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Mostrando ítems 31-40 de 75
Artículo
Coal Combustion and Gasification Products
(University Kentucky, 2010)
The valorization of a coal gasification fly ash was studied by leaching the fly ash using different aqueous solutions followed by the subsequent precipitation of the germanium solubilized from the ash. Experimental ...
Artículo
Ethanol conversion into 1,3-butadiene over a mixed Hf-Zn catalyst: Effect of reaction conditions and water content in ethanol
(Elsevier, 2019-10)
Assessment of catalyst performance is necessary for process design in order to evaluate the effect of reaction conditions on process economics and configuration. In this work, the combined effect of reaction conditions and ...
Artículo
Landfill leachate treatment using combined fish scales based activated carbon and solar advanced oxidation processes
(Elsevier, 2019-03)
The depuration of landfill leachate (LL) was evaluated by solar advanced oxidation processes (AOPs) (photo-Fenton + O3 and photo-Fenton + O2) and adsorption processes, using activated carbon made from fish scales, as either ...
Artículo
Rewarding of extra-avoided GHG emissions in thermochemical biorefineries incorporating Bio-CCS
(Elsevier, 2015-11-25)
The incorporation of Bio-CCS, which involves an increase in investment and operating costs, would not be of interest in thermochemical biorefineries unless some economic benefit were provided. The rewarding of extra-avoided ...
Artículo
Potential Routes for Thermochemical Biorefineries
(Wiley, 2013)
This critical review focuses on potential routes for the multi-production of chemicals and fuels in the framework of thermochemical biorefineries. The up-to-date research and development in this field has been limited to ...
Artículo
Ecologically Designed Sanitary Sewer Based on Constructed WetlandsTechnology – Case Study in Managua (Nicaragua)
(River Publishers, 2017)
In developed countries the sanitation and treatment of urban wastewater is well sustained and technically solved by means of conventional pipe networksandsubsequentcentralizedtreatments.However,developingcountries lack ...
Artículo
Uso de una aplicación móvil para aumentar la motivación del alumnado en formulación y nomenclatura química
(Instituto Químico de Sarriá: Asociación de Químicos e Ingenieros, 2016)
Learning of chemical formulation and nomenclature for university students is becoming less and less stimulating for first-course degree students, which further have marked deficiencies in both the initial level of knowledge ...
Artículo
Producción de emulsiones submicrónicas formuladas con dos biodisolventes y tres tensioactivos ecológicos diferentes
(Instituto Químico de Sarriá: Asociación de Químicos e Ingenieros, 2017)
The target of this investigation was to compare the yield of three different eco-friendly surfactants derived from cocoa oil for the development of oil-in-water emulsions formulated with a mixture of green solvents as ...
Artículo
Application of biomass gasification fly ash for brick manufacturing
(Elsevier, 2011)
Biomass gasification technology offers an attractive way to use low-grade fuels in energy production with high efficiency and low environmental impact. However, an issue calling for further development is the volume and ...
Artículo
Synthetic Slag Production Method Based on a Solid Waste Mix Vitrification for the Manufacturing of Slag-Cement
(MDPI, 2019-01)
Herein an innovative process to develop a potential vitreous material with cementing properties is proposed. This process paves a production path through melting industrial waste and subsequently cooling the casting in ...