نتایج جستجو برای: modified bentonites

تعداد نتایج: 250953  

Journal: :محیط شناسی 0
ظهیر شکوه سلجوقی - مربی گروه شیلات، دانشکده علوم دریایی، دانشگاه دریانوردی و علوم دریایی چابهار غلامرضا رفیعی دانشیار گروه شیلات، دانشکدة منابع طبیعی، دانشگاه تهران اکبر ملک پور استادیار گروه شیمی، دانشکدة علوم، دانشگاه اصفهان امیر شکوه سلجوقی استادیار گروه شیمی، دانشکدة علوم، دانشگاه فردوسی مشهد امید صفری استادیار گروه شیلات، دانشکدة منابع طبیعی، دانشگاه فردوسی مشهد

use of wastewater treatment methods in aquaculture is one of the main ways for decreasing the environmental effects of this industry and applies the best management practices (bmps). anionic compounds are the main pollutants in recirculation aquaculture systems. ion exchangers such as clays are vastly applied in waste water industry but in aquaculture systems at yet there isn't any report ...

Journal: :Minerals 2022

The Alternative Buffer Material ABM5 experiment is an in situ medium-scale performed at Äspö Hard Rock Laboratory (HRL) conducted by SKB Sweden with the aim of analysing long-term stability bentonites used as engineering barrier for a high-level radioactive waste repository (HLWR). In this work, four different ring-shaped Ca- and Na-bentonite blocks, which were piled around carbon steel cylindr...

Journal: :Journal of Japan Society of Civil Engineers, Ser. C (Geosphere Engineering) 2011

Journal: :Food Science and Applied Biotechnology 2022

Protein profile change of Bulgarian Chardonnay wine under the influence treatment with bentonite was studied. concentration determined using Bradford assay, while fractionation performed via sodium dodecyl sulfate-polyacrylamide gel electrophoresis. The amount protein found in original 147.1 mg/dm3, expressed as bovine serum albumin divided into 9 electrophoretic fractions. Low molecular weight...

Journal: :Journal of the Serbian Chemical Society 2017

2015

Tightening legislation on the emission of hazardous pollutants is driving chemical industries towards the implementation of innovative “clean technology” including the use of alternative heterogeneously catalyzed processes. This prompted us to examine the catalytic potential of Indian clays for fine chemical synthesis. Catalytic activity of clay minerals from India was only less studied. In the...

Journal: :E3S web of conferences 2023

The island of Milos is an active mining site since the Antiquity. Exploitation began with extraction obsidian lumps and volcanic lavas tuffs specific type, that were used as millstones, sulphur alum (alunite). Currently, activity focused on perlite bentonite, even though some years ago, kaolin, silica, pozzolans barite also exploited. bentonite rather a specialty not commodity, it has multifunc...

Journal: :Colloids and Surfaces A: Physicochemical and Engineering Aspects 2017

2008
Yasser El-Nahhal Jamal Safi

Contamination of water resources with pesticides residues becomes a pressing problem in Gaza due to the frequent application of pesticides in the intensive agricultural system. This study tests the potential of using organo-bentonite as a porous material to remove bromoxynil residues from contaminated water. Bentonite surfaces were activated for removal of bromoxynil residues from water by simp...

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