(22) 21.02.2019(43) 27.08.2020(57) System (100) for conveying and distributing limestone in pieces for use in vertical lime kilns having at least one vat (20, 201), comprising a hopper (1) for...
(22) 21.02.2019(43) 27.08.2020(57) The present invention is a cement composition for high-temperature environments containing at least Portland cement and fly ash satisfying all the fly ash conditions...
(22) 13.02.2020(43) 20.08.2020(57) The invention relates to the use of an acidic salt of iron (III) as additive for cement, mortar or concrete. (71) Holcim Technology Ltd, Grafenauweg 10, 6300 Zug...
(22) 21.03.2019(43) 24.09.2020(57) Provided are a granulated blast-furnace slag activator and a method of manufacturing the same. The granulated blast-furnace slag activator includes, in percent by...
(22) 26.04.2020(43) 17.09.2020(57) The present invention comprises a product. The product comprises a first mineral in particulate form and having a first pozzolanic reactivity and a second mineral in...
(22) 21.09.2018(43) 03.09.2020(57) The object of the present invention is a novel admixture comprising a hardening accelerator for hydraulic compositions based on Portland cement and other...
(22) 22.02.2020(43) 27.08.2020(57) An apparatus for recycling fly ash has a quantum energy generator therein. The apparatus recycles fly ash generated as the combustion waste from the burning of coal...
(22) 13.05.2017(43) 27.08.2020(57) This invention relates to water-soluble or water-swellable polymers, containing a) 25-35 mol. % of one or more recurrent structural units of formula (1), where R1...
(22) 13.11.2017(43) 20.08.2020(57) An apparatus for reducing mercury content of cement kiln exhaust gas 11 comprising: a mixing and heating device 19 for mixing cement kiln dusts D2, D4 included in a...
(22) 27.11.2019(45) 26.08.2020(57) Field: chemistry. Substance: invention relates to vanadium extraction technology, in particular to a method of extracting vanadium with countercurrent acid leaching...
