Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
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)
Case Study Exploitation
Fault orientation modeling of Sonda- Jherruck coalfield, Pakistan

I. M. Jiskani; F. I. Siddiqui

Volume 10, Issue 2 , April 2019, Pages 305-313


  Faults are the most critical tectonic factors in geological structures, which have major economic impacts on mining economics. Thus it is necessary to understand faults in order to identify the actual risks and complications associated with mining. In the preliminary investigation of the Sonda-Jherruck ...  Read More

Case Study
DPM flow pattern of LHD in underground mines with different ventilation conditions

R. Morla; Sh. Karekal; A. Godbole

Volume 10, Issue 2 , April 2019, Pages 315-326


  Diesel-operated Load Haul Dumper (LHD) vehicles are commonly used in underground coal mines. Despite their value as utility vehicles, the main drawback of these vehicles is that they generate diesel particulate matter (DPM), a known carcinogenic agent. In this work, an attempt is made to model DPM flows ...  Read More

Case Study
Application of non-linear regression and soft computing techniques for modeling process of pollutant adsorption from industrial wastewaters

A. Aryafar; R. Mikaeil; F. Doulati Ardejani; S. Shaffiee Haghshenas; A. Jafarpour

Volume 10, Issue 2 , April 2019, Pages 327-337


  The process of pollutant adsorption from industrial wastewaters is a multivariate problem. This process is affected by many factors including the contact time (T), pH, adsorbent weight (m), and solution concentration (ppm). The main target of this work is to model and evaluate the process of pollutant ...  Read More

Case Study Exploitation
Application of fractal modeling to delineate alteration zones and lithological units in Masjed-Daghi Cu-Au porphyry deposit, NW Iran

H. Nikoogoftar Safa; A. Hezarkhani

Volume 10, Issue 2 , April 2019, Pages 339-356


  In this paper, we aim to present a quantitative modeling for delineating the alteration zones and lithological units in the hypogene zone of Masjed-Daghi Cu-Au porphyry deposit (NW Iran) based on the drill core data. The main goal of this work is to apply Ordinary Kriging (OK) and concentration-volume ...  Read More

Case Study
Automatic estimation of regularization parameter by active constraint balancing method for 3D inversion of gravity data

M. Moghadasi; A. Nejati Kalateh; M. Rezaie

Volume 10, Issue 2 , April 2019, Pages 357-364


  Gravity data inversion is one of the important steps in the interpretation of practical gravity data. The inversion result can be obtained by minimization of the Tikhonov objective function. The determination of an optimal regularization parameter is highly important in the gravity data inversion. In ...  Read More

Case Study Mineral Processing
Changing sag mill liners type from Hi-Low to Hi-Hi at Sarcheshmeh copper complex based on physical and numerical modeling

M. Maleki Moghaddam; E. Arghavani; A.R. Ghasemi; S. Banisi

Volume 10, Issue 2 , April 2019, Pages 365-372


  Liner design has become an increasingly more important tool for the AG/SAG mill performance optimization. The Sarcheshmeh copper complex concentration plant uses a SAG mill lined with 48 rows of Hi-Low type liners. Because of breakage of Low type liners and cold welding, the liner replacement task of ...  Read More

Case Study Mineral Processing
Mechanical activation of phosphate concentrates to enhance dissolution efficiency of rare earth elements from a kinetic viewpoint

H. Shadi Naghadeh; M. Abdollahy; A. Khodadadi Darban; P. Pourghahramani

Volume 10, Issue 2 , April 2019, Pages 373-388


  The Esfordi phosphate concentrate mainly contains fluorapatite, monazite, and xenotime as rare earth element (REE) minerals, accounting for 1.5% of rare earth metals. The monazite and xenotime minerals are refractory and their decomposition is only possible at high temperatures. Thus mechanical activation ...  Read More

Case Study Rock Mechanics
Impact of gasoline contamination on mechanical behavior of sandy clay soil

M. H. Askarbioki; F. Kargaran Bafghi; M. Mokhtari; M. Khaleghi

Volume 10, Issue 2 , April 2019, Pages 389-399


  Oil leakage causes soil contamination and induces changes in the physical and mechanical properties of soils. In areas contaminated with oil products such as gasoline, the implementation of civilian operations requires determination and prediction of soil behavior in the existing conditions. In this ...  Read More

Case Study Exploitation
Potential of OM of Iranian peat and swamp and characterization of physico-chemical properties of organic soils

S. Tabasi; M. Kurdi; M. Bahrammanesh

Volume 10, Issue 2 , April 2019, Pages 401-416


  The objective of this work was to investigate the potential of three different kinds of Iranian peat and swamp soils as sources of organic matter (OM) in the Golestan Province, Northern Iran. Comparison of the peats was done in terms of the degree of humification on the von Post scale. Moreover, the ...  Read More

Case Study
Using an experimental drilling simulator to study operational parameters in drilled-cutting transport efficiency

M. Dehvedar; P. Moarefvand; A.R. Kiyani; A. R. Mansouri

Volume 10, Issue 2 , April 2019, Pages 417-428


  Inadequate hole cleaning can lead to many problems in horizontal and directional wells. In this work, we tried to investigate the cutting transport phenomenon by an experimental directional drilling simulator, considering the differences between the operational and experimental conditions. The inclination, ...  Read More

Case Study Mineral Processing
Evaluation of effects of operating parameters on combustible material recovery in coking coal flotation process using artificial neural networks

S. Khoshjavan; K. Moshashaei; B. Rezai

Volume 10, Issue 2 , April 2019, Pages 429-440


  In this research work, the effects of flotation parameters on coking coal flotation combustible material recovery (CMR) were studied by the artificial neural networks (ANNs) method. The input parameters of the network were the pulp solid weight content, pH, collector dosage, frother dosage, conditioning ...  Read More

Case Study Mineral Processing
Use of density tracers in evaluating performance of Tri-Flo circuits Case study: Tabas (Iran) coal preparation plant

M. Noori; R. Dehghan

Volume 10, Issue 2 , April 2019, Pages 441-450


  In the Tabas coal preparation plant (SE Iran), -50 + 6 mm raw coal was treated in a 700 mm two-stage two-density Tri-Flo dynamic dense medium separator. In order to study the circuit performance and to evaluate the separator efficiency, 32 mm cubic density tracers were used in the range of 1.28-2.1 g/cm3 ...  Read More

Case Study Rock Mechanics
Hydraulic fracture propagation: analytical solutions versus Lattice simulations

E. Bakhshi; V. Rasouli; A. Ghorbani; M. Fatehi Marji

Volume 10, Issue 2 , April 2019, Pages 451-464


  In this work, we used a grain-based numerical model based on the concept of lattice. The modelling was done to simulate the lab experiments carried out on the mortar samples. Also the analytical solutions corresponding to the viscosity-dominated regime were used to estimate the fracture length and width, ...  Read More

Case Study Rock Mechanics
Effect of large blocks position on stability analysis of block-in-matrix slopes

E. Khorasani; M. Amini; M. F. Hossaini

Volume 10, Issue 2 , April 2019, Pages 465-477


  Bimrocks are complex geomaterials that are defined as mixtures of rocks composed of geotechnically significant blocks within a matrix of finer texture. Bimslopes are made from bimrocks and are usually seen in weathered and shallow environments. Some characteristics of blocks affecting the strength of ...  Read More

Case Study 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


  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

Case Study
Using a combination of genetic algorithm and particle swarm optimization algorithm for GEMTIP modeling of spectral-induced polarization data

F. Sharifi; A.R. Arab Amiri; A. Kamkar Rouhani

Volume 10, Issue 2 , April 2019, Pages 493-505


  The generalized effective-medium theory of induced polarization (GEMTIP) is a newly developed relaxation model that incorporates the petro-physical and structural characteristics of polarizable rocks in the grain/porous scale to model their complex resistivity/conductivity spectra. The inversion of the ...  Read More

Case Study Rock Mechanics
Bayesian prediction of rotational torque to operate horizontal drilling

H. Fattahi; N. Zandy Ilghani

Volume 10, Issue 2 , April 2019, Pages 507-515


  Horizontal directional drilling is usually used in drilling engineering. In a variety of conditions, it is necessary to predict the torque required for performing the drilling operation. Nevertheless, there is presently not a convenient method available to accomplish this task. In order to overcome this ...  Read More

Case Study
Metal(loid) uptake of Sonchus oleraceus grown around Cheshmeh-Konan copper deposit, NW Iran

M. Samadi; S. Torbati; S. Alipour

Volume 10, Issue 2 , April 2019, Pages 517-528


  Heavy metal(loid) contamination in the environment of mining areas has become an important problem. Cheshemeh-Konan is one of the main copper deposits in NW Iran that is currently abandoned. In the present work, the intensity of some metal(loid) pollutions in the soil of the mining area was assessed ...  Read More

Case Study Rock Mechanics
Efficiency of seismic wave velocity and electrical resistivity in estimation of limestone rock mass quality indices (Q, Qsrm) (Case study: Asmari formation, SW Iran)

Seyed M. Fatemi Aghda; M. Kianpour; M. Talkhablou

Volume 10, Issue 2 , April 2019, Pages 529-541


  In this research, the relationship between P-wave velocity (Vp) and Electrical Resistivity (ER) parameters with rock mass quality indices is investigated; parameters such as rock mass quality classification (Q) and modified system for sedimentary rocks, known as Qsrm. For making predictive models, about ...  Read More

Case Study Rock Mechanics
Performance evaluation of gang saw using hybrid ANFIS-DE and hybrid ANFIS-PSO algorithms

A.R. Dormishi; M. Ataei; R. Khaloo Kakaie; R. Mikaeil; S. Shaffiee Haghshenas

Volume 10, Issue 2 , April 2019, Pages 543-557


  One of the most significant and effective criteria in the process of cutting dimensional rocks using the gang saw is the maximum energy consumption rate of the machine, and its accurate prediction and estimation can help designers and owners of this industry to achieve an optimal and economic process. ...  Read More