نتایج جستجو برای: textile industries
تعداد نتایج: 57964 فیلتر نتایج به سال:
Background: Effluents from textile industries contain different types of dyes. One of these dyes used in textile industries is Reactive dye. Because of high molecular weight and complex chemical structures, they show low levels of biodegradability. Hence, the direct disposal of these effluents to municipal wastewater treatment, produce problems in biological treatment processes. The aim of th...
aims: several methods have been used for textile wastewater treatment. the aim of this study was to evaluate the efficiency of rosa damascena watering waste ash for cod and color removal from textile wastewater. materials & methods: rose watering waste was gathered from one of the kashan processing plants. the raw wastewater sample was taken from one of the textile industries in kashan country...
Water plays a vital and essential role in our ecosystem. This natural resource is becoming scarce, making its availability a major social and economic concern. Use of a large variety of synthetic dyes in textile industries has raised an hazardous environmental alert. About 17 - 20% of freshwater pollution is caused by textile effluents. These effluents are recalcitrant to biodegradation and cau...
background: textile factory is among the most common manufacturing industries that has higher rate of work-related injuries. knowing the associated factors of work-related injuries can be a critical step for improving the working condition of workers in the sector. objective: to assess the major determinants of occupational injury among workers in kombolcha textile factory, north-east ethiopia....
this review paper provides researcherwith a comprehensive information about the carbon nano tubes and the catalyst parameters that influences theproduction and morphology of the of carbon nano tubes.carbon nanotubes, referred to as cnts, are one of the most important materials used in electrical, mechanical, thermal, chemical and textile industries. since discovery of cnts in 1991, many scienti...
Today, microbial contamination is one of the most important factors that has caused many problems in various industries, including the textile and military textiles. Some of the used finishing materials for performance improvement of textiles, especially military textiles, can create a suitable environment for the rapid growth of microorganisms on their surfaces and the spread of various diseas...
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