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Ekaterina Nikolskaya, Petri Janhunen, Mikko Haapalainen and Yrjö Hiltunen
Black liquor, a valuable by-product of the pulp production process, is used for the recovery of chemicals and serves as an energy source for the pulp mill. Before entering the recovery unit, black liquor runs through several stages of evaporation, wherei...
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Elena Chorukova, Venelin Hubenov, Yana Gocheva and Ivan Simeonov
Experimental studies of two-phase anaerobic digestion of corn steep liquor in semi-continuous automatic and semi-automatic modes of operation of a cascade of two anaerobic bioreactors with monitoring and control systems were performed. Corn steep liquor?...
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Andreia F. Santos, Abel G. M. Ferreira and Margarida J. Quina
Sewage sludge (SS) from urban wastewater treatment is still an environmental, economic, and social problem. Current SS management is not consensual, and more alternatives are required to recover some valuable compounds, such as nutrients and organic matt...
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Sherien Hussein Ahmed, Entesar Mohamed El Gammal, Mostafa Ibrahim Amin, Walid Mohamed Yousef
Pág. 408 - 415
In this study, batch experiments were performed to study the behavior of potassium amyl xanthate surfactant on Fe, Cu and U ions for the pretreatment of Abu Zeneima sulphate leach liquor. Various parameters, such as amount of potassium amyl xanthate, pH,...
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René Ruby-Figueroa, Monica Nardi, Giovanni Sindona, Carmela Conidi and Alfredo Cassano
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Xiujuan Chen, Guohe Huang, Haiyan Fu, Chunjiang An, Yao Yao, Guanhui Cheng, Meiqin Suo
Pág. 1 - 12
Eutrophication has become increasingly serious in recent years, which severely impairs the aquatic ecosystem. Applying environmentally-friendly methods to effectively control the growth of algae and avoid eutrophication has been proved to be a promising ...
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Xiujuan Chen, Guohe Huang, Haiyan Fu, Chunjiang An, Yao Yao, Guanhui Cheng and Meiqin Suo
Eutrophication has become increasingly serious in recent years, which severely impairs the aquatic ecosystem. Applying environmentally-friendly methods to effectively control the growth of algae and avoid eutrophication has been proved to be a promising ...
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Diogo José Horst, Rodolfo R. H. Petter, Rogério de Almeida Vieira, Theodoro Marcel Wagner
Pág. 591 - 598
Wood wastes are potential material for second generation ethanol production within the concept of residual forest bio-refinery. Current paper reports on ethanol production employing an HPLC method for monitoring the chemical content dispersed in the hydr...
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Marcelo Hamaguchi, Marcelo Cardoso and Esa Vakkilainen
The current global conditions provide the pulp mill new opportunities beyond the traditional production of cellulose. Due to stricter environmental regulations, volatility of oil price, energy policies and also the global competitiveness, the challenges ...
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Letícia Fleury Viana, Cláudia Leite Munhoz, Adriana Régia Marques Souza, Lorena Martins Santana, Vitor Maciel, Márcio Caliari
Pág. 95 - 100
This study aimed to produce and characterize a liquor of tangerine peel with three alcoholic bases (grain alcohol, sugar cane spirit and tangerine spirit). The physical and chemical analyses were performed relative to volatile acidity, dry extract, densi...
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Guoqiang Tian and Feng Liu
Economic literature in developed countries suggests that demand for alcoholic beverages is sensitive to price, with an estimated price elasticity ranging from -0.38 for beer and -0.7 for liquor. However, few studies have been conducted in developing coun...
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Diane Sacks,R. Abratt
AbstractThis article focuses on the liquor and tobacco industries. These two industries were chosen because they have been catapulted into the foreground of the societal marketing polemic as a result of the widespread agreement that the consumption of th...
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Teck Wee Tan, How Yong Ng
Pág. 1122 - 1132
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Samara Ernandes, Vanildo Luis del Bianchi, Iracema de Oliveira Moraes
Pág. 11 - 18
The bacteria Bacillus thuringiensis var. israelensis (Bti) generates certain toxins with pesticide action, which can be used on the control of transmissible diseases by culicides, specially Aedes aegypti, the dengue vector. This biopesticide has been pro...
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Yong-Pei Wu, Yu-Chi Chang, Su-Chen Kuo, Dah-Jing Liao, Ting-Yu Shen, Hsin-I Kuo, Sheng-Wen Wang and Yu-Chien Tseng
Sorghum (Sorghum bicolor) exhibits drought resistance and environmental adaptability, making it a crucial cereal crop for semi-arid regions. It has a wide range of uses, including as food, feed, brooms, alcohol production, and bioethanol. In particular, ...
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Svetlana Öfverström, Åsa Davidsson, Salar Haghighatafshar, Hamse Kjerstadius and Jes la Cour Jansen
Ochre, waste iron sludge from the treatment of iron rich groundwater for potable use, makes up a significant waste problem. Furthermore, wastewater treatment plants with enhanced biological phosphorus removal and the digestion of sludge are in lack of ir...
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Shohreh Azizi, Ilunga Kamika and Memory Tekere
The aerobic sludge digestion process for waste sludge generated from suspended biomass (i.e., activated sludge process, ASP) and attached biomass (i.e., moving bed bioreactor, MBBR and modified packed bed biofilm, PBBR) reactors in a residential complex ...
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Shohreh Azizi, Ilunga Kamika and Memory Tekere
The aerobic sludge digestion process for waste sludge generated from suspended biomass (i.e., activated sludge process, ASP) and attached biomass (i.e., moving bed bioreactor, MBBR and modified packed bed biofilm, PBBR) reactors in a residential complex ...
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Natalia Sypion-Dutkowska, Minxuan Lan, Marek Dutkowski and Victoria Williams
The article aims to propose a new way of estimating the ambient and immobile urban population using geotagged tweets and age structure, and to test how they are related to urban crime patterns. Using geotagged tweets and age structure data in 37 neighbor...
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Ana Laura Santos and D. Barrie Johnson
Packed bed bioreactors were used to remove soluble manganese from a synthetic mine water as the final stage of an integrated bioremediation process. The synthetic mine water had undergone initial processing using a sulfidogenic bioreactor (pH 4.0?5.5) wh...
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