Lead distribution in blood and organs of mice exposed to lead by vein injection.

abstract：:The production of extracellular protease by different Bacillus licheniformis strains (ATCC 21415, ATCC 21417 and ATCC 21424) was tested in wastewater sludge as a raw material as well as in synthetic soy medium to compare the capacity of protease production by different strains and to compare the capacity of the medium...

journal_title：Environmental technology

authors： Bezawada J,Yan S,Tyagia RD,Surampalli RY

更新日期：2010-01-01 00:00:00

abstract：:A new fed-batch reactor was developed to conduct aerobic biodegradation studies. Its unique feature lies in the ability to self-regulate feed addition, according to the evolution of the degradation process, which is proportional to gaseous products formed, mainly CO2. The reactor is particularly well suited to evaluat...

journal_title：Environmental technology

authors： Santana FJ,Sequeira AS

更新日期：2002-09-01 00:00:00

abstract：:Screened dairy manure, with a total solids content equal to 34.7 g TS l(-1), was subjected to a coagulation-flocculation treatment using FeCl, as coagulant and a medium cationic polyacrylamide (MCP1). The effect of changing doses of the additives (FeCl3 and MCP1) on the properties of supernatant fractions was studied ...

journal_title：Environmental technology

authors： Rico JL,García H,Rico C,Pérez N

更新日期：2006-02-01 00:00:00

abstract：:A three phase (aqueous/solid/gas) mixed weak acid/base kinetic model developed by Musvoto et al. is applied to simulate the physical and chemical processes that occur on aeration of anaerobic digester liquors. Included in the model are the kinetic reactions for (i) weak acid/base dissocations (water, carbonate, ammoni...

journal_title：Environmental technology

authors： Wentzel MC,Musvoto EV,Ekama GA

更新日期：2001-11-01 00:00:00

abstract：:Soils collected from five locations in the argan forest (an endemic plant) in Morocco were used to form the first collection of Bacillus thuringiensis (Bt) strains from this area (58 strains). Here we found that the argan forest is a major source of Bt, as 90.62% of the samples contained Bt strains. These strains prod...

journal_title：Environmental technology

authors： Aboussaid H,Vidal-Quist JC,Oufdou K,El Messoussi S,Castañera P,González-Cabrera J

更新日期：2011-08-01 00:00:00

abstract：:Completely autotrophic nitrogen removal over nitrite (CANON) process was an innovative technology for nitrogen removal from wastewater. It is necessary to clear the impact of CuO nanoparticles (CuO NPs) on CANON process since the widespread utilize increased their opportunity for entering into wastewater. In this stud...

journal_title：Environmental technology

authors： Zhang X,Zhou Y,Zhang N,Zhao S,Zhang H,Zhai H,Zhang J

更新日期：2018-10-01 00:00:00

abstract：:The goal of this research is to find a more effective treatment for tequila vinasses (TVs) with potential industrial application in order to comply with the Mexican environmental regulations. TVs are characterized by their high content of solids, high values of biochemical oxygen demand (BODs), chemical oxygen demand ...

journal_title：Environmental technology

authors： Retes-Pruneda JL,Davila-Vazquez G,Medina-Ramírez I,Chavez-Vela NA,Lozano-Alvarez JA,Alatriste-Mondragon F,Jauregui-Rincon J

更新日期：2014-08-01 00:00:00

abstract：:Metals removal onto a low-cost natural polysaccharide is performed. Firstly, some specific characteristics of adsorbent are determined. Potentiometric titrations of the sorbent have been realised. The values of the point of zero net proton charge (pznpc) and the cation exchange capacity (CEC) deduced from these experi...

journal_title：Environmental technology

authors： Gerente C,Reddad Z,Andres Y,Le Cloirec P

更新日期：2004-02-01 00:00:00

abstract：:Currently, CO2 emission is the main cause of climate change and its various related environmental impacts. Therefore, we have as a prime the development of clean sources of energy. The hydrogen economy is very attractive in this regard, however, when generated from the methane reform, there are also large-scale CO2 em...

journal_title：Environmental technology

authors： Scharnberg ARA,Berutti FA,Alves AK

更新日期：2020-05-04 00:00:00

abstract：:Removal of heavy metals (Cu(II), Pb(II) and Zn(II)) from aqueous solution was investigated using native or saponified chicory pulp biomass. Firstly, carbohydrates constituted about 70% of pulp dried matter. The pectic fraction represented 12-14% of dried matter and about 51% of these pectic units were esterified by me...

journal_title：Environmental technology

authors： Rio S,Martin P

更新日期：2012-10-01 00:00:00

abstract：:Combustion processes are known to produce organic micro-pollutants in the flue gas at concentrations ranging over several orders of magnitude. Some organic micro-pollutants are suspected of being pseudo-estrogens and as such they can affect the public health. In this study, the possible application of the yeast based ...

journal_title：Environmental technology

authors： Muthumbi W,De Boever P,D'Haese I,D'Hooge W,Top EM,Pieters JG,Comhaire F,Verstraete W

更新日期：2002-03-01 00:00:00

abstract：:The performance of anaerobic, packed-bed bioreactors treating leachate from potato waste was evaluated in terms of organic loading rate (OLR) as well as the recirculation flow rate. Two 1 litre bioreactors, filled with porous glass beads as biofilm carriers and with continuous recirculation flow rates of 10 ml min(-1)...

journal_title：Environmental technology

authors： Mshandete A,Murto M,Kivaisi AK,Rubindamayugi MS,Mattiasson B

更新日期：2004-08-01 00:00:00

abstract：:The poultry slaughterhouse wastewater has a high pollutant load, mainly organic matter, and nutrient content. The nitrogen and phosphorus discharge can cause eutrophication of the receiving water bodies. Electrocoagulation has been studied for several pollutants removal from different sources. The objective of this wo...

journal_title：Environmental technology

authors： Potrich MC,Duarte ESA,Sikora MS,Costa da Rocha RD

更新日期：2020-08-20 00:00:00

abstract：:Chlorine dioxide is one of the most widely employed chemicals in the disinfection process of a drinking water treatment plant (DWTP). The aim of this work was to evaluate the influence of the adsorption process with granular activated carbon (GAC) on the chlorine dioxide consumption in final oxidation/disinfection. A ...

journal_title：Environmental technology

authors： Sorlini S,Biasibetti M,Collivignarelli MC,Crotti BM

更新日期：2015-05-01 00:00:00

abstract：:UV-light irradiated photocatalytic reduction of Cr(VI) to Cr(III) in aqueous solution using ZnFe2O4 nanoparticles in the presence of formic acid was reported. X-ray diffraction (XRD), scanning electron microscope (SEM), energy dispersive X-ray spectroscopy (EDS) and UV-Vis diffuse reflectance spectroscopy (DRS) were e...

journal_title：Environmental technology

authors： Islam JB,Furukawa M,Tateishi I,Katsumata H,Kaneco S

更新日期：2020-01-21 00:00:00

abstract：:The development of a case-based reasoning system for the supervision of an activated sludge process is presented here. The methodology proposed permits the use of past experiences to solve new problems that arise in the process. These experiences are classified as cases or situations. The adaptation of cases and the g...

journal_title：Environmental technology

authors： Roda IR,Sànchez-Marrè M,Comas J,Cortes U,Poch M

更新日期：2001-04-01 00:00:00

abstract：:A novel nanocomposite (NC) based on magnetite nanoparticles (Fe3O4-NPs) immobilized on the surface of a cationic exchange polymer, C100, using a modification of the co-precipitation method was developed to obtain magnetic NCs for phosphate removal and recovery from water. High-resolution transmission electron microsco...

journal_title：Environmental technology

authors： Abo Markeb A,Alonso A,Dorado AD,Sánchez A,Font X

更新日期：2016-08-01 00:00:00

abstract：:Different pretreatments (electrolysis, centrifugation and autoclaving) coupled with Chlorella vulgaris biological system was used for the treatment of poultry manure anaerobic-digested effluents. The pretreated effluents were used as the growth medium for algal cultivation. The pollutant removal efficiencies of the co...

journal_title：Environmental technology

authors： Wang M,Wu Y,Li B,Dong R,Lu H,Zhou H,Cao W

更新日期：2015-03-01 00:00:00

abstract：:A dynamic method and a static gravimetric method are respectively used to measure the adsorption equilibria of m-xylene and n-butyl acetate on Wessalith DAY zeolite F20. The equilibrium experiments are performed at different temperatures for both volatile organic compounds (VOCs). The m-xylene isotherms obtained in th...

journal_title：Environmental technology

authors： El Brihi T,Jaubert JN,Barth D,Perrin L

更新日期：2003-10-01 00:00:00

abstract：:The lab-scale and full-scale performance of a combined mesophilic up-flow anaerobic sludge blanket (UASB) and aerobic contact oxidation (ACO) process for treating acrylic wastewater was studied. During lab-scale experiment, the overwhelmed volumetric load for UASB was above 6 kg chemical oxygen demand (COD) ·(m(-3)·d(...

journal_title：Environmental technology

authors： Li A,Dong N,He M,Pan T

更新日期：2015-03-01 00:00:00

abstract：:Biofiltration technology has been recognized as a promising biotechnology for treating the volatile organic compounds (VOCs) present in polluted air. This study aims to investigate the performance of a biofiltration system of Streptomyces griseus sp. DSM-40759 immobilized on activated carbon (PICA S23) towards the ads...

journal_title：Environmental technology

authors： Mohamed EF,Awad G,Andriantsiferana C,El-Diwany AI

更新日期：2016-01-01 00:00:00

abstract：:A pesticide fate and transport model (PCPF-B) was developed to predict the runoff of pesticides from paddy plots to a drainage canal in a paddy block based on the plot scale model (PCPF-1). The block-scale model now comprises three modules: (1) a module for pesticide application, (2) a module for pesticide behaviour i...

journal_title：Environmental technology

authors： Phong TK,Hiramatsu K,Watanabe H

更新日期：2011-01-01 00:00:00

abstract：:The separate treatment of sludge liquor, produced by dewatering anaerobic digested sludge at wastewater treatment plants, gives rise to extreme environments for nitrogen removal. A full-scale sequencing batch reactor was operated with the aim of introducing and studying denitritation as a supplement to nitritation in ...

journal_title：Environmental technology

authors： Gustavsson DJ,Nyberg U,Jansen Jl

更新日期：2011-05-01 00:00:00

abstract：:The adsorption-desorption of copper ions and a mixture of five metal ions (cadmium, copper, nickel, lead and zinc) in aqueous solutions by a spruce sawdust column was reported. Different studies about the copper binding mechanism, the efficiency of some regenerating solutions for the copper desorption, the use of colu...

journal_title：Environmental technology

authors： Marin J,Ayele J

更新日期：2003-04-01 00:00:00

abstract：:To solve the unpleasant disposal of greywater in rural area and allow its collection for reuse in gardening, a slanted soil treatment system (SSTS) was designed and installed in two households. Granitic gravel of 1-9 mm size was used as the filter medium. The aim of this study was to design a SSTS and assess its suita...

journal_title：Environmental technology

authors： Maiga Y,Moyenga D,Nikiema BC,Ushijima K,Maiga AH,Funamizu N

更新日期：2014-11-01 00:00:00

abstract：:Surface-active compounds (SACs) are widely used in different industries as well as in many daily consumption products. However, with the increasing concern for their environmental acceptability, attention has turned towards biological SACs which are biodegradable, less toxic and more environmentally friendly. In this ...

journal_title：Environmental technology

authors： Dang NP,Landfald B,Willassen NP

更新日期：2016-01-01 00:00:00

abstract：:A coupled electrochemical process and biological treatment was used to remove a biorecalcitrant antibiotic: sulfamethazine (SMT). The pretreatment was performed in a home-made flow cell involving graphite felt as a working electrode at potentials of 1 and 1.6 V/saturated calomel electrode (SCE); it was followed by a b...

journal_title：Environmental technology

authors： Saidi I,Fourcade F,Floner D,Soutrel I,Bellakhal N,Amrane A,Geneste F

更新日期：2017-11-01 00:00:00

abstract：:Electrochemical phenol degradation using a platinum-coated Ti electrode was comparatively investigated at different pH levels, which were maintained over the entire operation period. Various analyses such as phenol concentration, TOC, COD, cyclic voltammetry, and total current efficiency were conducted to determine th...

journal_title：Environmental technology

authors： Zambrano J,Park H,Min B

更新日期：2020-10-01 00:00:00

abstract：:Numerical simulations and experimental validations were conducted to determine grit removal efficiency and separation processes for inorganic suspended solids (ISS) with different particle sizes in a vortex-type grit chamber (Pista). The Euler-Lagrange method was used to simulate solid-liquid two-phase flow; the Unste...

journal_title：Environmental technology

authors： Lu Z,Yu L,Xu X,Ji F,Liu C

更新日期：2018-12-01 00:00:00

abstract：:Post-treatment of anaerobic reactor effluent with maturation ponds is a good option for small to medium-sized communities in tropical climates. The treatment line investigated, operating in Brazil, with an equivalent capacity to treat domestic sewage from 250 inhabitants, comprised a upflow anaerobic sludge blanket re...

journal_title：Environmental technology

authors： Dias DFC,Passos RG,Rodrigues VAJ,de Matos MP,Santos CRS,von Sperling M

更新日期：2018-02-01 00:00:00