Extraction of open pit mining area based on optimal scales selection

[1] Sonter L J Moran C J Barret D J et al 2024 Processes of land use change in mining regions Journal of Cleaner Production 84 494 Google Scholar [2] Gao Yongzhi Hou Jianguo Chu Yu et al 2024 Remote sensing monitoring of tailings ponds based on the latest domestic satellite data Journal of Heilongjiang Institute of Technology 3 26 Google Scholar [3] Ding Juan Xu Yuetong Yang Yanjie et al

PDF Comprehensive Utilization of Tailings in Quartz Vein Hosted Gold

PDF The aim of this study was to develop a comprehensive technology for the utilization of tailings from quartz vein hosted gold deposits Find read and cite all the research you need

Utilization of phosphogypsum and phosphate tailings for cemented paste

This research is an investigation of the feasibility of utilizing phosphogypsum PG and phosphate tailings PTS for cemented paste backfill Some experiments were conducted with various combinations of PTS and PG as aggregates along with slags and/or Portland cement as binders and CaO as an additive The influence of the PG s ageing time on the consolidation of backfill was also explored

Dry Tailings Process Helps Tailings Resource Utilization

The development and utilization of a large number of tailings accumulated over a long period of time can effectively alleviate the pressure on resources and the environment In production the properties of tailings ore are different and the mineral composition specific gravity concentration particle size and distribution are also different

Tailings Wikipedia

In mining tailings are the materials left over after the process of separating the valuable fraction from the uneconomic fraction gangue of an ore Tailings are distinct from overburden which is the waste rock or other material that overlies an ore or mineral body and is displaced during mining without being processed

Exploration on Comprehensive Utilization Technology of Mine Tailings

The insufficient utilization of tailings has formed many obstacles to the sustainable development of the industry Many components of tailings are still valuable so they must be turned

Frontiers Resource utilization of waste tailings Simulated removal

Resource utilization of waste tailings Simulated removal of nitrogen from secondary effluent by autotrophic denitrification based on pyrite tailings Jie Mao 1 2 3 At present although domestic sewage treatment has reached the drainage standard there is no nitrogen and phosphorus environmental capacity for the eutrophic water

Tungsten Tailings Utilization JXSC Machine

The tungsten tailings are used as raw materials and the slag fly ash and clay are used as auxiliary materials and the porous bioceramic filter material can be produced by roasting Tungsten tailings and metakaolin are the main raw materials and water glass and NaOH are alkali activators to produce mineral polymeric materials

What are the Keys to Driving Domestic Utilization TOG

Here are the seven major benefits of domestic utilization 1 Closer Network The first benefit is straightforward When your employees and their dependents use your health system it builds your network s community 2 Improved In Network Economics Again this benefit makes clear sense

Utilization of Iron Ore Tailings in Bricks 6 Mine Waste Utilizatio

Use of iron ore tailings IOT is found to be very beneficial and the addition of perlite as an admixture to improve its thermal properties is given scope for the development of non fired thermal efficient bricks

PDF Overview of FCX Tailings Management and Stewardship Program

For more information on our multi‐tiered oversight and tailings governance please refer to the tailings section of our 2024 Annual Report on Sustainability In 2024 as members of ICMM we supported development of and committed to working towards implementation of the new Global Industry Standard on Tailings Management the Tailings

Review of Research on Physical and Mechanical Properties and

The physical and mechanical properties of tailings affect the stability of tailing dams Metal tailings can be used as secondary resources and it is easy to pollute the environment under poorly managed conditions Therefore it is necessary and urgent to reuse these deposits such as iron tailings copper tailings zinc tailings et al

Tailings treatment technology and tailings recovery equipment

Tailings Recovery Technology Tailings water treatment technology The tailings pond is a large volume sedimentation storage pond which can be set up on valleys slopes river beaches or flat ground by using topography and surrounded by dams Drainage wells and drainage pipes are set in the pond or drainage ditches are set along the edges

Department of The Interior Environment and Related Agencies

department of the interior environment and related agencies appropriations for 2024 117th congress 2024 2024

Utilization of Copper Mine Tailings as Road Construction Materials

Second a systematic study on the utilization of copper mine tailings MT as road base construction material through geopolymerization was performed Specifically MT was mixed with different amount of sodium hydroxide NaOH solution at various concentrations from 0 to 11 M compacted and then cured at 35°C

the utilization of trade related Reverso Context

Reverso Context From a trade perspective the utilization of trade related measures to tackle climate change can imply both risks and opportunities for women the utilization of trade related

Hadyr K General Manager Africa JA Solar LinkedIn

Oct 2024 Oct 20191 year 1 month Africa JA SOLAR was founded in 2024 and listed on the US NASDAQ Exchange in 2024 Its impressive supply chain includes photovoltaic products that design manufacture and sell to over 100 countries and regions Products range from silicon wafers cells and modules to complete photovoltaic PV power systems

Utilization of Iron Ore Tailings in Bricks 6 Mine Waste Utilizatio

Use of iron ore tailings IOT is found to be very beneficial and the addition of perlite as an admixture to improve its thermal properties is given scope for the development of non fired thermal efficient bricks Bricks were made using different proportions by replacing sand with IOT from 30% to 60% at 10% interval cement from 10% to 20% at

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Tailings Dewatering and Wastewater Treatment

1 Recycled sand and gravel aggregate 2 Concrete fine aggregate 3 Production of building materials 4 Reclamation by tailings and establishment of ecological zone 5 Recover the valuable ingredients Traditional tailings disposal The vast majority of domestic tailings still use wet discharge and are stored in tailings ponds

Utilization of tailings in cement and concrete A review

Test findings suggest that it is feasible to use 10% mechanically treated and 5% untreated zinc tailing waste as a substitute for cement in concrete to reduce the adverse effect on the environment 2 Screening for key material parameters affecting early age and mechanical properties of blended cementitious binders with mine tailings

Tailings treatment technology and tailings recovery equipment

For example the treated tailings can be used as raw materials for cement tiles aerated concrete permeable bricks refractories fireproof and thermal insulation materials glass ceramsite concrete aggregates etc tailings sand can be used instead of part of the machine made sand to make concrete build roads pavement materials and so on

Comprehensive utilization of tailings resources

The first step of the test is to take samples In the process of taking samples from tailings filtration and dehydration are required to obtain useful samples The samples taken need to be dried in a cool place and then the mineral samples are bagged after mixing and shrinking Quarrying process

Utilization of mine tailings as road base material

Abstract In this paper a preliminary study is performed on utilization of copper mine tailings as road base material through geopolymerization The mine tailings studied is from a copper mine in Arizona USA and contains mainly silica alumina and calcium Sodium hydroxide NaOH solution is used as the alkaline geopolymerization agent

A breakthrough in the comprehensive utilization of gold mine tailings

after three years of exploration and research at xincheng gold mine the tailings comprehensive utilization project has realized the transformation of tailings from waste into treasure and efficient utilization which not only promotes the perfect integration of green and low carbon production methods and the new development pattern but can also …

kumar sharma Sangam University India LinkedIn

The brake disk is a key part of the braking mechanism the task of it is to slow or stop the vehicle s wheels on the one side while the heat produced during the process is dissipated In this regard the brake pads are pressed by mechanical strength on the surface of the brake disks This study aims to develop a model of a disk brake by use

What are Tailings Society for Mining Metallurgy Exploration

There are several methods currently used in the mining industry for constructing tailings facilities including Conventional tailings facility including in pit disposal methods Paste tailings including underground backfill and Filtered tailings

Categories and Application Fields and Manufacturing Process Hindawi

Water retaining agent WRA is a kind of functional polymer material with strong water absorption capacity It can absorb and release water repeatedly and is often used for crop growth in water shortage areas It is of great significance to the development of water saving agriculture There are many kinds of water retaining agents and with the development of science and technology the raw

ARCHIVED Canada s Energy Future Infrastructure Changes and

ARCHIVED Canada s Energy Future Infrastructure Changes and Challenges to 2024 Energy Market Assessment This page has been archived on the Web

Current situation and comprehensive utilization of iron ore tailing

The approaches of comprehensive utilization of iron ore tailings have been analyzed It has been proved that the comprehensive utilization of iron ore tailings is efficient socially beneficial and improves environment situation The scopes of comprehensive utilization of iron ore tailings are reported Download to read the full article text