CZ34936 (U1)

Low-energy clinker for producing cement with increased initial strength

(22) 02.12.2020

(43) 23.03.2021

(57) 1. Cement clinker, consisting of the following components: alite, belite, tricalcium aluminate, tetracalcium aluminate ferrite and free lime, characterized in that the chemical composition of the clinker contains SO₃ in the range of 2.0 to 5.0% by weight. and a proportion of Li₂O in the range of 0.1 to 0.6% by weight, the occurrence of further phase components containing sulfur and lithium anhydrite CaSO₄, Li₄SiO₄ and Li₂CaSiO₄- being combined to a value of up to 5.0% by weight. (…)

(71) Výzkumný stav stavebních hmot, a.s. (CZ)

Related articles:

Issue 11/2017 PL2744766 (T3)

Calciumsulfoaluminate cement or clinker comprising ternesite

(22) 16.07.2012 (43) 29.09.2017 (57) Summary of the corresponding patent EP2559674 (A1): Producing a hydraulically reactive clinker, comprises sintering a raw meal comprising calcium oxide, aluminum...

more

Issue 8/2022 US 2022/0298067 A1

Use of animal by-products for cement production

(22) 16.03.2022 (43) 22.09.2022 (57) A raw meal and clinker are provided based on animal by-products, such as bone ash. The resulting cement contains clinker phases such as: tricalcium phosphate...

more

Issue 4/2023 RO137344 (A2)

Process for manufacturing clinker and Portland cement using glass waste in the raw mixture

(22) 23.09.2021 (43) 30.03.2023 (57) The invention relates to a process for manufacturing clinker and Portland cement by using non-recyclable white/coloured glass waste from glass industry, in the raw...

more

Issue 12/2015 US 2015/0299040 A1

Molten salt synthesis for manufacture of cement precursors

(22) 08.11.2013 (43) 22.10.2015 (57) A method of manufacturing calcium silicates, calcium aluminates, calcium aluminosilicates and calcium ferrites and the products thereby derived utilizing...

more

Issue 6/2021 WO 2021/001781 A1

Clinker

(22) 02.07.2020 (43) 07.01.2021 (57) The present invention relates to clinker, in particular cement clinker. The invention provides a method of preparing clinker and extends to clinker prepared in...

more