(22) 23.12.2020(43) 24.06.2021(57) Cement and concrete compositions are produced via metal hydroxides and metal oxides isolated from aqueous sources such as seawater or wastewater. Aqueous solutions...
(22) 18.12.2020(43) 24.06.2021(57) Systems and methods for the effective sequestration of waste gases from an industrial process such as, but not limited to, one or more lime or cement kilns used in...
(22) 07.11.2018(43) 17.06.2021(57) A method for preparing an ettringite binder from an aluminosilicate source, a calcium sulfate source and a calcium hydroxide (or slaked lime, CH) source, the binder...
(22) 09.09.2016(43) 07.07.2021(57) The invention relates to additives for producing shaped gypsum articles, shaped gypsum articles comprising these additives, and methods for producing these shaped...
(22) 29.08.2019(43) 07.07.2021(57) Summary of the corresponding patent WO2020044288 (A1): The invention relates to a method for reduction of HCl emission from a cement plant based on a treatment of a...
(22) 29.11.2019(43) 02.06.2021(57) Clinker cooling with a cooling grate having a receiving section followed by a second section, heat recuperation from the clinker can be enhanced, if at least one...
(22) 25.07.2019(43) 02.06.2021(57) Summary of the corresponding patent WO2020021202 (A1): The present invention relates to a novel cement composition for 3D printing, comprising: - 90% to 99.5% by...
(22) 12.06.2020(43) 07.01.2021(57) A hydrophobic admixture, for cementitious materials such as cement paste, mortar, and concrete, includes solid polymer particles with a coating of hydrophobic agent...
(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...
Votorantim Cimentos announced the start of operation of a new production line at its cement site in the Pecém Industrial and Port Complex, in the state of Ceará, Brazil. As a result of this expansion,...
