Optimization of combined in-vessel composting process and chemical oxidation for remediation of bottom sludge of crude oil storage tanks.

abstract：:Over the last decade X-ray absorption near edge structure (XANES) spectroscopy has been used in an increasing number of microbiological studies. In addition to other applications it has served as a valuable tool for the investigation of the sulphur globules deposited intra- or extracellularly by certain photo- and che...

journal_title：Environmental technology

authors： Franz B,Lichtenberg H,Hormes J,Dahl C,Prange A

更新日期：2009-11-01 00:00:00

abstract：:The presence of benzene and phenol in the environment can lead to serious health effects in humans and warrant development of efficient cleanup strategies. The aim of the present work was to assess the potential of indigenous endophytic bacterial strains to degrade benzene and phenol. Seven strains were successfully i...

journal_title：Environmental technology

authors： Iqbal A,Arshad M,Hashmi I,Karthikeyan R,Gentry TJ,Schwab AP

更新日期：2018-07-01 00:00:00

abstract：:Pt nanoparticles/TiO2 catalysts were prepared and evaluated for UV-photocatalytic degradation ofphenol and 2-chlorophenol (2-CP) in synthetic wastewater solutions. The catalysts were synthesized by immobilizing colloidal Pt nanoparticles onto titanium dioxide (rutile TiO2). Analytical techniques, such as standard Brun...

journal_title：Environmental technology

authors： Barakat MA,Al-Hutailah RI,Qayyum E,Rashid J,Kuhn JN

更新日期：2014-01-01 00:00:00

abstract：:Untreated water from mining sites spreads heavy metal contamination. The present study assessed the phytoextraction performance of heavy metal-accumulating plants and the effects of chemical chelators on cadmium (Cd), lead (Pb), zinc (Zn), and copper (Cu) removal from paddy fields that have been continuously irrigated...

journal_title：Environmental technology

authors： Tai Y,Yang Y,Li Z,Yang Y,Wang J,Zhuang P,Zou B

更新日期：2018-08-01 00:00:00

abstract：:Microbial degradation of phenolic pollutants in industrial wastewater is dependent on enzymatic pathway comprising a cascade of phenol metabolizing enzymes. Phenol hydroxylase is the first enzyme of the pathway catalysing the initial attack on phenol in green algae Chlorella pyrenoidosa. The present work reports cost-...

journal_title：Environmental technology

authors： Das B,Patra S

更新日期：2018-08-01 00:00:00

abstract：:Partial nitrification of a high-strength ammonium wastewater (1150 +/- 150 mg N-NH4(+) L(-1)), mimicking reject water, was achieved in an activated sludge pilot plant with a configuration of three continuous reactors in series plus a settler. Stable and robust partial nitrification was maintained during 800 days of op...

journal_title：Environmental technology

authors： Torà JA,Lafuente J,Carrera J,Baeza JA

更新日期：2012-06-01 00:00:00

abstract：:The eutrophication of many rivers and lakes is attributed to the anoxia and the increasing internal loading of nutrients from sediment. A novel sustained-release composite (SRC) synthesis of stearic acid and calcium peroxide (CaO2) was applied to supply a water body with oxygen endured in this study. The influences of...

journal_title：Environmental technology

authors： Li Y,Zhou Y,Zhou Z,Wang N,Zhou Q,Wang F

更新日期：2014-09-01 00:00:00

abstract：:In this work, the reduction of the moisture content from waste oils by a bentonite-based adsorption process was investigated as an alternative for reuse in energy production. Waste cooking oil (WCO) and waste poultry fat (WPF) were characterised (moisture and viscosity, values of acidity, saponification, and peroxide)...

journal_title：Environmental technology

authors： Dotto J,Espinoza-Quiñones FR,Milinsk MC,Alves HJ

更新日期：2020-02-18 00:00:00

abstract：:Electromagnetic induction (EMI) has been used to map soil properties such as salinity and water content. The objective of this research is to use EMI to map the potential distribution of nutrients around beef cattle pens and to relate this distribution to major physiographic field features. Beef cattle farms in differ...

journal_title：Environmental technology

authors： Cordeiro MR,Ranjan RS,Cicek N

更新日期：2011-12-01 00:00:00

abstract：:The efficiency of an anaerobic biological treatment for the reduction of essential contaminants of produced water from an offshore oilfield was investigated using a microbial consortium enriched with sulphate-reducing bacteria (SRB). Experiments were conducted in a bench bioreactor at 35 degrees C, 250 rpm, with inter...

journal_title：Environmental technology

authors： Vieira DS,Sérvulo EF,Cammarota MC

更新日期：2005-08-01 00:00:00

abstract：:Coal seam gas (CSG) is being touted as a transition fuel as the world moves towards low-carbon economies. However, the development of CSG reserves will generate enormous volumes of saline water. In this work, we investigate the potential of using this saline water to support mass algae production. Water and brine from...

journal_title：Environmental technology

authors： Buchanan JJ,Slater FR,Bai X,Pratt S

更新日期：2013-03-01 00:00:00

abstract：:In this work, it was developed three-dimensional (3D) porous hydrogel sponges produced by the freeze-dried process using chitosan polymer functionalized by 11-mercaptoundecanoic acid (MUA). These chitosan-based sponges were used as cationic adsorbents for the removal of anionic methyl orange (MO) dye, simulating a mod...

journal_title：Environmental technology

authors： Carvalho IC,Medeiros Borsagli FGL,Mansur AAP,Caldeira CL,Haas DJ,Lage AP,Ciminelli VST,Mansur HS

更新日期：2019-11-19 00:00:00

abstract：:This study investigated the effect of various intermittent aeration (IA) cycles on organics and nutrient removal, and microbial communities in an integrated fixed-film activated sludge (IFAS) reactor treating municipal waste water. Average effluent biological oxygen demand (BOD), chemical oxygen demand (COD), total su...

journal_title：Environmental technology

authors： Singh NK,Bhatia A,Kazmi AA

更新日期：2017-11-01 00:00:00

abstract：:Currently available pore water samplers generally do not allow continuous monitoring of temporal variations in pore water composition. Therefore, a new type of pore water collector was designed and constructed. These collectors were constructed of polyvinyl chloride (PVC) materials, including PVC tubing with one end s...

journal_title：Environmental technology

authors： Gao F,Deng J,Li Q,Hu L,Zhu J,Hang H,Hu W

更新日期：2012-01-01 00:00:00

abstract：:A photosensitizer tetra-α-(2,4-di-tert-butylphenoxy)-phthalocyaninato zinc [ZnPc(OAr)4] was successfully encapsulated in SiO2 nanoparticle by the microemulsion method. The photosensitized composite nanoparticle was able to degrade 2,4,6-trichlorophenol (TCP) in aqueous solution. Under visible light irradiation, the na...

journal_title：Environmental technology

authors： Jiang Z,Yang T,Zhang Y,Wang J

更新日期：2015-07-01 00:00:00

abstract：:Standard experimental protocols for biodegrading petroleum hydrocarbons employ microbiological and/or analytical analysis, and require advanced machines and specialized professionals to carry them out. Furthermore, the obtained results involve a high margin of error. In this paper, a new experimental technique was dev...

journal_title：Environmental technology

authors： Said M,Elektorowicz M,Ahmad D,Chifrina R

更新日期：2006-10-01 00:00:00

abstract：:An anaerobic membrane bioreactor (MBR) was operated for 367 days to treat domestic wastewater originating from the Sfax wastewater treatment plant. The results showed that the MBR was not very efficient because of the considerable fluctuations in the domestic wastewater composition and the presence of toxic compounds ...

journal_title：Environmental technology

authors： Saddoud A,Abdelkafi S,Sayadi S

更新日期：2009-12-01 00:00:00

abstract：:The feasibility of reusing hand-washing grey water contaminated with antibacterial hand-washing liquid for irrigation purposes in an urban farm is explored in this case study. Experiments are carried out to investigate if the quality of this grey water allows for its reuse in agriculture as per the guidelines establis...

journal_title：Environmental technology

authors： Khan MZ,Sim YL,Lin YJ,Lai KM

更新日期：2013-01-01 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：:Stringent water treatment criteria and rapidly growing pollutant loads provoke the demand for retrofitting wastewater treatment plants towards a higher capacity. In this study, we assess a two stage alternating aeration (AA) bioreactor equipped with electroflotation (EF) clarifier, for nitrogen removal within a short ...

journal_title：Environmental technology

authors： Cho K,Chung CM,Kim YJ,Hoffmann MR,Chung TH

更新日期：2013-09-01 00:00:00

abstract：:The aim of this study was to develop an experimental set-up and a methodology to uniformly contaminate several filter samples with high concentrations of cultivable bacteria and fungi. An experimental set-up allows contaminating simultaneously up to four filters for range of velocities representative of heating, venti...

journal_title：Environmental technology

authors： Forthomme A,Andrès Y,Joubert A,Simon X,Duquenne P,Bemer D,Le Coq L

更新日期：2013-03-01 00:00:00

abstract：:The distribution and accumulation of heavy metals in the sediments of two rivers which cross various agglomerations of Tangier city, Morocco, were investigated. Surficial sediment samples were collected during 2005 and characterized for metal content (Zn, Pb, Cd, Cu, Cr and Ni), organic matter, total nitrogen, and n-h...

journal_title：Environmental technology

authors： Rodríguez-Barroso MR,Benhamou Y,Coello D,El Moumni B,García-Morales JL

更新日期：2010-02-01 00:00:00

abstract：:Ce/TiO2-SiO2 catalysts with different Ti/Si molar ratios are prepared by the incipient impregnation method and their NH3-SCR activities are evaluated at 100-500°C on a fixed reactor. The Ce/TiO2-SiO2 (3/1) catalyst, modified by non-thermal plasma (NTP) treatment and then activated by thermal treatment at 500°C for 4 h...

journal_title：Environmental technology

authors： Chen K,Chen R,Cang H,Mao A,Tang Z,Xu Q

更新日期：2018-07-01 00:00:00

abstract：:Composite hydrogels were prepared by a wet-casting process by blending a biopolymer, chitosan, with activated carbon (AC) for use in water treatment. Adsorption properties of the composite gels for an organic micro-pollutant (phenol) which may be encountered in wastewaters was studied with an experimental design appro...

journal_title：Environmental technology

authors： Venault A,Vachoud L,Pochat C,Bouyer D,Faur C

更新日期：2008-12-01 00:00:00

abstract：:The aim of this study was to contribute to the knowledge on the dynamic of the microbial community involved in anaerobic degradation of different concentrations of 2-chlorophenol (2CP, from 28 to 196 mg 2CP-C/L) and a mixture of 2CP and phenol (from 28 to 196 mg phenol-C/L) and its relationship with the respiratory pr...

journal_title：Environmental technology

authors： Beristain-Montiel L,Martínez-Hernández S,de María Cuervo-López F,Ramírez-Vives F

更新日期：2015-07-01 00:00:00

abstract：:Cell agglomeration studies were conducted in anaerobic fluidized bed reactors without any external support. Granulation was studied at different combinations of loading and mixing conditions utilizing synthetic wastewater. Both single-stage and two-stage biomethanation processes were studied. Reactors of volume 0.55, ...

journal_title：Environmental technology

authors： Verma M,Sreekrishnan TR,Tyagi RD

更新日期：2005-07-01 00:00:00

abstract：:Standard filtration methods have been characterized by poor recoveries when processing large-volume samples of environmental water. A method to pre-remove particulates present in turbid waters would be necessary to enhance recovery of protozoan oocysts. Particulate separation can be achieved by the proposed multiplex ...

journal_title：Environmental technology

authors： Pires NM,Dong T

更新日期：2014-03-01 00:00:00

abstract：:Pyrolysis of fresh sheep bone led to the formation of bone charcoal (BC). The structural characteristics of BC and surface area were determined by X-ray diffraction (XRD) and scanning electron microscopy (SEM). N2 gas adsorption-desorption was analysed by Brunauer-Emmett-Teller isotherm model. The prepared BC was used...

journal_title：Environmental technology

authors： Ghaneian MT,Ghanizadeh G,Alizadeh MT,Ehrampoush MH,Said FM

更新日期：2014-03-01 00:00:00

abstract：:Estimation of scaling-up parameters for a site restoration process using a surfactant-enhanced soil washing (SESW) process followed by the application of advanced oxidation processes (Fenton and photo-Fenton) was performed. For the SESW, different parameters were varied and the soil washing efficiency for pesticide (2...

journal_title：Environmental technology

authors： Bandala ER,Cossio H,Sánchez-Lopez AD,Córdova F,Peralta-Herández JM,Torres LG

更新日期：2013-01-01 00:00:00

abstract：:In Sweden, waste incineration has played a major role in sustainable waste management, as well as generating combined heat and electricity for many years. Incineration of combustible waste produces residues such as fly ash and bottom ash. The chemical composition of both ashes shows that they consist of bulk metals an...

journal_title：Environmental technology

authors： Baniya B

更新日期：2013-03-01 00:00:00