نتایج جستجو برای: textile effluents

تعداد نتایج: 17564  

Elham Keshmirizadeh Roya Khosravi Sabereh Mahdifar

The present work was directed toward the successful ability of electerocoagulation to remove color from synthetic and simulated textile effluent by aluminum/iron electrodes. Two representative reactive dyes were selected for the synthetic dye system, a black dye alone and mixed dye (black, blue, red, 1:1:1 vol/vol). Several important operating parameters such as electrode material, initial pH(3...

2014
Ambika Verma Poonam Shirkot

Laccases are multicopper-containing oxidases (EC 1.10.3.2.) and they are widely found in fungi, higher plants and bacteria. Because of their high pH stability and thermostability, laccases from this strain have a potential for the treatment of textile bleaching effluents. In this research, the thermophilic test strain isolated from the Manikaran thermal springs, in Himachal Pradesh, were subjec...

Journal: :Journal of hazardous materials 2008
Sirlei Rosa Mauro C M Laranjeira Humberto G Riela Valfredo T Fávere

Adsorption of reactive orange 16 by quaternary chitosan salt (QCS) was used as a model to demonstrate the removal of reactive dyes from textile effluents. The polymer was characterized by infrared (IR), energy dispersive X-ray spectrometry (EDXS) analyses and amount of quaternary ammonium groups. The adsorption experiments were conducted at different pH values and initial dye concentrations. Ad...

2015
Abrehet Kahsay Mehari Shewit Gebremedhin Belayneh Ayele

The study was conducted in 2013/14 with the objective of determining the effects of Bahir Dar textile factory effluents on the head of Blue Nile River water quality. Dissolve oxygen was higher at the upstream site of the river, whereas BOD5, TDS, and total alkalinity values were higher at wastewater outlet of the factory site. The mean values of dissolved oxygen, BOD5, and total alkalinity were...

2012
George Z. Kyzas

In this study, the decolorization of industrial textile wastewaters was studied in batch mode using spent “Greek coffee” grounds (COF) as low-cost adsorbents. In this attempt, there is a cost-saving potential given that there was no further modification of COF (just washed with distilled water to remove dirt and color, then dried in an oven). Furthermore, tests were realized both in synthetic a...

2002
B. V. Babu H. T. Rana V. Rama Krishna Mahesh Sharma

The present study focuses on the improvement in the effluent treatment for the effluent generated from a cotton textile industry employing three reactive dyeing methods viz., Exhaust method, Pad-Dry-Cure method, and Pad-Batch method. Stabilisation pond, aeration tank, and aerobic biological treatment (using E-Coli type bacteria) are simulated in the laboratory in a series operation. Results rev...

2010
R. KOWSALYA M. KRISHNAVENI

The textile industries by for the most passionate user of synthetic dyes are in need of ecoefficient solutions for its coloured effluents. The decolorization and detoxification potential of white rot fungi can be harnessed. Laccase has been utilized in biological treatment of effluents containing chemical dyes. The present study is planned to study the screening and chrecterization of laccase f...

2014
Mercè Vilaseca Víctor López-Grimau Carmen Gutiérrez-Bouzán

Moringa oleifera seeds contain about 40% of highly valued oil due to its wide range of applications, from nutritional issues to cosmetics or biodiesel production. The extraction of Moringa oil generates a waste (65%-75% of seeds weight) which contains a water soluble protein able to be used either in drinking water clarification or wastewater treatment. In this paper, the waste of Moringa oleif...

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