نتایج جستجو برای: textile wastewaters

تعداد نتایج: 15082  

Journal: :Bioresource technology 2008
Peter J Strong Joanna E Burgess

The aim of this work was to characterise wine-related wastewaters and ascertain the wastewater concentrations that were optimal for treatment by Trametes pubescens. Laccase production was also monitored. Crudely purified laccase was tested independently to determine its role in phenolic compounds degradation and colour change. The fungal treatment resulted in decreases in the wastewater chemica...

2017
Pengpeng Hu Taku Komura Duan Li Ge Wu Yueqi Zhong

3D textile model plays an important role in textile engineering. However, not much work focus on high-quality 3D textile reconstruction. The texture is also limited by photography methods in 3D scanning. This paper presents a novel framework of reconstructing a high-quality 3D textile model with a synthesized texture. Firstly, a pipeline of 3D textile processing is proposed to obtain a better 3...

Journal: :Water science and technology : a journal of the International Association on Water Pollution Research 2007
R Chamy C Pizarro E Vivanco M C Schiappacasse D Jeison P Poirrier G Ruiz-Filippi

One of the research areas is the agricultural use of treated wastewaters, because it represents a unique opportunity to solve the problem of water supply for irrigation and at the same time the disposal of treated water. Anaerobic digestion appears as an interesting alternative, since anaerobically treated wastewaters can be used for irrigation purposes. These considerations are applied to the ...

Journal: :Journal of hazardous materials 2009
Aurora Silva Sónia A Figueiredo M Goreti Sales Cristina Delerue-Matos

The treatment efficiency of laboratory wastewaters was evaluated and ecotoxicity tests with Chlorella vulgaris were performed on them to assess the safety of their environmental discharge. For chemical oxygen demand wastewaters, chromium (VI), mercury (II) and silver were efficiently removed by chemical treatments. A reduction of ecotoxicity was achieved; nevertheless, an EC50 (effective concen...

2006
Y. W. H. Wong C. W. M. Yuen M. Y. S. Leung S. K. A. Ku H. L. I. Lam

The use of nanotechnology in the textile industry has increased rapidly due to its unique and valuable properties. The present status of nanotechnology use in textiles is reviewed, with an emphasis on improving various properties of textiles.

2016
Hend Omar Mohamed M. Obaid Khalil Abdelrazek Khalil Nasser A.M. Barakat

The use of commercially available cation and anion exchange membranes to generate power from industrial wastewater obtained from three different industries (food, alcohol and dairy factories) without the addition of external microorganisms or chemicals by using microbial fuel cells (MFCs) was investigated. The results indicate that the original mixed culture of microorganisms presented in waste...

Journal: :Applied biochemistry and biotechnology 2010
Liang Wang Min Min Yecong Li Paul Chen Yifeng Chen Yuhuan Liu Yingkuan Wang Roger Ruan

The objective of this study was to evaluate the growth of green algae Chlorella sp. on wastewaters sampled from four different points of the treatment process flow of a local municipal wastewater treatment plant (MWTP) and how well the algal growth removed nitrogen, phosphorus, chemical oxygen demand (COD), and metal ions from the wastewaters. The four wastewaters were wastewater before primary...

2013
Eduardo da Silva Martins Rodrigo Simões Ribeiro Leite Roberto da Silva Eleni Gomes

Polygalacturonases are enzymes involved in the degradation of pectic substances, being extensively used in food industries, textile processing, degumming of plant rough fibres, and treatment of pectic wastewaters. Polygalacturonase (PG) production by thermophilic fungus Thermoascus aurantiacus on solid-state fermentation was carried out in culture media containing sugar cane bagasse and orange ...

2013
Bahman Ramavandi Sima Farjadfard

−A biomaterial was successfully synthesized from Plantago ovata by using an FeCl3-induced crude extract (FCE). The potential of FCE to act as a natural coagulant was tested for the pretreatment of real textile wastewater. Tests were performed to evaluate the effects of FCE quantity, salt concentration, and wastewater pH on chemical oxygen demand (COD) reduction during a coagulation/flocculation...

2011
N. P. Dhanalakshmi R. Nagarajan

The sonochemical decolorization and degradation of azo dye Methyl violet using Fenton’s reagent in the presence of a high-frequency acoustic field has been investigated. Dyeing and textile effluents are the major sources of azo dyes, and are most troublesome among industrial wastewaters, causing imbalance in the eco-system. The effect of various operating conditions (initial concentration of dy...

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