نتایج جستجو برای: tile industry
تعداد نتایج: 197255 فیلتر نتایج به سال:
Introduction: The relationship between elevated level of gas and particulate pollutants with increased mortality resulting from cardiovascular and respiratory diseases has been presented in epidemiological studies. Although the principal mechanisms of diseases are still unknown, inflammatory and homeostatic processes have been known to be related to this issue. Accordingly, this study was condu...
Ceramic tile production is an industrial process where energy efficiency management crucial, given the high amount of (electrical and thermal) required by cycle. This study presents preliminary results a research project aimed at defining benefits using combined heat power (CHP) systems in ceramic sector. Data collected from ten CHP installations allowed us to outline average characteristics pr...
the aim of this research is the investigation the relationship between the capital structure and institutional ownership mid to the other effective factors on this relation in tehran stock exchange. the others factors include the percentage of stock dividend, profitability, business risk, assets structure, liquidity, growth, and company size. the statistical population of the research is 117 li...
BACKGROUND Construction workers have a substantial risk of developing irritant and/or allergic contact dermatitis. Unfortunately, however, there is little population-based epidemiological data relating to occupational skin diseases (OSD) in the European construction industry that allow assessment of preventive measures. OBJECTIVES In this investigation, the yearly incidence rates and causes o...
Abstract Background and purpose: Particulate matter air pollution is one of the most important risk factors for cardiovascular and respiratory diseases. By increasing the number of tile and ceramic industries in the two past decades, workers in these industries exposed to pathogenic respirable particulate matter pollutants. Therefore, this study aimed to assess respiratory exposure to airborne...
The polychrome tile work of the Qajar era reveals the identical illustration, which has a different artistic style comparing to former eras. Shiraz tile makers of this period provide polychrome tiles with specific features according to costumes and public folklore and established Shiraz school of painted tile work. This article concentrates on the decorated tile work of an archway at the ...
abstract nowadays, industries cannot play a crucial role in national and international competitions. the tourism industry is no exception. tourism industry development as the most important economic sector and income generation is one of the key challenges of economic development in the world. therefore, countries were successful that take advantage of the capabilities of tourism sector using ...
A new aperiodic tile set containing only 13 tiles over 5 colors is presented. Its construction is based on a technique recently developed by J. Kari. The tilings simulate behavior of sequential machines that multiply real numbers in balanced representations by real constants.
Background and Objectives: Boron is widely found in raw materials and wastewater of the tile industry and its removal from aquatic environments is very complex. The aim of this study was to remove boron from wastewater of ceramic tile industry using coagulation and flocculation-adsorption process. Materials and Methods: This was an experimental study. Initially, for the coagulation process, pH...
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