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Biotrickling filters for biogas sweetening: oxygen transfer improvement for a reliable operation
(2014)
Article.
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Article.
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An industrial-scale biotrickling filter for the removal of high concentrations of H2S is described in this work. The system has been operating at H2S inlet concentrations between 1000 and 3000 ppmv at acidic conditions. A ...
Interaction between sorption and biodegradation in a biofilter packed with activated carbon
(2012)
Article.
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Article.
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The main objective of this study is to evaluate qualitatively and quantitatively the effect of starvation periods in the biodegradation capacity of microorganisms when the support media is a material with high sorption ...
Occupational injuries in the mining sector (2000-2010). Comparison with the construction sector
(2014-08-27)
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Article.
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This paper compares the incidence of fatal and non-fatal occupational injuries of workers in the mining and construction sectors in Spain between 2000 and 2010. Data on work injuries were obtained from the Spanish Ministry ...
Sequence of crystallisation of pegmatites: the Angola case
(2009)
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Article.
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Zonación del pirocloro primario en carbonatitas de Angola
(2009)
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Article.
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Los minerales de colección como recurso económico en países en vías de desarrollo
(2010-02-19)
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Article.
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El coleccionismo de minerales es una actividad en expansión. El alto nivel de demanda de minerales y de sus derivados posibilita la creación de microempresas en países en vías de desarrollo que, con muy poca inversión de ...
Stable isotope geochemistry of the Ulldemolins Pb-Zn-Cu deposit (SW Catalonian Coastal Ranges, Spain)
(2012-07)
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Article.
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Effect of pH and Fe(III) ions on chalcopyrite bioleaching by an adapted consortium from biogas sweetening
(2012)
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Article.
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Particle size, pH and Fe(III) ions affect the process of bioleaching of copper from chalcopyrite ores. In the study presented herein a copper sulfide ore was subjected to bioleaching process using a mixed microbial consortium ...
A comparative study based on physical characteristics of suitable packing materials in biofiltration
(2010-02-02)
Article.
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Article.
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In the present work, 10 packing materials commonly used as support media in biofiltration are analysed and compared to evaluate their suitability according to physical characteristics. The nature of the packing material ...