نتایج جستجو برای: golgohar

تعداد نتایج: 22  

Journal: :مدیریت زنجیره تأمین 0
عباس شول علی سیاح پور

the purpose of this study is identification and barrier analysis for green supply chain management implementation in sirjan's golgohar using fuzzy topsis technique and fuzzy dematel technique. at first, in this study barriers for green supply chain management are identified through literature and survey with experts and the priority processing is doing with fuzzy topsis technique. this study is...

A Sadeghzadeh , B Fazli, F Fazli , H Ansari , H Zare , M Freidoni , S Hami Mahkoyeh ,

Background: Safety culture and attitude form an integral part of organizations' cultures and their improved levels are influential in the prevention of occupational accidents and injuries. The present study was conducted to assess the safety culture and attitude of workers in the mining industry in Iran. Materials and Methods: The present cross-sectional study was conducted on 172 workers em...

Journal: :journal of mining and environment 2015
s. mohammadi m. ataei r. khalokakaei e. pourzamani

optimization of the exploitation operation is one of the most important issues facing the mining engineers. since several technical and economic parameters depend on the cut-off grade, optimization of this parameter is of particular importance. the aim of this optimization is to maximize the net present value (npv). since the objective function of this problem is non-linear, three methods can b...

Journal: :محیط زیست طبیعی 0
امیررضا کشتکار استادیار گروه مدیریت مناطق بیابانی، مرکز تحقیقات بین المللی بیابان، دانشگاه تهران، تهران محمدرضا احمدی پژوهشگر بخش آب و محیط زیست، پژوهشکدۀ سنگ آهن و فولاد، شرکت معدنی و صنعتی گل‏گهر، سیرجان، کرمان هادی آتشی دانشیار بخش علوم دامی دانشکدۀ علوم کشاورزی، دانشگاه شیراز، شیراز حسین حمیدی فر استادیار بخش مهندسی آب، دانشکدۀ کشاورزی، دانشگاه شیراز، شیراز سیدمهدی رضوی کارشناس ارشد مهندسی منابع طبیعی، مهندسان مشاور سبخا، اراک حمیدرضا ناصری استادیار گروه مدیریت مناطق بیابانی، مرکز تحقیقات بین المللی بیابان، دانشگاه تهران، تهران احمد یزدان پناه

the aims of this study were to evaluate the treatment efficiency and effectiveness of vetiveria zizaniodesof two samples of unconventional water of golgohar mining and industrial company. the experimental samples were included mine wastewater and saline ground water. this research was conducted in a greenhouse at central water research laboratory of university of tehran. this experiment was des...

Journal: :محیط شناسی 0
نرگس حاج کاظمیها دانشجوی دکتری علوم محیط زیست، دانشکدۀ محیط زیست و انرژی، دانشگاه آزاد، واحد علوم و تحقیقات تهران، محمود شریعت استاد، دانشکدۀ محیط زیست و انرژی، دانشگاه آزاد، واحد علوم و تحقیقات تهران مسعود منوری استادیار، دانشکدۀ محیط زیست و انرژی، دانشگاه آزاد، واحد علوم و تحقیقات تهران محمد عطایی استاد، دانشکدۀ مهندسی معدن، دانشگاه صنعتی شاهرود

introduction development of natural resources and mining activities are prerequisite for economic and industrial growth in many countries. in many cases, such mining areas lie within residential or agricultural lands or natural habitats intensifying the contradiction between land use and environmental protection. different components of mining activities including exploration, extraction and pr...

Journal: :international journal of mining and geo-engineering 0
omid asghari ut fatemeh amirpoursaeid simulation and data processing laboratory, school of mine engineering, college of engineering, university of tehran

truncated gaussian simulation (tgs) is a well-known method to generate realizations of the ore domains located in a spatial sequence. in geostatistical framework geological domains are normally utilized for stationary assumption. the ability to measure the uncertainty in the exact locations of the boundaries among different geological units is a common challenge for practitioners. as a simple a...

Optimization of the exploitation operation is one of the most important issues facing the mining engineers. Since several technical and economic parameters depend on the cut-off grade, optimization of this parameter is of particular importance. The aim of this optimization is to maximize the net present value (NPV). Since the objective function of this problem is non-linear, three methods can b...

Truncated Gaussian Simulation (TGS) is a well-known method to generate realizations of the ore domains located in a spatial sequence. In geostatistical framework geological domains are normally utilized for stationary assumption. The ability to measure the uncertainty in the exact locations of the boundaries among different geological units is a common challenge for practitioners. As a simple a...

Moeinzadeh, , Bahrambygi, , Rahimisadegh, ,

The Anjir Khajeh area is located in the southern part of Sanandaj-Sirjan metamorphic belt in northwest of Golgohar iron mine. The rock units of the region include metabasites, metasediments, igneous and sedimentary rocks. Metasedimentary rocks containing mica-schist, garnet schist, and garnet staurolite schist, having metamorphosed into greenschist facies and amphibolite facies. Garnet mineral ...

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