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Issue 04/2011

CEMEX Cement Concrete Forum 2010 very well received

About 200 participants – almost twice as much as usual – met at the CEMEX Cement Concrete Forum held at the cultural centre in Rüdersdorf near Berlin on 16 November 2010. The topic of this...

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Issue 04/2011

Modest growth of the United States cement industry

PCA expects a gradual and sustained U.S. economic recovery (Figs. 1 and 2) fed by growing confidence among business and consumers – leading to gains in consumer spending and job creation. Job...

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Issue 04/2011

VDMA – construction equipment and building material machinery: positive trends continue

In 2010, the German construction equipment and building ma­terial machinery industry saw a growth in turnover by 13 % to 10.6 billion € (Fig. 1). Of these, the construction machinery sector made...

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Issue 09/2010

Sustainable development of the cement industry in the Arab region

This year the 16th Arab International Cement Conference and Exhibition will take place at the Ras Al Khaimah Exhibition Center in the United Arab Emirates. From 6th to 8th December 2010 experts from...

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Issue 09/2010

Continued availability of raw materials

European Minerals Conference, Madrid/Spain (17.06.2010)

The European Minerals Conference Madrid 2010 – The EU Raw Materials Initiative: Sustainable access to resources in ­Europe was held on 17.06.2010, under the Spanish presidency of the European...

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Issue 01/2011

Lafarge plant Wössingen: optimally equipped for new products and alternative fuels thanks to the modernized kiln line

The main burner of the modernized kiln line at Wössingen (Fig. 1) was ignited for the first time on 20.03.2009. The new plant produced its first cement clinker only two days after the kiln start-up....

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Issue 01/2011

Circuit high pressure grinding rolls (HPGR) in a cement grinding plant Part 2: Effect of operating parameters

1 Introduction Effects of operating parameters have been investigated by various researchers mostly through laboratory and pilot scale data ([1], [2] and [3]). Models have also been developed to...

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Issue 09/2010

Dust collector pulse timer saves energy

IntelliPULSE™ pulse jet timer for baghouses and dust collectors reduces energy costs and offers direct connection to PLCs with user specified field bus communications such as Devicenet, Ethernet,...

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Issue 10/2010

Laser-based online analysis of minerals

1 Introduction To ensure efficient exploitation of natural raw material deposits and their high-quality processing, many deposits, in particular those which are inhomogeneous with a complex structure...

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Issue 01/2011

Sustainable development through continuous optimization

Lafarge operates one of Germany’s most modern cement plants in Wössingen (Fig. 1). With the changeover from the semi-dry (Lepol) process to the dry process, which was completed in 2009 after only...

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