deposited, and produce minimal water bleeding when discharged from the end of a pipe. </p>

designing mineral processing thickener aelabworld.co.za

mineral processing minimum slopes of tailing thickeners Nowadays, mineral processing tailings disposal is a big problem due to the The presence of ultra fine particles in the suspension affect the thickener when deposited, and produce minimal water bleeding when discharged from the end of a pipe.

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<h3>washing thickener nonmetal processing high quality</h3><p>mineral processing minimum slopes of tailing thickeners Processing and supervisor Professor Emeritus Anders Sellgren, for providing slopes have been estimated to about 4 % for slurry properties that gives a system for about 10 MPa is avoided while the thickener underflow slurry is. </p>

washing thickener nonmetal processing high quality

mineral processing minimum slopes of tailing thickeners Processing and supervisor Professor Emeritus Anders Sellgren, for providing slopes have been estimated to about 4 % for slurry properties that gives a system for about 10 MPa is avoided while the thickener underflow slurry is.

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<h3>CHAPTER 3 SLUDGE THICKENING  Marmara Üniversitesi</h3><p>CHAPTER 3 SLUDGE THICKENING  the initial slope of the graph. The graph is given in Figure 1.  Note that the total flux curve has a minimum value (G L) between  </p>

CHAPTER 3 SLUDGE THICKENING Marmara Üniversitesi

CHAPTER 3 SLUDGE THICKENING the initial slope of the graph. The graph is given in Figure 1. Note that the total flux curve has a minimum value (G L) between

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<h3>THICKENED TAILINGS: RHEOLOGICAL AND GEOTECHNICAL CHARACTERISTICS</h3><p>THICKENED TAILINGS: RHEOLOGICAL AND GEOTECHNICAL  Water recovery at the thickener Thickened tailings: recover the water I can  slope Most of geotechnical  </p>

THICKENED TAILINGS: RHEOLOGICAL AND GEOTECHNICAL CHARACTERISTICS

THICKENED TAILINGS: RHEOLOGICAL AND GEOTECHNICAL Water recovery at the thickener Thickened tailings: recover the water I can slope Most of geotechnical

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<h3>Conventional Thickeners  Solid Liquid Separation</h3><p>Historically thickeners were introduced to the mining industry in 1905 when the beneficiation of ores by froth flotation was invented in Australia. In 1964 there was a project to reprocess the huge piles of tailings that accumulated over the years and recover the remaining copper . </p>

Conventional Thickeners Solid Liquid Separation

Historically thickeners were introduced to the mining industry in 1905 when the beneficiation of ores by froth flotation was invented in Australia. In 1964 there was a project to reprocess the huge piles of tailings that accumulated over the years and recover the remaining copper .

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<h3>Stability of Large Thickened, NonSegregated Tailings Slopes</h3><p>An increase in the tailings depositional slope increases the storage capacity. Since the development of thickened tailings disposal by Robinsky (1975), it has been shown that thickening permits the tailings slurry to form tailings stacks with relatively uniform beach slopes typically from 2 to 5% for thickened tailings and </p>

Stability of Large Thickened, NonSegregated Tailings Slopes

An increase in the tailings depositional slope increases the storage capacity. Since the development of thickened tailings disposal by Robinsky (1975), it has been shown that thickening permits the tailings slurry to form tailings stacks with relatively uniform beach slopes typically from 2 to 5% for thickened tailings and

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