Cyanide in industrial wastewaters and its removal: a review on biotreatment

RR Dash, A Gaur, C Balomajumder - Journal of hazardous materials, 2009 - Elsevier
Cyanides are produced by certain bacteria, fungi, and algae, and may be found in plants
and some foods, such as lima beans and almonds. Although cyanides are present in small …

Fly ash-, foundry sand-, clay-, and pumice-based metal oxide nanocomposites as green photocatalysts

BT Son, NV Long, NTN Hang - RSC advances, 2021 - pubs.rsc.org
Metal oxides possess exceptional physicochemical properties which make them ideal
materials for critical photocatalytic applications. However, of major interest, their …

Removal of noxious Cr (VI) ions using single-walled carbon nanotubes and multi-walled carbon nanotubes

MH Dehghani, MM Taher, AK Bajpai, B Heibati… - Chemical Engineering …, 2015 - Elsevier
The adsorption capacity of two efficient adsorbents namely MWCNTs and SWCNTs for the
rapid removal of noxious Cr (VI) ion from the polluted aqueous source was well studied and …

The investigation of kinetic and isotherm of fluoride adsorption onto functionalize pumice stone

G Asgari, B Roshani, G Ghanizadeh - Journal of hazardous materials, 2012 - Elsevier
In this research work, pumice that is functionalized by the cationic surfactant,
hexadecyltrimethyl ammonium (HDTMA), is used as an adsorbent for the removal of fluoride …

Adsorptive removal of endocrine disrupting bisphenol A from aqueous solution using chitosan

MH Dehghani, M Ghadermazi, A Bhatnagar… - Journal of …, 2016 - Elsevier
Bisphenol-A (BPA) is an important industrial chemical generally introduced into the
environment through the wastes of factories producing, for example, paper, plastics and …

The use of artificial neural networks (ANN) for modeling of adsorption of Cu (II) from industrial leachate by pumice

NG Turan, B Mesci, O Ozgonenel - Chemical Engineering Journal, 2011 - Elsevier
In this present work, artificial neural networks (ANN) are applied for the prediction of
percentage adsorption efficiency for the removal of Cu (II) ions from industrial leachate by …

Combined treatment based on synergism between hydrodynamic cavitation and H2O2 for degradation of cyanide in effluents

JPM Andia, AET Cayte, JMI Rodriguez, LL Belón… - Minerals …, 2021 - Elsevier
The main purpose of this research has been to evaluate and optimize the application of
hydrodynamic cavitation (HC), combined with hydrogen peroxide, as a promising process …

Adsorption of natural organic matter from waters by iron coated pumice

M Kitis, SS Kaplan, E Karakaya, NO Yigit… - Chemosphere, 2007 - Elsevier
Natural pumice particles were used as granular support media and coated with iron oxides
to investigate their adsorptive natural organic matter (NOM) removal from waters. The …

Convenient conversion of hazardous nitrobenzene derivatives to aniline analogues by Ag nanoparticles, stabilized on a naturally magnetic pumice/chitosan substrate

R Taheri-Ledari, SS Mirmohammadi, K Valadi… - RSC …, 2020 - pubs.rsc.org
Herein, silver nanoparticles (Ag NPs), as an effective catalyst for the reduction process of
nitrobenzene derivatives to non-hazardous and useful aniline derivatives, are conveniently …

Development of a novel ethylene scavenger made up of pumice and potassium permanganate and its effect on preservation quality of avocados

C Wang, A Ajji - Journal of Food Engineering, 2022 - Elsevier
The purpose of this research was to develop a novel ethylene scavenger by combining
pumice and potassium permanganate (KMnO 4) to preserve fruit and vegetables. The study …