نتایج جستجو برای: cement industry

تعداد نتایج: 218274  

Journal: :تحقیقات اقتصادی 0
علیمراد شریفی استادیار گروه اقتصاد دانشگاه اصفهان زین العابدین صادقی استادیار بخش اقتصاد دانشگاه شهید باهنر کرمان رحمان خوش اخلاق استاد گروه اقتصاد دانشگاه اصفهان محمد اسماعیل همدانی گلشن دانشیار گروه برق دانشگاه صنعتی اصفهان

energy policy making in the third millennium is summarized in three areas. the first area: moving toward the use of renewable, clean and environment compatible energy, the second area: restructuring in the energy sector, to make it competitive, & finally, the third area is: increasing efficiency in energy consumption. power industry as a growing sub-section of energy sector, especially in recen...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی 1387

چکیده ندارد.

2016
A. Arul R. Nelson

Air pollution has assumed a mammoth proportion in recent times because of causation of health hazards and loss of economic productivity of crop plants. The present study was carried out to assess the impact of cement klin dust pollution on some selected legume crops viz. Arachis hypogaea, Vigna mungo, V. radiate, Dolichos lablab and Cajanus cajan which are grown around the cement industry. Effe...

2017
Yanlong Zhou Hongwei Deng Jixiang Liu Mostafa Fayek

The utilization of cemented tailings/paste backfill (CPB) by the mining industry is becoming increasingly important. However, it has been difficult to analyze the economic usage of CPB for fine unclassified tailings. Therefore, the physical and chemical properties of fine unclassified tailings, sampled from the Sijiaying Mine, were first analyzed in this study. After this, active excitation of ...

2014
Lalji Prajapati I. N. Patel

Ceramic waste is most commonly produce from ceramic industry, this waste is in the form of pest and hard form, pest waste is known as the filter waste or slurry waste, which is produced at the end of polishing and finishing of ceramic tiles. The paper discuss that ceramic slurry waste powder is replaced by cement in concrete. Concrete grade M25 was made by replacing by 0% to 30% of Ordinary Por...

2014
Hamed Panjeh Reza Izadi Najafabadi John Kettler

Hundreds of cement factories use online bulk material analyzers to improve their quality control for both raw material and kiln feed, and reduce their variability. The most used technology for online analysis is Prompt Gamma Neutron Activation Analysis (PGNAA), with Cf as the neutron source. Cost and short half-life of the Cf neutron sources are the main problems in cement industry. Therefore, ...

2007
Dale P. Bentz Gaurav Sant Jason Weiss

The influence of cement fineness on early-age properties of cement-based materials is investigated using a variety of experimental techniques. Properties that are critical to the earlyage performance of these materials are tested, including heat release, temperature rise, chemical shrinkage and autogenous deformation. Measurements of these properties for two cements of widely different fineness...

2012

The globalization of the Indian economy has thrown a great challenge to the Indian industries in respect of productivity, quality, cost, delivery etc. Achieving success• the global market has required fundamental shift in the way business is conducted and has dramatically affected virtually every aspect of process industry. The internal manufacturing process and supporting infrastructure should...

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