نتایج جستجو برای: sarcheshmeh

تعداد نتایج: 124  

Ali Asghar Mirghasemi Paria Afsharchi

Tailings dams, due to methods and materials used in their construction are vulnerable structures to earthquake. In many cases storage of water over tailings is required to prevent aerial pollution or reduction in water consumption by the means of a recycling system, therefore failure of these kinds of dams not only induce affects similar to conventional water dams, but also may lead to irrevers...

Majid Tahmooresi Rahbar Rahimi

Flotation is the most important process for concentrating mineral ores. This process may occur in any vessel such as column flotation, which has been used widely during the last decade and the conventional flotation cells. The effect of superficial feed velocity on the copper recovery was investigated using pilot-scale column flotation of "Sarcheshmeh Capper Complex". The results were compa...

A. Mollahosseini, E. Noroozian H. Zahedi

According to circumstance of kerman sarcheshmeh cooper complex that its anode slime is mainly consisted of Cu, Ag, Au, Pb and Se. In this work, recovery of silver from anode slime and subsequent synthesis of silver nanoparticles from leaching solution was made. Silver was separated from anode slime by using of HNO3 and HCl. X-Ray fluorescence spectroscopy (XRF) was used to characterize anode sl...

A. Mollahosseini, E. Noroozian H. Zahedi

According to circumstance of kerman sarcheshmeh cooper complex that its anode slime is mainly consisted of Cu, Ag, Au, Pb and Se. In this work, recovery of silver from anode slime and subsequent synthesis of silver nanoparticles from leaching solution was made. Silver was separated from anode slime by using of HNO3 and HCl. X-Ray fluorescence spectroscopy (XRF) was used to characterize anode sl...

Hossein Memarian Majid Meybodian Mehdi Zare

Sarcheshmeh copper mine, with the final reserves of 828 million tons of sulfur ore and average grade of 0.74%, is known to be the largest open pit of Iran and most probably the second largest copper mine in the world. This mine is located in the seismotectonic zone of Central-Iran, and 23 Km away from the 150 Km long Rafsanjan active fault.In this study the vulnerability of the west wall of the...

E. Kordzadeh M. Karaminezhaad, S. Ebrahimi

The openings of Copper converter in Sarcheshmeh Copper Complex in Iranis made of a heat resisting austenitic steel (Fe-25Cr-12Ni) and many failures have been reported. Understanding the failure mechanism of the alloy helps to develop better alloys for similar complex environments. Samples of as-cast alloy and those taken from failed ones were examined. Optical Microscopy (OM), X-Ray Diffraction...

A GHolan hoseinian M Jalali N Salajegheh

The correlation between the serum level of copper and ceruloplasmin was determined among sarcheshmeh copper workers and compared with Kerman blood bank diners samples. Serum copper was analyzed by atomic absorption spectrophotometry and ceruloplasmin was determined by a caloric enzymatic assay. The concentration of serum copper in the test group was 93+_20.4 mg/ DL which was significantly lower...

Abbas Pourshahbaz, Bahareh Babapour, Behrooz Dolatshahi, Elham Zamanshoar , Iman Yousefzadeh , Masoumeh Eshaghi , Soheyla Aminizadeh,

Objective: In this study, psychometric qualities of multidimensional perfectionism scale (MPS) were evaluated. Methods: Persian version of perfectionism inventory was completed by 48 adults (24 females and 24 males). The sample was selected by cluster random sampling from Sarcheshmeh adult inhabitants. Reliability of the scale was assessed by calculating Cronbach's alpha coefficient. Then 26...

2012
Pejman Tahmasebi Ardeshir Hezarkhani

Knowing the grades of target elements within an explored region is a very important aspect. Such grade value properties and the element correlation is also the most important exploration parameters needed for any one who attempts to decrease the exploration cost and also the exploration risk. These could be achieved by sampling, laboratory analyses and core loggings within the boreholes. Becaus...

2017
A. Salimi

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 to decompose mixed spectra. Data-driven unmixing algorithms utilize the reference data called...

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