System for determining the setting time of cement-based materials on the basis of their natural frequency

Auch in diesem Jahr lädt die ZKG INTERNATIONAL wieder zu Fachexkursionen in deutsche Zementwerke ein. Der Termin der ersten Exkursion 2015 steht nun fest: Dyckerhoff AG, Werk Lengerich vom...

Energy – generally in the form of heat – is needed to smelt ores as well as to refine and cast the metal obtained as a ­result. Heat is, however, also necessary to produce and process non-metallic...

(22) 17.11.2015 (43) 08.06.2017 (57) The invention relates to a method for producing a clinker substitute material comprising the steps: providing a starting material containing dolomite and aluminium...