Presentations

Thickened and paste tailings

Paste Deposition Over an Existing Subaqueous Slurry Deposit of High Sulphide Content Tailings. Roy Lopes, Principal, Golder Associates Brasil, Rio de Janeiro, Brazil.

The effect of process variations on slurry rheology, washer performance and control strategy. Fiona Sofra, Rheological Consulting Services, Australia.

Desiccation in dewatering and strength development of high density hard rock tail. Paul Simms, Associate Professor, Department of Civil and Environmental Engineering, Carleton University, Ottwa, ON, Canada.

Desiccation in dewatering and strength development of high density hard rock tailings. Paul Simms, Associate Professor, Department of Civil and Environmental Engineering, Carleton University, Ottwa, ON, Canada.

Dry Stacking of Cycloned Tailings. Wilson Lugão, Engenheiro Geotécnico, Vogbr.

An evaluation of cyclone performance to improve the quality of cyclone underflow material for tailings disposal. John Wates and Knight, Fraser Alexander Tailings, South Africa.

Thickening of iron ore tailings slimes using sub-aerial deposition- field experimental observations. Waldyr Oliveira, Federal University of Ouro Preto.

Polymer addition

Development of success criteria for high density fluid find tailings flocculation in oil sand industry. Simon Yuan, Research and Development Center Syncrude Canada Ltd, Canada.

Effects of polymer dosage and mixing time on initial dewatering, rheology, and spread-ability of pol. Paul Simms and Shabnam Mizani, Department of Civil and Environmental Engineering, Carleton University, Ottawa, Canada.

Next Generation Polymeric Flocculants for Thickening and Dewatering. Harsha Kolla, Minerals Processing, Kemira, USA.

BASF Novel Flocculant Technology- benefits for CCD circuits based on pilot-scale trials. Alexsandro Berger, Global Development Mining, BASF SE.

The utilisation of a coiled plug flow reactor for the flocculation of kaolin slurry. Tutun Nugraha, School of Civil and Resource Engineering, University of Western Australia.

Filtered tailings

Performance analysis for filtered iron ore tailings disposal. Andrea Portes, VOGBR.

Evaluation of field compaction of a filtered residue from alumina production. Nery et al, Master’s Student in Geotechnical Engineering at UFMG.

Red mud pressure filtration for the alumina refinerys bauxite residue tailings disposal. Quentin Avery & K Wilson, FLSmidth Salt Lake City, Inc., USA.

Considerations for tailings facility design and operation using filtered tailings. Ulrich & Coffin, Knight Piesold and Co., USA.

Geotechnical parameters of iron ore tailings from the Quadrilatero Ferrifero after different treatments and ore processing. Mendes et al, Vale, S.A., Brazil.

Comparative studies

Comparative evaluation of thickened vs slurry tailings surface disposal. Darrin Johnson,M.Sc., P.Eng.

Surface erosion effect on tailings. Marcelo Musse & John Lupo.

Study of environmental feasibility of paste and thickened tailings by life-cycle assessment (LCA). Ana Fernanez-Iglesias, ArcelorMittal Global R&D.

Backfill

Full scale experiments on the effectiveness of a drainage system for cemented paste backfill. Alsidqi Hasan, School of Civil & Resource Engineering, The University of Western Australia, Australia.

Next generation dewatering for tailings and paste backfill – E‐Disc filter with eductorfeed system. Kyle Nowicki & Andreas Hellstrand, FLSmidth, Salt Lake City, Inc., USA.

Application of Cyclone Technology in Paste Backfill Plant Design Jacob Landriault, Golder Associates Ltd, Canada.

Dewatering of taillings for mine backfill with the Boozer Disc Filter. Matthias Hatzenbuhler, BOKELA do Brasil.

Cemented paste for ore recovery. Norman Gridley and Leonardo Salcedo, Anglo American Chile.

Pastefill, a safety solution for pillars mining. Paulo Cavalcante, Mineração Caraíba S. A., Brazil.

Beach Slopes

Comparison of predictions of beach slopes using alternative models. Jeronimo Covacevich, Civil Engineer Specialist for Tailings Area Hatch, Chile.

Analysis and flow behaviour prediction of paste. Paul Slatter, ATC Williams, Australia.

Transport

Pulsation Free hydraulically driven piston pump. Charilos Karambalis,M. Sc., Weir Minerals, Product Manager GEHO pumps, Netherlands.

Pumping a 100‐600 Pa yield stress clay slurry with a centrifugal pump. John Furlan, GIW Industries.