نتایج جستجو برای: chemical coagulants
تعداد نتایج: 379533 فیلتر نتایج به سال:
The main objective is to examine how the viscosity values change in order solve problems frequently encountered transmission lines this study. Sludge samples from chemical and biological treatment process were taken two different stages of nearby industrial zone wastewater plant (IZWWTP). Physical, rheological properties sludge investigated seasonal periods (October February). pH, temperature, ...
An evaluation of a laboratory scale chemical coagulation using aluminium chlorohydrate (1%) and polyamine coagulants on its effectiveness in the removal bulk inert pollutant contents such as particulate oxygen demand (COD) turbidity to obtain clean effluent discharge most cost-effectively treated jar test was conducted this current study. This study aimed find viable coagulant between two above...
It is an important criterion the choice of lighting technique for industrial applications in water purification. In article it was examined research methods coagulation and flocculation process. Today, improvement these techniques use flocculants coagulants, which speed up process flocculation, are relevant. were considered as coagulants sulfuric acid salts Al2(SO4)3 FeSO4. noted advantage over...
INTRODUCTION Different immunoglobulin manufacturing processes may influence its effectiveness for Kawasaki disease. However, nationwide studies with longitudinal follow-up are still lacking. The aim of this study was to evaluate the comparative effectiveness of immunoglobulin preparations from a nationwide perspective. MATERIALS AND METHODS This is a nationwide retrospective cohort study with...
with the increasing population and the need for more food, as well as with the development of science and technology, human approach to unnatural and often chemical inputs to increase agricultural production has been a great expansion and problems such as increased cancers, chronic diseases has created environmental pollution. implementation of organic organic is a solution to these problems . ...
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