Volume 15 (2024)
Volume 14 (2023)
Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 (2012)
Volume 2 (2011)
Volume 1 (2010)

Mineral Processing
Increasing drying efficiency by modifying the design of feed chute of the Gol-e-Gohar pelletizing plant ball mill

A.R. Ghasemi; A.R. Hasankhoei; E. Razi; Gh.A. Parsapour; S. Banisi

Volume 10, Issue 1 , January 2019, , Pages 213-221

https://doi.org/10.22044/jme.2018.7447.1599

Abstract
  Pelletizing plant of the Gol-E-Gohar mining and industrial company consists of a burner, a dry ball mill (6.2 m × 13 m), and an air separator. The ball mill consists of a 2 m-long drying and an 11 m-long grinding chambers. The iron ore concentrate is fed to the drying chamber by a feed chute. It ...  Read More

Determination of Caving Hydraulic Radius of Rock Mass in Block Caving Method using Numerical Modeling and Multivariate Regression

B. Alipenhani; A. Majdi; H. Bakhshandeh Amnieh

Volume 13, Issue 1 , January 2022, , Pages 217-233

https://doi.org/10.22044/jme.2022.11589.2149

Abstract
  Determining the hydraulic radius of the undercut in the block caving method is one of the key issues in this method. The hydraulic radius is directly related to the minimum caving span. In this research work, the rock mass cavability is investigated using the UDEC and 3DEC software. Since the factors ...  Read More

Rock Mechanics
Predicting Unconfined Compressive Strength of Intact Rock Using New Hybrid Intelligent Models

M. Rezaei; M. Asadizadeh

Volume 11, Issue 1 , January 2020, , Pages 231-246

https://doi.org/10.22044/jme.2019.8839.1774

Abstract
  Bedrock unconfined compressive strength (UCS) is a key parameter in designing thegeosciences and building related projects comprising both the underground and surface rock structures. Determination of rock UCS using standard laboratory tests is a complicated, expensive, and time-consuming process, which ...  Read More

Investigating possibility of replacing some chemical reagents used in sulfide copper flotation with halophilic bacteria

Amir Mohammad Nasrollahzadeh Bafti; Mohammad Jahani Chegeni; Ahmad Moghooeinejad; Zahra Manafi

Volume 14, Issue 1 , January 2023, , Pages 243-258

https://doi.org/10.22044/jme.2023.12496.2268

Abstract
  Flotation is the most important method for processing sulfide copper ores. Due to the high cost and environmental hazards caused by the chemical reagents used in this process (collectors, frothers, pH regulators, depressants, etc.), the possibility of replacing all these reagents or at least some of ...  Read More

Environment
Cyanide Removal from Tailing Slurry of Gold Processing Plant using Surfactant-modified Zeolite

Mehdi Soleymani Gharegol; Kazem Badv; Behzad Nemati akhgar

Volume 15, Issue 1 , January 2024, , Pages 285-300

https://doi.org/10.22044/jme.2023.13217.2418

Abstract
  This paper carried out the study on removing cyanide from aqueous solutions by modified zeolite with hexadecyltrimethylammonium bromide. After determining the properties of the prepared adsorbent by the XRD, SEM, FTIR, and BET techniques, the effect of parameters such as the initial concentration of ...  Read More

Rock Mechanics
Introducing hard rock TBMs’ downtime analysis model with reference to past case histories’ data

E. Farrokh

Volume 9, Issue 2 , April 2018, , Pages 457-472

https://doi.org/10.22044/jme.2018.6815.1509

Abstract
  The study of downtime and subsequently machine utilization in a given project is one of the major requirements of an accurate estimation of TBM performance and daily advance rate. Interestingly, while it is very common to report the components of downtime when discussing a tunneling project in the literature; ...  Read More

Rock Mechanics
Study of convergence confinement method curves considering pore-pressure effect

K. Bour; K. Goshtasbi

Volume 10, Issue 2 , April 2019, , Pages 479-492

https://doi.org/10.22044/jme.2019.7888.1654

Abstract
  The design of underground spaces is mainly carried out using empirical, analytical, and numerical methods. The convergence confinement method (CCM) is an analytical technique that is widely utilized in analyzing the stability of underground spaces. However, the main challenge in the stability analysis ...  Read More

Calculation of Optimum Soil Conditioning in EPB Tunneling (Case Study: Ahwaz Metro Project, Line 1)

H.R. Pasand Masoumi; A. Abdollahipour; Kh. Baghernia

Volume 12, Issue 2 , April 2021, , Pages 501-513

https://doi.org/10.22044/jme.2021.10664.2025

Abstract
  Determination of the optimum soil conditioning parameters in the earth pressure balance-tunnel boring machines (EPB-TBMs) plays an important role in reaching an optimum thrust force and advance speed. Silty-clay (CL-ML) in line 1 of the Ahwaz metro project is used in order to find the conditioning parameters ...  Read More

Maintainability measure based on operating environment, a case study: Sungun copper mine

A. Nouri Qarahasanlou; M. Ataei; R. Khaolukakaie; B. Ghodrati; M. Mokhberdoran

Volume 8, Issue 3 , July 2017, , Pages 511-521

https://doi.org/10.22044/jme.2016.657

Abstract
  The life cycle cost of a system is influenced by its maintainability. Maintainability is a design parameter, whose operational conditions can affect it significantly. Hence, the effects of these operational conditions should be quantified early in the design phase. The proportional repair model (PRM), ...  Read More

Exploration
A Practical Comparison between Gaussian and Direct Sequential Simulation Algorithms using a 3D Porosity Dataset

H. Sabeti; F. Moradpouri

Volume 13, Issue 2 , April 2022, , Pages 547-557

https://doi.org/10.22044/jme.2022.11874.2180

Abstract
  The geo-statistical simulation algorithms for continuous spatial variables have been used widely in order to generate the statistically-honored models. There are two main algorithms doing the continuous variable simulation, Sequential Gaussian Simulation (SGS) and Direct Sequential Simulation (DSS). ...  Read More

Application of Power-Law Frequency Fractal Model for Recognition of Vertical Cu Distribution in Milloieh Porphyry Deposit, SE Iran

N. R. Ahmadi; M. R. Jafari; M. R. Espahbod; N. Kohansal Ghadimvand

Volume 11, Issue 2 , April 2020, , Pages 555-562

https://doi.org/10.22044/jme.2020.9383.1841

Abstract
  Identification of the vertical and horizontal distributions for elemental grades is of an important sign in different mineral exploration stages. The main aim of this work is to determine the vertical distribution directional properties of Cu values in the Milloieh Cu porphyry deposit, Kerman (SE Iran) ...  Read More

Investigation of External Work, Fracture Energy, and Fracture Toughness of Oil Well Cement Sheath using HCCD Test and CSTBD Test

Mohammad Omidi manesh; Vahab Sarfarazi; Nima Babanouri; Amir Rezaei

Volume 14, Issue 2 , April 2023, , Pages 619-634

https://doi.org/10.22044/jme.2023.12633.2297

Abstract
  This work presents the hollow center cracked disc (HCCD) test and the cracked straight through Brazilian disc (CSTBD) test of oil well cement sheath using the experimental test and Particle Flow Code in two-dimensions (PFC2D) in order to determine mode I fracture toughness of cement sheath. The tensile ...  Read More

Exploration
Classification of ASTER Data by Neural Network to Mapping Alterations Related to Copper and Iron Mineralization in Birjand

Jabar Habashi; Majid Mohammady Oskouei; Hadi Jamshid Moghadam

Volume 15, Issue 2 , April 2024, , Pages 649-665

https://doi.org/10.22044/jme.2023.13640.2520

Abstract
  The studied area located in eastern Iran shows a high potential for various mineralizations, especially copper due to its tectonic activity. Remote sensing data can effectively distinguish these areas because of the sparse vegetation. Therefore, in this study, the ASTER (Advanced Spaceborne Thermal Emission ...  Read More

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

https://doi.org/10.22044/jme.2017.842

Abstract
  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

Rock Mechanics
A three dimensional geometrical model for calculation of induced stresses surrounding longwall working

H. Mohammadi; H. Darbani

Volume 9, Issue 3 , July 2018, , Pages 727-740

https://doi.org/10.22044/jme.2018.7084.1551

Abstract
  There are various criteria that need to be examined alongside each other when designing a longwall mining system. Challenges such as determination of the supported roof width, support system design, caving height determination, lateral or chain pillar size determination, and optimum support design for ...  Read More

Exploration
Anomaly delineation of porphyry copper deposits of Hanza Region through geochemical data analyses and multispectral remote sensing

A. Habibnia; Gh. R. Rahimipour; H. Ranjbar

Volume 10, Issue 3 , July 2019, , Pages 747-762

https://doi.org/10.22044/jme.2019.8203.1695

Abstract
  Hanza region is located in the southern part of Urumieh–Dokhtar Metallogenic belt in southeastern Iran. This region includes six known porphyry copper deposits and it is considered as an ore- bearing region from geochemical point of view. The aim of this research is to examine effective processing ...  Read More

Mineral Processing
Carnallite Flotation of Khur Biabanak Potash Complex using Kimiaflot619 as a New Collector

A.R. Javadi

Volume 12, Issue 3 , July 2021, , Pages 815-823

https://doi.org/10.22044/jme.2021.10881.2064

Abstract
  Carnallite, with the chemical formula KMgCl3.6H2O, is a mineral that was first discovered in the Urals Mountains in Russia. The reverse flotation has been established for carnallite processing in the current decades, and the alkyl morpholine collector is used for the removal of NaCl from carnallite using ...  Read More

Compressional and Shear Interval Velocity Modeling to Determine Formation Pressures in an Oilfield of SW Iran

Pooria Kianoush; Ghodratollah Mohammadi; Seyed Aliakbar Hosseini; Nasser Keshavazr Faraj Khah; Peyman Afzal

Volume 13, Issue 3 , July 2022, , Pages 851-873

https://doi.org/10.22044/jme.2022.12048.2201

Abstract
  In the seismic methods, estimation of the formation pressures is obtained by converting the seismic velocity to the pore pressure, and comparing it with the effective pressure during the well-test program. This work is a new challenge regarding the velocity study domain in an oil field in SW Iran. The ...  Read More

Behavior of a Tunnel and its Neighboring Joint with and without Presence of Rock Bolt under Biaxial Loads; Particle Flow Code Approach

V. Sarfarazi

Volume 11, Issue 3 , July 2020, , Pages 855-864

https://doi.org/10.22044/jme.2020.9581.1872

Abstract
  In this work, the interaction between the semi-circular space and the neighboring joint with and without the presence of rock bolts was investigated using the particle flow code (PFC) approach. For this purpose, firstly, the calibration of PFC was performed using both the Brazilian experimental test ...  Read More

Failure Mechanism of Rock Pillar Containing Two Edge Notches: Experimental Test and Numerical Simulation

Amir Rezaei; Vahab Sarfarazi; Nima Babanouri; Mohammad Omidi manesh; Shirin Jahanmiri

Volume 14, Issue 3 , July 2023, , Pages 961-971

https://doi.org/10.22044/jme.2023.12909.2341

Abstract
  Non-persistent joints are geologic occurrences in rocks that weaken pillars because they are present within them. Using practical tests and numerical models, it has been determined how edge notches affect the way pillars break. Gypsum samples that are notched and have dimensions of 70 mm by 70 mm by ...  Read More

Exploration
Evaluating the effect of using different reference spectra on SAM classification results: an implication for hydrothermal alteration mapping

M. Honarmand; H. Ranjbar; H. Shahriari; F. Naseri

Volume 9, Issue 4 , October 2018, , Pages 981-997

https://doi.org/10.22044/jme.2018.7061.1549

Abstract
  This research was performed with the objective of evaluating the accuracy of spectral angle mapper (SAM) classification using different reference spectra. The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) digital images were applied in the SAM classification in order to map the ...  Read More

Exploitation
Analysis of reliability and maintainability for multiple repairable units (Case study: Sungun copper mine)

R. Razzaghzadeh; R. Shakoor Shahabi; A. Nouri Qarahasanlou

Volume 10, Issue 4 , October 2019, , Pages 1045-1059

https://doi.org/10.22044/jme.2019.8646.1745

Abstract
  The appropriate operating of mining machines is affected by both the executive and environmental factors. Considering the effects and the related risks lead to a better understanding of the failures of such machines. This leads to a proper prediction of the reliability parameters of such machines. In ...  Read More

A New Case-Based Reasoning Method for Prediction of Fractured Height of Longwall Panels

H. Rasouli; K. Shahriar; H. Madani

Volume 12, Issue 4 , October 2021, , Pages 1103-1121

https://doi.org/10.22044/jme.2021.11230.2105

Abstract
  When longwall mining involves total extraction, it includes the overlying strata movements. In order to better control these movements, the height of fracturing (HoF) must be determined. HoF includes both the caved and continuous fractured zones, and represents the region of the broken ground whereby ...  Read More

Sensitivity Analysis of Stress and Cracking in Rock Mass Blasting using Numerical Modelling

M.A. Chamanzad; M. Nikkhah

Volume 11, Issue 4 , October 2020, , Pages 1141-1155

https://doi.org/10.22044/jme.2020.10033.1939

Abstract
  Drilling and blasting have numerous applications in the civil and mining engineering. Due to the two major components of rock masses, namely the intact rock matrix and the discontinuities, their behavior is a complicated process to be analyzed. The purpose of this work is to investigate the effects of ...  Read More

Alumina Extraction by Lime-soda Sinter Process from Low-grade Bauxite Soil of Semirom Mine

Elahe Ghaemmaghami; Mohamad Reza Samadzadeh Yazdi; Mohammad Amin Darvishi; Ali akbar Sadati; Abbas Najafi

Volume 13, Issue 4 , October 2022, , Pages 1159-1169

https://doi.org/10.22044/jme.2023.9415.2239

Abstract
  As the mass ratio of alumina to silica (A/S ratio) in bauxite decreases, the cost of alumina production by the Bayer process sharply increases. With the increasingly fierce competition in the alumina industry and the gradual reduction in bauxite grade, when the A/S ratio drops to 3-4, the Bayer process ...  Read More