Volume 33 (2023)
Volume 32 (2022)
Volume 31 (2021)
Volume 30 (2020)
Volume 29 (2020)
Volume 28 (2019)
Volume 27 (2018)
Volume 26 (2017)
Volume 25 (2016)
Volume 24 (2015)
Volume 23 (2014)
Volume 22 (2013)
Volume 21 (2012)
Volume 20 (2011)
Volume 19 (2010)
Volume 18 (2009)
Volume 17 (2008)
Volume 16 (2007)
Bioleaching of Zinc and Lead from Anguoran Ore by Indigenous Mixed Local Culture of Mesophilic Acidophilic Bacteria

Z Boroumand; S Ghassa; M Moradian; H Abdollahi; Gh Fathabadi; K Fakhremoghadam

Volume 25, Issue 97 , December 2016, , Pages 3-10


  In this research, the bioleaching process of mixture of sulfide and carbonate zinc and lead ore of Angouran Mine, whit local mixed mesophilic bacteria was studied. The purpose of this study was to indicate the effects of pulp density, Fe(II) concentration and initial pH in the zinc and lead bioleaching. ...  Read More

Investigation on Leaching of Copper Oxide Ore by Environmentally Friendly Methods

M.A Shabani; M Irannajad; A.R Azadmehr

Volume 24, Issue 95 , June 2015, , Pages 253-260


  Copper oxide ores are usually leached in sulphuric acid solution. However, it has severe adverse impact on the environment. In this study, bioleaching and leaching by citric acid, as environmentally friendly methods, are investigated. The experiments were carried out on a copper oxide ore sample containing ...  Read More

Estimation of Kinetic Model of Magnesite Dissolution in Nitric Acid

H. Atashy; J. Rahnama-Rad

Volume 17, Issue 67 , February 2008, , Pages 102-107


         The effect of temperature, mixer ratio and acid thickness on the rate of magnesite dissolution in nitric acid was investigated in this laboratory research. The result shows dissolution rate increases with rising temperature when the size of particles is reduced. At ...  Read More

Iron Removal studies of Low Grade Diasporic Bauxite by Using Thermochemical Treatment

M. Moazemi Goodarzi; B. Rezaei; A. Amini

Volume 16, Issue 63 , March 2007, , Pages 72-76


  In this paper, iron removal studies on high iron diasporic bauxite by thermochemical treatment was investigated for the first time. For this purpose, bauxite samples were calcined in temperatures between 600 and 1100°C and then leached with hydrochloric acid. Obtained results revealed, in spit of ...  Read More