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Calcium carbonate precipitation : modelling of reaction kinetics in tubular reactorHautaniemi, Marjaana; Imppola, O.; Solismaa, P.; Kukkamäki, E.; Kallas, Juha; Louhi-Kultanen, MarjattaISIC 18 : 18th International Symposium on Industrial Crystallization : 13-16 September 2011, Zurich, Switzerland : book of abstracts2011 / p. 41-42 : ill

CO2 mineral trapping : modeling of calcium carbonate precipitation in a semi-batch reactorVelts, Olga; Uibu, Mai; Kallas, Juha; Kuusik, Rein, keemikEnergy procedia2011 / p. 771-778 : ill

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Co-utilization of CO2 and waste oil shale ash to produce calcium carbonateVelts, Olga; Uibu, Mai; Kallas, Juha; Kuusik, Rein, keemik11th International Conference on Carbon Dioxide Utilization (ICCDU XI), June 27-30, 2011, Dijon, France : programm & abstracts2011 / p. P133 : ill

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Modelling continuous process for precipitated calcium carbonate production from oil shale ashTamm, Kadriann; Kallas, Juha; Kuusik, Rein, keemik; Uibu, MaiEnergy procedia2017 / p. 5409-5416 : ill https://doi.org/10.1016/j.egypro.2017.03.1685

Oil shale ash as a source of calcium for calcium carbonate : process feasibility, mechanism and modeling = Põlevkivituhk kaltsiumkarbonaadi toormena : protsessi teostatavus, mehhanism ja modelleerimineVelts, Olga2011

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Physical–mechanical properties and morphology of filled low-density polypropylene: comparative study on calcium carbonate with oil shale and coal ashesKrasnou, Illia; Nadeem, Faisal; Gregor, Andre; Yörük, Can Rüstü; Krumme, AndresJournal of Vinyl and Additive Technology2022 / p. 94-103 : ill https://doi.org/10.1002/vnl.21869 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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Synthesis and thermal transformations of Ca, Mg - carbonateapatiteVeiderma, Mihkel; Vilbok, Heinrich; Knubovets, RenaXIIth International Conference on Phosphorus Chemistry : abstracts of posters, Toulouse, France, 19921992 / p. 11-95

Synthesis and thermal transformations of Ca, Mg - carbonateapatiteVilbok, Heinrich; Knubovets, Rena; Veiderma, MihkelProceedings of the Estonian Academy of Sciences. Chemistry1992 / 2, p. 45-51

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Tallinna Tehnikaülikooli professor: praod täituvad valdavalt kaltsiumkarbonaadi kristallisatsiooni tõttu : [L.-M.Raado kommentaar artiklile "Iseparanev betoon - senisest vastupidavam ja turvalisem?"]Raado, Lembi-MerikeEhitaja2009 / 7/8, lk. 69

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Utilization of oil shale ash to prepare PCC : leachibility dynamics and equilibrium in the ash-water systemVelts, Olga; Uibu, Mai; Rudjak, Irina; Kallas, Juha; Kuusik, Rein, keemikEnergy procedia2009 / p. 4843-4850 : ill https://www.sciencedirect.com/science/article/pii/S1876610209009552

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Waste oil shale ash as a novel source of calcium for precipitated calcium carbonate : carbonation mechanism, modeling, and product characterizationVelts, Olga; Uibu, Mai; Kallas, Juha; Kuusik, Rein, keemikJournal of hazardous materials2011 / p. 139-146 : ill

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