(22) 25.10.2019(43) 07.05.2020(57) The invention relates to an admixture for a cementitious material suitable to influence the rheological properties of the cementitious material. The admixture...
(22) 23.10.2019(43) 30.04.2020(57) Disclosed is a rotary kiln graded calcination system for the co-calcination of fine materials, the system comprising a pre-heater (1), a transfer chute (2), a rotary...
(22) 10.10.2019(43) 16.04.2020(57) The present invention relates to a method for using a secondary or tertiary alkanolamine for grinding cement, comprising: – forming an inorganic acid salt of the...
(22) 31.05.2018(43) 23.04.2020(57) A composition including cement, filler, polymer and a compound having epoxide groups and also an amine, wherein the composition contains more than 10% by weight of...
(22) 22.10.2019(43) 23.04.2020(57) Gypsum derived from waste gypsum boards is calcined and converted into gypsum granules including hemihydrate and/ or anhydrous type III gypsum. The calcined gypsum...
(22) 17.05.2019(43) 04.05.2020(57) Cement kiln/lime kiln and high heat consumption devices are continuously heated by burning at least hot steam gas mixture from tire pyrolysis such way that: the...
(22) 29.06.2018(43) 15.05.2020(57) Summary of the corresponding patent DE102017114831 (A1): Das erfindungsgemäße Verfahren zur Aufarbeitung von Flugasche zeichnet sich durch eine Mahlung der Flugasche...
CalPortland® has awarded a supply contract to FLSmidth for their Mojave Raw Mill Project. The scope of supply includes engineering, equipment and installation of a new OK® 48-4 Raw Mill with a...
The gypsum industry is undergoing a number of very important changes. The Covid-19 pandemic is having a major impact in 2020, but despite the projected decline this year, the future looks bright. This...
Following the successful implementation to date of the Group strategy “Strategy 2022 – Building for Growth”, the management of Holcim Switzerland and Italy will be handing over the reins in October:...
