US 2025/0084000 A1

Device and method for manufacturing cement clinker
and calcined clay

(43) 13.03.2025

(45) 08.12.2022

(57) A method and device for the combined manufacturing of cement clinker and calcined clay, in a cement manufacturing line by the steps: providing, preheating and precalcining a cement raw meal in a preheater and calciner section, sinter¬ing the precalcined cement raw meal in a rotary kiln and cooling the resulting cement clinker with a counter current air stream in a clinker cooler, and in a clay manufacturing line by the steps: providing and preheating a clay raw material in a heat exchange section, and calcining the preheated clay raw material suspended in gas in a flash calciner. Hot air from the cooler is divided into a first combustion air stream for sintering the cement raw meal.

(71) HSustainability GmbH, Heidelberg (DE)

(73) HSustainability GmbH, Heidelberg (DE)

x

Related articles:

Issue 7/2023 WO 2023/117466 A1

Device and method for manufacturing cement clinker and calcined clay

(22) 08.12.2022 (43) 29.06.2023 (57) Method and device for the combined manufacturing of cement clinker (c) and calcined clay (d), wherein the cement clinker (c) is produced in a cement manufacturing...

more
Issue 02/2024 WO2024008633 A1

Method for manufacturing cement clinker

(22) 03.07.2023 (43) 11.01.2024 (57) Method for manufacturing cement clinker comprising the steps: providing a raw meal; preheating the raw meal in a preheater (1); calcining the preheated raw meal in...

more
Issue 02/2024 WO 2024/008350 A1

Method for manufacturing cement clinker and cement plant

(22) 08.05.2023 (43) 11.01.2023 (57) Method for manufacturing cement clinker comprising the steps: preheating a raw meal (rm) in a first preheater (1 ) using kiln off-gas to provide a partially...

more
Issue 1/2023 WO2022248384 (A1)

Method and device for producing cement clinker

(22) 23.05.2022 (43) 01.12.2022 (57) The present invention relates to a method for producing cement clinker (50), said method comprising the steps of: preheating raw material (20) in a preheater (12),...

more
Issue 6/2022 WO 2022/123435 A1

Method of producing clinker from cement raw meal

(22) 07.12.2021 (43) 16.06.2022 (57) Method of producing clinker form cement raw meal A method of producing clinker from cement raw meal, comprising the steps of: – preheating cement raw meal in a...

more