نتایج جستجو برای: cement company
تعداد نتایج: 129398 فیلتر نتایج به سال:
Introduction On one hand, economic development as a fundamental section in every country's policies has a close relation to industry and technology, and on the other hand it is related to environmental pollutions. Considering the fundamental role of industry in the process of development in developing countries, the relation between industrial activities and the rate of pollution caused by i...
Background and purpose: Air pollutants from cement factories and their accumulation in the environment cause various diseases and disorders in humans, plants and animals depending on the gender, size and duration of inhaled particles. Such pollutants also have synergistic effects on other air pollutants. This study was carried out for the first time to investigate the pollutants from Khouzest...
Introduction: Environmental pollution also increased by the advancement of technology and the application of industries in human life. Air pollution is one of the major contaminations in the human environment which causes many acute and chronic diseases. This study was conducted to investigate the contamination of PM2.5 and PM10 particles in Khash Cement Company in Sistan and Baluchestan provin...
This study was carried out in 2011 to investigate the suitability of date palm midribs (Phoenix dactelifera L.) as a lignocellulosic material for the production of wood-cement composite panels, in addition to enhancement their compatibility with cement using various pretreatments and chemical additives. Materials used for this study were midribs of fronds of different date palm varieties availa...
Statement of Problem: Zinc contained cements are so important among dental material as they have many indications and used in different ways therefore evaluation of their physical properties is so important in dentistry.Purpose: The purpose of this research was to measure some physical properties of zinc-contained cements used in restorative dentistry. These cements included: Zinc oxide-eugenol...
Background : The cement industry is one of the most important industries involved in development of countries and also of the most polluting industry work place with harmful agents’ preposition . The purpose of this study was to investigate the workers’ health status in a cement company based on their available medical records. Methods: This cross-sectional study is conducted in 2011. In th...
Purpose: The objectives of the study were to analyse financial growth Oman Cement Company (OCC) critically investigate performance along with its in cement industry. Design/methodology/approach: data was collected from five years’ statements between 2016 and 2020 listed Muscat Security Market analysis carried out applying different ratios – profitability ratios, liquidity management efficien...
Optimizing and decreasing the fuel consumption and as a result preserving the national financial resources are so important purposes in the resistive economic which has been becoming so vital during previous years due to the implementation of sanctions against Iran. Using the alternative fuels stemming from municipal waste and using them in the energy industry of cement can be some suitable sol...
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