نتایج جستجو برای: iran natural diatomite

تعداد نتایج: 580591  

2016
R. Parviz M. Honari

43 Solidified floating organic drop micro-extraction (SFODME) for simultaneous separation/pre-concentration and determination of cadmium by atomic absorption spectroscopy R. Parviz, M. Honari Department of Chemistry, Faculty of Science, Islamic Azad University Shahr-E-Rey Branch, Shahr-E-Rey, Iran Department of Plant Breading and Biotechnology, Agriculture and Natural Resources Faculty, Tehran ...

2014
Seyed Ali Johari Mohammad Reza Kalbassi Il Je Yu

Seyed Ali Johari, Mohammad Reza Kalbassi, Il Je Yu Fisheries Department, Natural Resources Faculty, University of Kurdistan, Sanandaj, Iran Department of Aquaculture, Marine Science Faculty, Tarbiat Modares University, Mazandaran, Noor, Iran Institute of Nanoproduct Safety Research, Hoseo University, 165 Sechul-ri, Baebang-myun, Asan 336-795, Korea Journal of Coastal Life Medicine 2014; 2(5): 3...

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...

2000
Laura Giordano Valentina Gliozzi Nicola Olivetti

In this paper we propose a conditional logic IBC to represent iterated belief revision. We define an iterated belief revision system by strengthening the postulates proposed by Darwiche and Pearl [3]. First, following the line of Darwiche and Pearl, we modify AGM postulates to make belief revision a function of epistemic states rather than of belief sets. Then we propose a set of postulates for...

2018
Jordan Toullec Brivaëla Moriceau

Diatom production is mainly supported by the dissolution of biogenic silica (bSiO2) within the first 200m of the water column. The upper oceanic layer is enriched in dissolved and/or colloidal organic matter, such as exopolymeric polysaccharides (EPS) and transparent exopolymeric particles (TEP) excreted by phytoplankton in large amounts, especially at the end of a bloom. In this study we explo...

Journal: :Journal of hazardous materials 2010
Aishah A Jalil Sugeng Triwahyono S Hazirah Adam N Diana Rahim M Arif A Aziz N Hanis H Hairom N Aini M Razali Mahani A Z Abidin M Khairul A Mohamadiah

In this study, calcined Lapindo volcanic mud (LVM) was used as an adsorbent to remove an anionic dye, methyl orange (MO), from an aqueous solution by the batch adsorption technique. Various conditions were evaluated, including initial dye concentration, adsorbent dosage, contact time, solution pH, and temperature. The adsorption kinetics and equilibrium isotherms of the LVM were studied using p...

Journal: :Biomedical and environmental sciences : BES 2008
Lin Wang Li-Jing Huang Luo-Jia Yun Fei Tang Jing-Hui Zhao Yan-Qun Liu Xin Zeng Qi-Fang Luo

OBJECTIVE To study the possibility of removing nitrogen, phosphorus, and organic pollutants using seeding type immobilized microorganisms. METHODS Lakes P and M in Wuhan were chosen as the objects to study the removal of nitrogen, phosphorus, and organic pollutants with the seeding type immobilized microorganisms. Correlations between the quantity of heterotrophic bacteria and the total nitro...

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