Mixture of raw materials for making a cement clinker, cement klinker and a cement

摘要

A raw material mixture (I) for the production of a cement clinker comprises a lime component and converter slag and/or electric steelworks slag. Independent claims are also included for the following: (1) the use of converter slag and/or electric steelworks slag for cement production; (2) the production of cement clinker by (a) mixing converter slag and/or electric steelworks slag with a lime component and optionally other components and (b) calcining the mixture; and (3) cement clinker prepared by the process.