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August 2012

This month’s issue focuses on pyroprocessing, including topics such as refractories, precalciner technology, burners, fuels and chromate reduction. In addition, the August issue features articles on protecting against wear and the launch of a biodegradable cement bag. This month’s regional report takes a look at Sub-Saharan Africa, providing an overview of the cement market, Indian equipment in the area and the possible use of supplementary cementitious materials in concrete production.


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The Resilience of Sub-Saharan Africa’s Cement Market
Shem Oirere offers an overview of the region’s cement market and S. Chandra, Chanderpur Works Pvt Ltd, India, outlines the company’s activities in Sub-Saharan Africa.

SCM Potential in Africa
Dr Uzoegbo, University of the Witwatersrand, South Africa, et al. discusses potentials for the use of supplementary cementitious materials in concrete production in Africa.

Gearing Up for Increased Production
Beat Trinkler and Martin Baechler, FLSmidth MAAG Gear AG, Switzerland, tell of a MAAG WPU replacement at Arabian Cement’s Rabigh plant.

A Cause for Celebration
World Cement talks to Wolfram Kreisel about the company’s family values, milestone moments and plans for the future as KREISEL celebrates its 100th anniversary.

Special Anniversary Interview
This month, Haver & Boecker celebrates 125 years since the company was founded in 1887. Katherine Markham interviewed one of Haver & Boecker’s Managing Partners and the Director of Sales, Machinery Division.

Fuel Alternative: Pulverised Lignite
Matthias Vette, Vattenfall Europe Mining AG, Germany, gives an insight into the new fuel solution at the Kujawy lime plant in Poland.

The Cement Kiln of the Future
Ariel Berrío, Cementos Argos, et al. discuss oxyfuel combustion parameter analysis and numerical simulation in a cement kiln.

Revisiting Refractories: Sustained Performance
ANH Refractories outlines growth in the cement sector and gives details of projects in a US and UK plant.

Burning Alternatives
S. Devroe, Head of Fives FCB Research Centre, France, presents experiences of ASF use in the Fives FCB Zero-NOx Precalciner.

A Care Programme for Cement Kilns
Gildas Chauvel, HGH Infrared Systems, France, explains how temperature monitoring can extend equipment life.

Calciner Predictions
Azam Faruque and Muhammad Asim, Cherat Cement Company, Pakistan, and Dr Tahir Abbas and Dr Michail P. Akritopoulos, Cinar Ltd, UK, explain how MI-CFD was used to improve calciner performance at Cherat Cement Company.

Extended Shelf Life of Cr (VI) Reduction
Paolo Forni, Mapei SpA, Italy, presents the results of a study into chromium VI reduction for cements with long shelf lives.

Protecting Plants
John Connolly, Managing Director, Kingfisher Industrial, UK, explains why wear protection points the way forward for cement producers in a climate of reduced global demand.

Finite Element Analysis
KK Rathore, Sanjeev Srivastava and L. Rajasekar. Ultratech Cement Ltd, Technology & Research Centre, India, discuss the need for engineering simulation to predict structural integrity.

Composting Trials Prove Environmental Benefit Of Biodegradable Cement Bags
Following the launch of the first biodegradable cement bag for the waste management of construction sites, trials have proved that the ‘end-of-life’ solution of used biodegradable cement bags is of value for the composting industry. Dr Walter Lopez, Limagrain Cereales Ingrédients, France, provides further details.


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