Patent ID: 9073784
Filing Date: 2015-07-07
Classification: C04B,Y02P,Y02W

Abstract:
1. A ternesite calcium sulfoaluminate clinker or cement obtained by sintering a raw meal mixture, which contains sources for CaO, Al 2 O 3 (Fe 2 O 3 ), SiO 2 , and SO 3 , wherein the raw meal mixture is sintered in a temperature range of >1200° C. to 1350° C. over a period of time sufficient to convert the raw meal mixture into a clinker intermediate product, wherein the clinker intermediate product is tempered in a temperature range of 1200° C. to a lower limit of 750° C. over a period of time sufficient to obtain 5-75 wt % of C wherein the clinker comprises main components comprising C