Fractionation and fluxes of metals and radionuclides during the recycling process of phosphogypsum wastes applied to mineral CO2 sequestration [PDF]
, 2015 The industry of phosphoric acid produces a calcium-rich by-product known as phosphogypsum, which is usually stored in large stacks of millions of tons.
Bolívar, Juan Pedro +6 more
core +2 more sources
Behaviour of concrete and cement in carbon dioxide sequestration by mineral carbonation processes
Boletín de la Sociedad Española de Cerámica y Vidrio, 2022 Mineral carbonation of construction and demolition waste is a viable alternative for the reduction of CO2 emissions from industry. Concrete and cement, together with ceramic blocks, are the primary sources of calcium for mineral carbonation in which CO2 ...
Patricia Aparicio +3 more
doaj +1 more source
Behavior of cementitious mixtures with filler carbonate subjected to accelerated carbonation
Case Studies in Construction Materials, 2022 Calcium carbonate limestone filler is used as a partial replacement for clinker in cements to reduce carbon dioxide emissions and fill the voids in the cement paste.
Munique Fante +8 more
doaj +1 more source
Reuse of Cement Kiln Dust for backfilling and CO2 carbonation [PDF]
E3S Web of Conferences, 2017 The study aims to investigate possible alternative paths of reusing Cement Kiln Dust in mining technologies or as mineral sorbent for CO2 capture.
Lutyński Marcin, Pierzyna Piotr
doaj +2 more sources
Carbonation and serpentinization of diopsidite in the Altun Mountains, NW China
Scientific Reports, 2022 Mineral carbonation of mafic–ultramafic rocks has been highlighted as a promising way for permanent carbon capture and storage. Carbonatization involves the release of Ca, Mg and Fe from silicate minerals by dissolution and reaction in the aqueous phase ...
Dingkui Zhou +7 more
doaj +1 more source
Prediction of the lifespan of cement at a specific depth based on the coupling of geomechanical and geochemical processes for CO2 storage [PDF]
, 2019 The injection of carbon dioxide (CO2) captured from combustion-based processes into underground formations is one of a number of plausible methods to reduce its release into the atmosphere and consequential greenhouse gas warming.
Bagheri, Mohammadreza +2 more
core +1 more source
Procedure to use phosphogypsum industrial waste for mineral CO 2 sequestration [PDF]
, 2011 Industrial wet phosphoric acid production in Huelva (SW Spain) has led to the controversial stockpiling of waste phosphogypsum by-products, resulting in the release of significant quantities of toxic impurities in salt marshes in the Tinto river estuary.
Cárdenas Escudero, Cristian +4 more
core +1 more source
Process Intensification Routes for Mineral Carbonation [PDF]
, 2011 Mineral carbonation is a realistic route for capture and storage of carbon dioxide. The principal advantages of this approach are the chemical stability and storage safety of mineral carbonates, the opportunities for process integration available, and ...
Santos, Rafael M, Van Gerven, Tom
core +2 more sources
Carbonation of EAF Stainless Steel Slag and Its Effect on Chromium Leaching Characteristics
Crystals, 2021 EAF stainless steel slag (EAF slag) is one kind of chromium-bearing metallurgical solid waste, which belongs to alkaline steel slag, and contains a large number of alkaline mineral phases.
Ya-Jun Wang +5 more
doaj +1 more source
Carbonate alteration of ophiolitic rocks in the Arabian–Nubian Shield of Egypt: sources and compositions of the carbonating fluid and implications for the formation of Au deposits [PDF]
, 2016 Ultramafic portions of ophiolitic fragments in the Arabian–Nubian Shield (ANS) show pervasive carbonate alteration forming various degrees of carbonated serpentinites and listvenitic rocks.
Azer, Mokhles K. +9 more
core +2 more sources