Volume 15 (2024)
Volume 14 (2023)
Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 (2012)
Volume 2 (2011)
Volume 1 (2010)
Case Study Mineral Processing
Optimization of parameters affecting recovery of copper from Sarcheshmeh low-grade sulfide ore using Bioleaching

M. Naderi; Seyed Z. Shafaie; M. Karamoozian; Sh. Gharanjik

Volume 8, Issue 4 , October 2017, Pages 523-537


  In this work, the parameters affecting the recovery of copper from the low-grade sulfide minerals of Sarcheshmeh Copper Mine were studied. A low-grade sulfide ore was used with a copper grade of 0.25%, which was about 28% of the mineral oxide, and the sulfide minerals made up the rest. Much more sulfide ...  Read More

Research Note Mineral Processing
Modofication of the Sarcheshmeh copper complex flotation circuit in response to a reduction in feed grade

Gh. A. Parsapour; S. DarvishTafvisi; E. Arghavani; M. J. Rajabi; A. Akbari; S. Banisi

Volume 8, Issue 4 , October 2017, Pages 539-544


  The new copper processing plant of the Sarcheshmeh copper complex consists of two parallel circuits. After a primary crushing, the ore is sent to a SAG mill, and the product is further ground in a ball mill. The overflow of the hydrocyclones is fed to a flotation circuit that contains 8 rougher tank ...  Read More

Case Study Mineral Processing
Application of perfect mixing model for simulation of vertical roller mills

H. Shahgholi; K. Barani; M. Yaghobi

Volume 8, Issue 4 , October 2017, Pages 545-553


  Vertical roller mills (VRMs) are well-established grinding equipment for various tasks in the coal and cement industry. There are few studies on simulation of VRMs. In this research work, application of perfect mixing model for simulation of a VRM in a cement grinding plant was investigated. Two sampling ...  Read More

Case Study
Sub-pixel classification of hydrothermal alteration zones using a kernel-based method and hyperspectral data; A case study of Sarcheshmeh Porphyry Copper Mine and surrounding area, Kerman, Iran

A. Salimi; M. Ziaii; A. Amiri; M. Hosseinjani Zadeh

Volume 8, Issue 4 , October 2017, Pages 555-565


  Remote sensing image analysis can be carried out at the per-pixel (hard) and sub-pixel (soft) scales. The former refers to the purity of image pixels, while the latter refers to the mixed spectra resulting from all objects composing of the image pixels. The spectral unmixing methods have been developed ...  Read More

Case Study Mineral Processing
Prediction of effect of fine particle removal on efficiency of a spiral circuit by size-by-size partition curves

F. Basirifar; M.R. Khalesi; M. Ramezanizadeh; M. Abdollahy; A. Hajizadeh

Volume 8, Issue 4 , October 2017, Pages 567-571


  Partition curves are widely used to determine the spiral separator efficiency. In this work, the partition curves were used in order to investigate the particle transportation to concentrate and tailing streams. Simulation of fine particle removal using the size-by-size partition curves showed that the ...  Read More

Case Study
An improvement in RTM method to image steep dip petroleum bearing structures and its superiority to other methods

F. Moradpouri; A. Moradzadeh; R. Cruz Pestana; M. Soleimani Monfared

Volume 8, Issue 4 , October 2017, Pages 573-578


  In this paper, first the limitations of the ray-based method and the one-way wave-field extrapolation migration (WEM) in imaging steeply dipping structures are discussed by some examples. Then a new method of the reverse time migration (RTM), used in imaging such complex structures is presented. The ...  Read More

Case Study
Investigation of leaching kinetics of zinc from a low-grade ore in organic and inorganic acids

Seyed M. Seyed Ghasemi; A. Azizi

Volume 8, Issue 4 , October 2017, Pages 579-591


  The leaching kinetics of a low-grade zinc oxide ore in different acid media was investigated with respect to the experimental variables including acid concentration, temperature, liquid to solid (L/S) ratio, and stirring speed. The results obtained showed that the leaching reagent concentration and the ...  Read More

Case Study Exploitation
Determination of geochemical anomalies and gold mineralized stages based on litho-geochemical data for Zarshuran Carlin-like gold deposit (NW Iran) utilizing multi-fractal modeling and stepwise factor analysis

F. Aliyari; P. Afzal; J. Abdollahi Sharif

Volume 8, Issue 4 , October 2017, Pages 593-610


  The Zarshuran Carlin-like gold deposit is located at the Takab Metallogenic belt in the northern part of the Sanandaj-Sirjan zone, NW Iran. The high-grade ore bodies are mainly hosted by black shale and cream to gray massive limestone along the NNE-trending extensional fault/fracture zones. The aim of ...  Read More

Case Study Exploitation
Comparison of various knowledge-driven and logistic-based mineral prospectivity methods to generate Cu and Au exploration targets Case study: Feyz-Abad area (North of Lut block, NE Iran)

S. Saadat

Volume 8, Issue 4 , October 2017, Pages 611-629


  Motivated by the recent successful results of using GIS modeling in a variety of problems related to the geosciences, some knowledge-based methods were applied to a regional scale mapping of the mineral potential, special for Cu-Au mineralization in the Feyz-Abad area located in the NE of Iran. Mineral ...  Read More

Case Study Rock Mechanics
Effect of temperature as well as heating and cooling cycles on rock properties

M. Hosseini

Volume 8, Issue 4 , October 2017, Pages 631-644


  Temperature has a significant role in many actions performed on rocks. An example would be the effect of temperature on rocks in the burial of nuclear waste, geothermal energy extraction, deep oil well drilling, and fires in tunnels. In addition, due to diurnal/nocturnal as well as seasonal temperature ...  Read More

Case Study Rock Mechanics
Influence of modeling material on undercut slope failure mechanism

M. H. Khosravi; T. Pipatpongsa; J. Takemura; M. Amini

Volume 8, Issue 4 , October 2017, Pages 645-662


  A series of physical modeling tests were conducted by means of a beam type geotechnical centrifuge machine in order to investigate the drainage impact on the slope failure mechanism under centrifugal acceleration. Meanwhile, the phenomenon of stress redistribution in undercut slopes and the formation ...  Read More

Case Study Exploitation
Development of a site-specific regression model for assessment of road-header cutting performance of Tabas coal mine based on rock properties

E. Ghasemi

Volume 8, Issue 4 , October 2017, Pages 663-672


  In underground excavation, where the road-headers are employed, a precise prediction of the road-header performance has a vital role in the economy of the project. In this paper, a new model is developed for prediction of the road-header performance using the non-linear multivariate regression analysis. ...  Read More

Case Study Exploitation
Application of continuous restricted Boltzmann machine to detect multivariate anomalies from stream sediment geochemical data, Korit, East of Iran

A. Aryafar; H. Moeini

Volume 8, Issue 4 , October 2017, Pages 673-682


  Anomaly separation using stream sediment geochemical data has an essential role in regional exploration. Many different techniques have been proposed to distinguish anomalous from study area. In this research, a continuous restricted Boltzmann machine (CRBM), which is a generative stochastic artificial ...  Read More

Case Study Mineral Processing
Evolution of AG mill shell liner design at Gol-E-Gohar concentration plant

M. Maleki Moghaddam; A. R. Hasankhoei; E. Arghavani; A. Haji-Zadeh; M. Yahyaei; S. Banisi

Volume 8, Issue 4 , October 2017, Pages 683-691


  Liner design is becoming an increasingly more important tool for the AG/SAG mill performance optimization. The Gol-E-Gohar iron ore concentration plant uses three 9 m × 2.05 m autogenous mills (AG) in parallel in a dry operation. Due to large variations in feed characteristics and inadequate ...  Read More

Case Study
Determination of constant coefficients of Bourgoyne and Young drilling rate model using a novel evolutionary algorithm

M. Anemangely; A. Ramezanzadeh; B. Tokhmechi

Volume 8, Issue 4 , October 2017, Pages 693-702


  Achieving minimum cost and time in reservoir drilling requires evaluating the effects of the drilling parameters on the penetration rate and constructing a drilling rate estimator model. Several drilling rate models have been presented using the drilling parameters. Among these, the Bourgoyne and Young ...  Read More