bauma 2025

The ongoing high level of demand from companies wishing to exhibit at IFAT 2016 is impressive confirmation of the high status of the sector’s No. 1 global innovations platform and trade fair for...

This year’s seminar was held on 28 and 29 January under the motto “Advances in the processing of primary and secondary resources – machinery, processes, products”. In 18 presentations, plant engineering companies, users and representatives of universities presented new equipment, revamps and extensions as well as current research findings. ...

Depicting and proving sustainability in exemplary appearances was the challenge of the current MIRO Sustainability Competition 2015/2016 of the German aggregates industry, which was held for the sixth...

Dear Readers Even the most mature technologies can be optimized, as Dr. Franz Wolpers describes in his article “A new approach to steep-angle conveying in quarries and smaller open-pit mines with...

The extraction of and trade with so-called conflict minerals, which are used in the whole range of digital devices, are still used to finance the armed struggles of rebels and militias in countries...

Have you heard about the Stöffel Park? If not, then it‘s time you did! The once largest basalt quarrying district (140 hectares) in Germany‘s wooded Westerwald hills, a fossil bed of global importance, and the over 100-year-old preparation and works facilities, make a visit to the Stöffel Park more than worthwhile.

The following paper addresses the problems of dry mechanical screen sizing of ultrafine silica sand. These problems are examined in detail following some basic remarks on the process sequence, evaluation of a screening process and the sizing equipment available for this purpose. ...

Belt pulleys have been produced at Calbe, near Magdeburg, for more than fifty years. In the time of the ­German Demo­cratic Republic (GDR), ...

Nobody wants conflict minerals in his/her mobile phone or in other high-tech devices. But the reality is different. In particular, large quantities of the tantalum used in such devices, as well as the mineral coltan, come from the Democratic Republic of Congo (DRC) and help to finance armed rebels and militias there. The following article ...