Coaltech Research Association

Dry Processing of Coal – Progress Report: Tests Conducted on the IMS / Slater Coal Marketing Allair Dry Jig

GJ de Korte

201613 pages

Test work on a dry jig installed at a Balmoral site, covering coal sized below 50 mm and duff below 12 mm, for producers considering waterless beneficiation.

What this report found

A 30 tonne per hour pilot Allair dry jig upgraded run of mine coal to thermal coal specification, but could not effectively beneficiate finer duff. Cut point densities and EPM values matched other dry processing equipment, though the jig appeared to give better control of the parameters governing separation. Four tests ran on run of mine coal and two on duff.

Preview

Contents

  • Introduction4
  • Allair jig4
  • Tests carried out6
  • Results obtained7
  • Discussion of results11

How it opens

IMS in cooperation with Slater Coal Marketing installed a 30 tonne per hour Allair dry jig at Slater Coal’s site near Balmoral for the purpose of evaluating the technology and to assess the potential of these jigs to upgrade raw coal to thermal coal specification.

How it concludes

Open to members. Sign in to read the conclusion extract.

R1500,00

Description

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Sustainability Beyond Mining: Transformations in Systems for Secondary Beneficiation

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Doctoral work on sustainability thinking in the mining sector, drawing on air quality and waste residue projects inside a multinational miner, for readers concerned with beneficiation of mine waste.

What this report foundSustainability in mining is still framed in neoclassical economic terms, measured by profit, shareholder value and growth, with social and environmental...

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What this report found

Sustainability in mining is still framed in neoclassical economic terms, measured by profit, shareholder value and growth, with social and environmental dimensions added in response to regulation. Six air quality and waste minimisation projects run over seven years were assessed against seven dimensions of the biosphere and fell well short. A collaborative model is proposed for a sector built on mining waste residues.

Garry Paterson

GJ de Korte

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