METHOD AND APPARATUS FOR HEATING DEVICES OF A MINERAL MATERIAL PROCESSING UNIT AND MINERAL MATERIAL PROCESSING UNIT

摘要

A method and an apparatus for heating devices of a mineral material processing unit, said devices in said method being heated with electric heating means, whereby said devices are heated with beating means attached to or in the immediate vicinity of parts getting into contact with the feed material, and/or said devices are heated with heating means attached to or substantially in the immediate vicinity of parts most essential for the cold starting of said devices. The invention further relates to a mineral material processing unit.