نتایج جستجو برای: natural coagulants

تعداد نتایج: 483269  

Journal: :Water research 2016
Alissa J O'Donnell Darren A Lytle Stephen Harmon Kevin Vu Hannah Chait Dionysios D Dionysiou

The United States Environmental Protection Agency Contaminant Candidate List 3 lists strontium as a contaminant for potential regulatory consideration in drinking water. Very limited data is available on strontium removal from drinking water and as a result, there is an immediate need for treatment information. The objective of this work is to evaluate the effectiveness of coagulation/filtratio...

Journal: :international journal of environmental research 0

textile industry is the major source of water consumption and wastewater pollution.there are various treatment techniques to remove textile wastewater pollution. coagulationflocculation is a widely used process to remove pollution due to suspended particles. in this research, different coagulants like alum, lime, fecl3, feso4 and mgcl2 were applied to select the suitable ones with optimum remov...

Journal: :نشریه دانشکده فنی 0
امیر تائبی هرندی محمود اسدی صنایع نساجی رنگ پساب واحد رنگرزی

the textile industry has long been one of the largest of water users and nolluters and there has been little success in developing low cost treatment methods , which the industry urgently needs to lessen the pollution loads it discharges to streams. the obiective of this preparatory study was to determinen the effects o f coagulants and aid coagulant s as alum, ferrous sulfate , ferric sulfate ...

2011
P. A.M. Bachand S. M. Bachand P.A.M. BACHAND S. M. BACHAND S. E. LOPUS A. HEYVAERT

Treatment with chemical coagulants at different dosing levels changes ecotoxicity of stormwater from the Tahoe basin, California, USA P. A.M. Bachand a , S. M. Bachand a , S. E. Lopus a , A. Heyvaert b & I. Werner c a Bachand & Associates, Davis, California, USA b Desert Research Institute, Reno, Nevada, USA c Univeristy of California, School of Veterinary Medicine, Department of Anatomy, Physi...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

the present study has tried to accomplish an analysis of margaret atwood’s novels oryx and crake, and the year of the flood in the light of posthuman and cyborg theories. considering posthumanism as a critical reading of some notions of humanism focus of which in this thesis has been identity, new definitions for humanity and human identity are formed. haraway’s cyborg, as one possible new figu...

Journal: :IOP Conference Series: Earth and Environmental Science 2019

2007
Hassan A. Arafat

In this work, different treatment methods for wastewater from textile washing operations in the Palestinian territories were studied. The goal of the treatment process was to enable the textile industry to reuse the wastewater in textile washing through simple, efficient, and cost-effective methodologies. Actual textile wastewater samples from local textile factories were used and were found to...

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