نتایج جستجو برای: natural coagulants

تعداد نتایج: 483269  

2006
MARK M. CLARK

hen the drinking water industry began to utilize membrane filtration (microfiltration and ultrafiltration), common water sources included high-quality, low-turbidity lakes that required minimal treatment. Membrane filtration was able to provide the necessary treatment for turbidity removal without the need to integrate other treatment processes. The success of membrane filtration in this niche ...

Ali Asghar Ebrahimi, Mehdi Mokhtari, Mohammad Hossein Salmani, Mohammad Taghi Ghaneian , Parvaneh Talebi, Tahereh Zarei Mahmoud Abadi,

Introduction: The objective of this study was to investigate wastewater quality and the efficiency of removal of wastewater contaminants produced by a tile factory by using ferric chloride, ferrous sulfate, ferric sulfate, aluminum sulfate (alum) and poly-aluminum chloride (PAC) coagulants. Materials and Methods: This is an applied study. A composite sample was taken of the wastewater producti...

Journal: :Environmental science & technology 2009
Huazhang Zhao Jianxiong Peng Shrongshi Lin Yan Zhang

Covalently bound organic silicate aluminum hybrid coagulants were synthesized by employing two silane coupling agents [diethoxydimethylsilane (DEDMS), gamma-aminopropylmethyldiethoxysilane (APDES)] as silicon sources. An additional coagulant was synthesized using anothersilane-tetraethylorthosilicate (TEOS) for comparison. Both the coagulant with DEDMS and that with APDES as the silicon source ...

Journal: :Journal of Agricultural Sciences 2022

Purpose: Polyaluminium chloride (PAC) is used to treat the turbid water at treatment plants. As an alternative, natural coagulants are being tested as those biodegradable and safe for human health. The study focused test locally available five different plant species coagulants. Research method: Turbid samples were treated separately by 50ppm 100ppm of PAC a control, powdered Moringa (Moringa o...

2014
Michael A Ward

Atrial Fibrillation (AF) is the most common dysrhythmia seen in primary care. Thromboembolic stroke remains one of the most feared complications of this rhythm disturbance. Five landmark trials have demonstrated the efficacy of warfarin and aspirin in reducing this risk. Warfarin use is known to be labor intensive for patients and concerns regarding multiple drug interactions and bleed risk hav...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

during natural gas processing, water in natural gas may cause to hydrates formation in pipelines which may lead to serious damages to process equipments. given the problems raised by present of water in natural gas, glycol solvent uses to remove water.in contact of glycol with gas always an amount of btex and voc absorb along with water, which on glycol recovery process, these substances separa...

2012
J. Sánchez-Martín J. Beltrán-Heredia J. A. Peres

Water scarcity encourages researchers to keep working on natural coagulant agents such as Moringa oleifera seed extract, that could be used even in developing countries. With this scope, this investigation is focused on the optimization of certain parameters affecting the use of this coagulant product in the clarification of real surface water. Acidic pH levels seem to enhance the coagulation p...

Journal: :Molecules 2017
Lingxin Xiong Zeng Qi Bingzhen Zheng Zhuo Li Fang Wang Jinping Liu Pingya Li

Enzymes involved in the coagulation process have received great attention as potential targets for the development of oral anti-coagulants. Among these enzymes, coagulation factor Xa (FXa) has remained the center of attention in the last decade. In this study, 16 ginsenosides and two sapogenins were isolated, identified and quantified. To determine the inhibitory potential on FXa, the chromogen...

Journal: :Pure and Applied Chemistry 2001

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