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Ara es mostren els items 11-30 de 55

    • Direct liquid-liquid extraction of lipid from municipal sewage sludge for biodiesel production 

      Olkiewicz, Magdalena; Caporgno, Martin Pablo; Fortuny Sanromá, Agustín; Stüber, Frank Erich; Fabregat Llangostera, Azael; Font Capafons, Josep; Bengoa, Christophe José (2014-12-01)
      Article
      Accés obert
      Municipal sludge from wastewater treatment plants is a promising lipid feedstock for biodiesel production as it contains a significant amount of lipids. However, the energy necessary to remove its high water content is a ...

    • Effect of phase modifiers on boron removal by solvent extraction using 1,3 diolic compounds 

      Fortuny Sanromá, Agustín; Coll Ausió, Mª Teresa; Kedari, Chandrashekhar S.; Sastre Requena, Ana María (2014-06)
      Article
      Accés obert
      Abstract: BACKGROUND: Among the polyols, 1,3 diols are selective and efficient extractants for boron but significant solubility of these into aqueous solutions restricts their application in large scale separation processes. ...

    • Effects of pre-treatments on the lipid extraction and biodiesel production from municipal WWTP sludge 

      Olkiewicz, Magdalena; Fortuny Sanromá, Agustín; Stüber, Frank Erich; Fabregat Llangostera, Azael; Font Capafons, Josep; Bengoa, Christophe José (2015-02-01)
      Article
      Accés obert
      Biodiesel production is currently limited due to high raw material costs. The potential of using sludge from municipal wastewater treatment plants as an alternative lipid feedstock was investigated. Four different types ...

    • Enhanced degradation of phenol by a fenton-like system (Fe/EDTA/h2 o2) at circumneutral pH 

      Messele, Selamawit Ashagre; Bengoa, Christophe José; Stüber, Frank Erich; Giralt Marcé, Jaume; Fortuny Sanromá, Agustín; Fabregat Llangostera, Azael; Font Capafons, Josep (2019-05-01)
      Article
      Accés obert
      This work deals with the degradation of phenol based on the classical Fenton process, which is enhanced by the presence of chelating agents. Several iron-chelating agents such as ethylenediaminetetraacetic acid (EDTA), ...

    • Evaluation of different sludges from WWTP as a potential source for biodiesel production 

      Olkiewicz, Magdalena; Fortuny Sanromá, Agustín; Stüber, Frank Erich; Fabregat Llangostera, Azael; Font Capafons, Josep; Bengoa, Christophe José (2012)
      Article
      Accés restringit per política de l'editorial
      Biodiesel expansion is currently limited due to high raw material costs for its produc tion. The potential of using sludge from municipal wastewater treatment plants as an alternative lipid feedstock for biodiesel ...

    • Experimental and modelling studies of neodymium solvent extraction from chloride media with methyl-tri(octyl/decyl)ammonium oleate ionic liquid diluted in kerosene 

      Obón Estrada, Eleonora; Fortuny Sanromá, Agustín; Coll Ausió, Mª Teresa; Sastre Requena, Ana María (Elsevier, 2017-12-01)
      Article
      Accés obert
      A study of the solvent extraction process of Nd(III) from chloride solutions has been carried out using an ionic liquid (AliOle) prepared from Aliquat 336 (Methyl-tri(octyl/decyl)ammonium chloride) and Oleic Acid. The IL ...

    • Extraction and purification of hydrolytic enzymes from activated sludge 

      Nabarlatz, Debora; Stüber, Frank Erich; Font Capafons, Josep; Fortuny Sanromá, Agustín; Fabregat Llangostera, Azael; Bengoa, Christophe José (2009)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      A major proportion of the organic matter contained by domestic wastewater is mainly formed by lipids, proteins and carbohydrates. In order to degrade this organic matter, microorganisms produce hydrolytic enzymes like ...

    • Fast aqueous biodegradation of highly-volatile organic compounds in a novel anaerobic reaction setup 

      Garcia Martinez, Yonhara; Chirinos, Judith; Bengoa, Christophe José; Stüber, Frank; Font Capafons, Josep; Fortuny Sanromá, Agustín; Fabregat Llangostera, Azael (2018-11-01)
      Article
      Accés obert
      The present work explores the biodegradation of some emerging pollutants (EPs) in an anaerobic slowly-agitated up-flow packed-bed reactor (USPBR) filled with biological activated carbon (BAC). Chlorobenzene (CB) and ...

    • Fenton coupled with nanofiltration for elimination of Bisphenol A 

      Escalona, I.; Fortuny Sanromá, Agustín; Stueber, Frank; Bengoa, Christophe José; Fabregat Llangostera, Azael; Font Capafons, Josep (2014-07-15)
      Article
      Accés obert
      Bisphenol A (BPA) is a typical Endocrine Disrupting Chemical (EDC), which is potentially harmful during wastewater reclamation. In this study, its degradation during Fenton's process under different operational conditions ...

    • Fenton coupled with nanoflitration for elimination of tartrazine 

      Escalona, I.; Stüber, Frank Erich; Fortuny Sanromá, Agustín; Bengoa, Christophe José; Fabregat Llangostera, Azael; Font Capafons, Josep (2012)
      Article
      Accés restringit per política de l'editorial

    • Flexible semi-amorphous carbon nitride films with outstanding electrochemical stability derived from soluble polymeric precursors 

      Dubov, Oleg; Giralt Marcé, Jaume; Fortuny Sanromá, Agustín; Fabregat Llangostera, Azael; Stüber, Frank Erich; Font Capafons, Josep (Springer, 2022-02-17)
      Article
      Accés obert
      Uniform flexible carbon nitride coatings have been synthesized by means of annealing of films, fabricated from soluble triazine-based polymeric precursors. The coatings exhibit fascinating electrochemical stability and ...

    • Heterogenization of copper catalyst for the oxidation of phenol, a common contaminant in industrial wastewater 

      Castro Cevallos, Ursula Isabel; Fortuny Sanromá, Agustín; Stueber, Frank; Fabregat Llangostera, Azael; Font Capafons, Josep; Bengoa, Christophe José (2013-07)
      Article
      Accés obert
      Advance oxidation process was employed as a pretreat- ment of industrial wastewater. For this purpose, the use of heavy metals as a catalyst is necessary but also complicated because homogeneous catalysts are difficult ...

    • Hollow fiber liquid membrane: a promising approach for elimination of pharmaceutical compounds from wastewater 

      Farah, Mary; Giralt Marcé, Jaume; Stüber, Frank Erich; Font Capafons, Josep; Fabregat Llagostera, Azael; Fortuny Sanromá, Agustín (Elsevier, 2023-12-01)
      Article
      Accés obert
      Pharmaceutical compounds present in water pose significant challenges, particularly due to their low concentrations in water streams. Hollow fiber liquid membranes provide a flexible and easily manageable solution, enabling ...

    • Immobilisation of horseradish peroxidase on Eupergit®C for the enzymatic elimination of phenol 

      Pramparo, Laura; Stüber, Frank Erich; Font Capafons, Josep; Fortuny Sanromá, Agustín; Fabregat Llangostera, Azael; Bengoa, Christophe José (2010-05-15)
      Article
      Accés restringit per política de l'editorial
      In this study, three different approaches for the covalent immobilisation of the horseradish peroxidase (HRP) onto epoxy-activated acrylic polymers (Eupergit®C) were explored for the first time, direct HRP binding to the ...

    • Improved rare earth elements recovery from fluorescent lamp wastes applying supported liquid membranes to the leaching solutions 

      Pavón Regaña, Sandra; Fortuny Sanromá, Agustín; Coll Ausió, Mª Teresa; Sastre Requena, Ana María (2019-10-01)
      Article
      Accés obert
      Due to the continuously growing demand of rare earths in advanced technologies, end-of-life fluorescent lamps may become feasible rare earth elements (REEs) raw materials, reducing thus their supply risk. Considering acid ...

    • Intensification of diclofenac removal through supported liquid membrane and ozonation 

      Farah, Mary; Giralt Marcé, Jaume; Stüber, Frank Erich; Font Capafons, Josep; Fabregat Llagostera, Azael; Fortuny Sanromá, Agustín (Elsevier, 2024-02-01)
      Article
      Accés obert
      Pharmaceutical contaminants are frequently encountered at trace concentrations in various environmental ecosystems. This study introduces a significant approach to water treatment and environmental remediation by combining ...

    • Ionic liquids as a carrier for chloride reduction from brackish water using hollow fiber renewal liquid membrane 

      Fortuny Sanromá, Agustín; Coll Ausió, Mª Teresa; Sastre Requena, Ana María (2014-06-16)
      Article
      Accés obert
      High concentration of chloride ions in continental water is a great problem for the exploitation of these natural resources. In industry, the use of this water involves additional conditioning steps. For drinking water and ...

    • Les noves tecnologies en el tractament i la valorització de fangs. Informe de síntesi 

      Obis, Josep M.; Moragas, L.; Moliner, Marc; Chornet, Esteban; Elías Castells, Xavier; Mata-Álvarez, Joan; Llorens, Joan; Torres, Ricard; Martín, Maria; Torrens, Esther; Stüber, Frank; Fortuny Sanromá, Agustín; Fabregat Llangostera, Azael; Bengoa, Christophe José; Font, Josep; Flotats Ripoll, Xavier; Sanchez Ferrer, Antoni; Freixes, Antoni (Agència Catalana de l'Aigua, 2007)
      Text en actes de congrés
      Accés obert
      Aquesta reunió de treball (workshop) es realitzà com una activitat complementària de les III Jornades Tècniques, amb l’objectiu d’abordar les noves tecnologies en el tractament i la valorització de fangs i disposar ...

    • Mathematical modeling for facilitated transport of Ge(IV) through supported liquid membrane containing Alamine 336 

      Kamran Haghighi, Hossein; Irannajad, Mehdi; Fortuny Sanromá, Agustín; Sastre Requena, Ana María (2018-04-01)
      Article
      Accés obert
      A mathematical model was developed for the germanium facilitated transport from a medium containing tartaric acid using Alamine 336 as a carrier. Modeling was carried out based on the extraction constant (Kext) obtained ...

    • Mathematical modeling of cadmium(II) solvent extraction from neutral and acidic chloride media using Cyanex 

      Leopold, Agnieszka Ana; Coll Ausió, Mª Teresa; Fortuny Sanromá, Agustín; Rathore, Narendra Singh; Sastre Requena, Ana María (Elsevier, 2010-07-29)
      Article
      Accés restringit per política de l'editorial
      This paper describes experimental work and the mathematical modeling of solvent extraction of cadmium( II) from neutral and acidic aqueous chloride media with a Cyanex 923 extractant in Exxol D-100. Solvent extraction ...