Exploració per tema "Fosfats"
Ara es mostren els items 1-17 de 17
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Detrimental effects of magnesium (II) on hydroxyapatite precipitation from synthetic industrial brines
(Elsevier, 2016)
Article
Accés obertThe influence of Mg(II) on phosphorous recovery as hydroxyapatite (Hap) from alkaline phosphate concentrates using desalinated industrial brines as the calcium source in a batch reactor was evaluated. Two synthetic brines ... -
Diseño y puesta a punto de un reactor agitado en continuo a escala de laboratorio para la adsorción de fosfatos durante la obtención de agua regenerada
(Universitat Politècnica de Catalunya, 2024-01-29)
Treball Final de Grau
Accés obertL'estudi de processos per a la regeneració d'aigües contaminades és de vital importància per reduir l'escassetat d'aigua que actualment pateix gran part del món. Els fosfats són un dels contaminants principals de l'aigua. ... -
Efecto de la nano y micro-topografía de los fosfatos de calcio en la adhesiόn de bacterias
(Universitat Politècnica de Catalunya, 2018-02-01)
Projecte Final de Màster Oficial
Accés restringit per acord de confidencialitat -
Effect of Mn2+/Zn2+/Fe3+ Oxy(Hydroxide) nanoparticles doping onto Mg-Al-LDH on the phosphate removal capacity from simulated wastewater
(2022-10-01)
Article
Accés obertA parent Mg-Al-LDH was upgraded in its adsorption properties due to the incorporation of tri-metal species oxy(hydroxide) nanoparticles obtaining Mn2+/Zn2+/Fe3+/Mg-Al-LDH composite for the phosphate recovery from simulated ... -
Formulaciones de cemento de fosfato con subproductos de magnesio y su aplicación como material reparador
(Universitat Politècnica de Catalunya, 2011-04)
Projecte/Treball Final de Carrera
Accés obertLos cementos de fosfato, también conocidos como CBPC (Chemically Bonded Phosphate Ceramic), se obtienen a partir de una reacción ácido-base en medio acuoso, entre un óxido metálico y un fosfato ácido. Esta reacción es muy ... -
Iron-doped natural clays: Low-cost inorganic adsorbents for phosphate recovering from simulated urban treated wastewater
(2021-10-01)
Article
Accés obertNatural inorganic adsorbents are attractive for pollutants removal due to the easy operation, non-toxic char- acteristics and low cost. In this study, two raw clays (C1 and C2) were doped with iron and evaluated for the ... -
Life cycle assessment coupled with process simulation under uncertainty for reduced environmental impact: application to phosphoric acid production
(2008-11)
Article
Accés restringit per política de l'editorialOne of the most important drawbacks of life cycle assessment (LCA)-related analysis is the generation of reliable data. In the proposed methodology, this drawback is addressed using data from process simulations, based on ... -
LTA and FAU-X Iron-enriched zeolites: use for phosphate removal from aqueous medium
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-08-01)
Article
Accés obertHydrothermally synthesized Linde type A (LTA) and faujasite X (FAU-X) zeolites are low-cost and environmentally benign inorganic carriers for environmental applications. In this study, (oxy)hydroxides were incorporated ... -
Nitrogen removal and Phosphorus recovery by USB and chemical precipitation process
(Universitat Politècnica de Catalunya / Nagaoka University of Technology, 2010)
Projecte/Treball Final de Carrera
Accés restringit per decisió de l'autorLarge quantities of nutrients in aquatic environment, such as nitrates and phosphates can lead to eutrophication. Two important sources of those nutrients are wastewater effluent and untreated sewage. The contribution ... -
Optimization of nutrient recovery from pig slurry using membrane technologies and struvite crystallization
(Universitat Politècnica de Catalunya, 2023-10-31)
Projecte Final de Màster Oficial
Accés restringit per acord de confidencialitat
Realitzat a/amb: Leitat Technological Center -
Phosphate recovery from aqueous solution by K-zeolite synthesized from fly ash for subsequent valorisation as slow release fertilizer
(Elsevier, 2020-08-20)
Article
Accés obertThe sorption of phosphate by K-zeolites synthesized from fly ash (FA) by hydrothermal conversion is investigated in this study. The aim is the synthesis of Ca bearing K-zeolites to recover phosphate from urban and industrial ... -
Phosphate recovery from treated municipal wastewater using hybrid anion exchangers containing hydrated ferric oxide nanoparticles
(2017-08-07)
Article
Accés obertBACKDROUND This study presents the evaluation of two ion exchangers (granular and fibrous) impregnated with nanoparticles of hydrated ferric oxide (HFO) as selective sorbents for phosphate recovery from aqueous solutions. ... -
Preparation of electrospun nanofibers from solutions of different gelatin types using a benign solvent mixture composed of water/PBS/ethanol
(2016-03-01)
Article
Accés obertThe feasibility of using Phosphate Buffer Saline (PBS)/ethanol mixtures as a benign solvent to electrospin three types of gelatin was studied. Gelatins with different chemical properties, such as Bloom, were selected and ... -
Simultaneous nutrients (N,P) removal by using a hybrid inorganic sorbent impregnated with hydrated manganese oxide
(2017-04-01)
Article
Accés obertA natural clinoptilolite zeolite (Z-N) and its hybrid form (Z-Mn) prepared by impregnation with hydrated manganese oxide have been evaluated for the simultaneous removal of ammonium and phosphate. The ammonium sorption ... -
Using WIZ portable module to analyse Eutrophication Risk levels in the NW Iberian coast
(SARTI, 2021)
Article
Accés obertA portable module has been used to measure inorganic nutrients on the NW coast of the Iberian Peninsula during summer of 2019. The results allow us to know the variability of nutrient concentration and study the potential ... -
Valor patrimonial de las pegmatitas del Cap de Creus
(2008)
Text en actes de congrés
Accés obertLas pegmatitas graníticas del Cap de Creus constituyen un importante elemento de nuestro patrimonio geológico, con importantes aportaciones, tanto por su gran variedad mineralógica como por la información científica que ... -
Valorization of ammonia concentrates from treated urban wastewater using liquid–liquid membrane contactors
(2016-05-21)
Article
Accés obertThe removal of ammonium from tertiary effluents by zeolites generates basic ammonia concentrates (up to 1–3 gNH3/L in 1–2 g NaOH/L). This study evaluates the use of hollow fibre liquid–liquid membrane contactors (HFMCs) ...