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equipment for rheological properties for backfill in mines

equipment for rheological properties for backfill in mines

equipment for rheological properties for backfill in mines

Mine Backfill Brochure - Paterson Cooke. assessment, rheological and flow behaviour characterization and backfill recipe ... tool for predicting the dewatering and flow properties of the backfill product. ... the correct selection of equipment type and capacity crucial to the operability of the ..... on a Budget; low capital paste backfill injection for small mines or brownfield.

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equipment for rheological properties for backfill in mines

equipment for rheological properties for backfill in . Rheological Properties of Cemented Tailing Backfill and May 01 2016 The use of backfill in underground mines is increasing due to the need to achieve maximum ore recovery and to maintain the stability of underground excavations The mechanical response of the backfill in narrow openings is significantly influenced by its interaction with ...

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Contribution to Laboratorial Determination of

2.1 Mine backfill 4 2.2 Paste backfill 5 2.2.1 Supply of materials 5 2.2.2 Mix design 6 2.2.3 Production 9 2.2.4 Future challenges 10 2.3 Rheology 12 2.3.1 Rheological properties, concepts and models 12 2.4 Paste backfill rheology 18 2.4.1 Determinant factors 19 2.4.2 Yield Stress 21 2.4.3 Measurement methodologies 24

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Experimental Study and Application of Rheological ...

From the perspective of resource recovery and environmental protection, coal gangue-fly ash cemented backfill coal mining has become an important direction for the green development of coal mines in recent years. Analysis of the rheological parameters of backfill slurry is the basic principle to design a backfill pipeline system. Coal gangue-fly ash backfill slurry has a mass concentration of ...

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Backfilling technology in Kazakhstan mines SpringerLink

2013-6-8  The article reviews backfilling complexes operating at Kazakhstan mines and describes laboratory and industrial tests of effect of cement-ash binder and plastifier combination on rheological properties and strength of filling masses.

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(PDF) Underground mining with backfills - ResearchGate

2021-11-23  Among the related research in China, literature shows slump test of paste backfill slurry and analyzes the rheological property of the paste, which could be better basis for the study on the flow ...

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尾砂充填料浆流变性能模型与试验研究

2013-11-27  关键词: 充填采矿法, 尾砂充填料, 粘塑性流体, 屈服应力, 流变性能 Abstract: Taking backfill material of underground mine as the object of study, this paper conducts the research on its rheological properties and strength characteristics by using the R/S+ rheometer and rock mechanics testing machine with the method of experiment and theory analysis.

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Flow Characteristics of Cemented Paste Backfill

2018-1-17  Cemented paste backfill (CPB) is primarily used for backfilling underground voids at George Fisher Mine (Mount Isa, Australia). The objective of this paper is to summarise the geotechnical characterisation of the tailings and the rheological properties of the CPB as determined from a laboratory testing program undertaken at James Cook University. Two binders were examined [a General

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专家详情_土木与资源工程学院 - USTB

1.Xiao B, Fall M, Roshani A. Towards Understanding the Rheological Properties of Slag-Cemented Paste Backfill [J]. International Journal of Mining Reclamation and Environment, 2020:1-23. (SCI) 2.Xiaobing Yang, Bolin Xiao, Qian Gao. Validating the Use of Slag

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[PDF] Experimental Study and Application of Rheological ...

From the perspective of resource recovery and environmental protection, coal gangue-fly ash cemented backfill coal mining has become an important direction for the green development of coal mines in recent years. Analysis of the rheological parameters of backfill slurry is the basic principle to design a backfill pipeline system. Coal gangue-fly ash backfill slurry has a mass concentration of ...

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Rheological Parameters and Transport Characteristics of ...

2021-8-10  Pipeline transportation is the key component of the mine filling system. In this study, fresh cement tailing backfill (CTB) slurry made by unclassified tailings from the Daye iron mine is taken as the research object, and its rheological parameters and transport characteristics are studied via laboratory test and FLUENT software. It was found that the relationship curve of the dynamic yield ...

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A simple L-shape pipe flow test for practical rheological ...

2019-11-1  1. Background. Cemented backfill is increasingly applied in underground hard rock mines, providing effective ground support, promoting ore recovery rate, and handling tailings or solid waste (as aggregate) [, , ].Cemented high-density backfill (CHB) and cemented paste backfill (CPB) are two of the most commonly used backfill configurations [4,5].Both CHB and CPB are mixtures of binder ...

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Contribution to Laboratorial Determination of

2.1 Mine backfill 4 2.2 Paste backfill 5 2.2.1 Supply of materials 5 2.2.2 Mix design 6 2.2.3 Production 9 2.2.4 Future challenges 10 2.3 Rheology 12 2.3.1 Rheological properties, concepts and models 12 2.4 Paste backfill rheology 18 2.4.1 Determinant factors 19 2.4.2 Yield Stress 21 2.4.3 Measurement methodologies 24

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Mine Back Filling - Central Institute of Mining and Fuel ...

A brief description of Facilities/ Equipment/Tools/software with photos; Major Facilities: 1 (PLAXIS 3D software for numerical modeling of various geotechnical challenges encountered in mining and allied activities) (Modular Compact Rheometer used for investigating rheological parameters of paste and high concentration backfill)

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Mine backfill - tu-freiberg.de

2020-11-20  Mine backfill Only for private and internal use! Updated: 02 November 2020 Page 3 of 16 be necessary to isolate the backfilled excavations and to avoid outflow. The properties of backfill are determined by the following parameters (Moser, 2016): Mineralogy of ingredients Grain size distribution Type and amount of binder

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Geotechnical Applications Of Rheological Models

The rheological models often applied to debris flow analysis are the Bingham model and the Canadian Geotechnical Journal 25 applications in debris flow classical rheological models like Bingham plastic or power law model and fluid behaviour is defined with only

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Dewatering Backfill Mining How - scholmanloodgieters.nl

Stabilied backfill to mine. more Dewatering Backfill Mining equipment for rheological properties for backfill in mines Flow Quip is a supplier of leading brand pumps and process equipment. more Although the electrokinetic dewatering of mine backfill was perhaps not as successful as hoped the U experiences still provide some very. Details

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Investigation of inhomogeneous properties of backfill ...

Abstract: Cemented paste backfill (CPB) has been utilised globally in mines based on its benefits of non-segregation, non-bleeding and homogeneity. Due to a lack of research around the mechanism(s) driving anti-segregation properties, nowadays only some engineering empirical parameters including the slump or the fine particle content of backfill slurries can be used as the descriptive ...

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专家详情_土木与资源工程学院 - USTB

1.Xiao B, Fall M, Roshani A. Towards Understanding the Rheological Properties of Slag-Cemented Paste Backfill [J]. International Journal of Mining Reclamation and Environment, 2020:1-23. (SCI) 2.Xiaobing Yang, Bolin Xiao, Qian Gao. Validating the Use of Slag

Read More
[PDF] Experimental Study and Application of Rheological ...

From the perspective of resource recovery and environmental protection, coal gangue-fly ash cemented backfill coal mining has become an important direction for the green development of coal mines in recent years. Analysis of the rheological parameters of backfill slurry is the basic principle to design a backfill pipeline system. Coal gangue-fly ash backfill slurry has a mass concentration of ...

Read More
Mine backfill - tu-freiberg.de

2020-11-20  Mine backfill Only for private and internal use! Updated: 02 November 2020 Page 3 of 16 be necessary to isolate the backfilled excavations and to avoid outflow. The properties of backfill are determined by the following parameters (Moser, 2016): Mineralogy of ingredients Grain size distribution Type and amount of binder

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(PDF) Underground Mining with Backfill Tony Grice ...

Grice A. 1998, The 2nd Annual Summit – Mine Tailings Disposal Systems, Brisbane Underground Mining With Ba ckfill By A Grice 1 Introduction include waste development rock, deslimed and whole mill tailings, quarried and crushed aggregate, and alluvial or aeolian Backfill is

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Backfill Systems – NEMCCO

Knowing the mine fill components is key to understand the behavior and to optimize the recipe for a better and lower cost backfill operation. Working together with world-wide lab testing centers, testing includes the characterization of physical properties, mineralogy

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Environmentally Friendly High Performance Backfill ...

Backfill materials play an important role in the geotechnical engineering. Mechanical properties, rheological properties, and microscopic properties were some of the key performance for the backfill materials. In recent years, researchers have attempted to improve the performance of backfill materials with various methods.

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On-Site Backfill Slurry Characterisation Tests at Boulby ...

2014-12-5  •A backfill mixing tank with mechanical mixer, to re-pulp the sea water and filter cake into a slurry. • A pump to deliver the backfill to a constant head tank. • A constant head tank to maintain a constant head feed to the two test pipe loops. • Two test pipe loops (100 mm and 150 mm) fed by the constant head tank run vertically to the ground floor level and then in a horizontal loop ...

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Determining the Rheological Properties of Mine Tailings

2015-7-16  Determining the Rheological Properties of Mine Tailings. Mining activities produce a variety of waste products, including waste rock, slags, overburden, mine water, and tailings. Tailings are leftover mineral byproducts of ore processing. The

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Investigation of inhomogeneous properties of backfill ...

Abstract: Cemented paste backfill (CPB) has been utilised globally in mines based on its benefits of non-segregation, non-bleeding and homogeneity. Due to a lack of research around the mechanism(s) driving anti-segregation properties, nowadays only some engineering empirical parameters including the slump or the fine particle content of backfill slurries can be used as the descriptive ...

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The dynamic characteristics of backfill made of mining ...

2021-4-28  Backfill is widely used in underground mines around the world for its effective reduction in environmental impact of mining operations by utilizing a part of mine waste as underground backfill material. The strength of backfill plays a critical role in improving stop stability and preventing surface subsidence. In this paper, a series of SHPB (Split Hopkinson Pressure Bar) tests with different ...

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专家详情_土木与资源工程学院 - USTB

1.Xiao B, Fall M, Roshani A. Towards Understanding the Rheological Properties of Slag-Cemented Paste Backfill [J]. International Journal of Mining Reclamation and Environment, 2020:1-23. (SCI) 2.Xiaobing Yang, Bolin Xiao, Qian Gao. Validating the Use of Slag

Read More