منابع مشابه
the microbiological monitoring of recycled paper tissues
in order to investigate the microbiological safety of sanitary tissues made of recycled scrap papers in iran, random samples were taken for one year with the cooperation of the iranian standard and industrial research institute (karaj unit), of 44 types of sanitary tissues, two samples of each type including tissues, toilet papers and dippers as well as a control sample and their probable conta...
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In this paper, we describe the development of a system for evaluating an specific quality characteristic of recycled paper sheets using techniques of image analysis and pattern recognition. We call Bumpiness the phenomenon of interest, which is new in the literature on paper quality. This phenomenon is characterized by the appearance of macroscopic undulations on the paper sheet surface that ma...
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The use of natural convection, side-arm heat exchangers in solar domestic water heating systems is becoming a popular method of reducing system cost and electric demand. In this paper, we compare thermal performances of three natural convection heat exchangers mounted along the outside of the water storage tank and a commercial wraparound-tank heat exchanger to two forced-flow heat exchangers. ...
متن کاملWater Consumption Reduction Strategies In Recycled Paper Production Companies In Iran
A close relation exist between Forest products industries and water cycle. Water as a natural resource is assumed to be a necessary and vital element in pulp and paper manufacturing and power generation in the related power plants. The objective of the current study is to determine the main factors affecting the water consumption in recycled paper manufacturing companies using analytical hierar...
متن کاملRecycled PET Nanofibers for Water Filtration Applications
Water shortage is an immediate and serious threat to our world population. Inexpensive and scalable methods to clean freshwater and wastewater are in high demand. Nanofiber filtration membranes represent a next generation nonwoven filter media due to their unique properties. Polyethlyene terephthalate (PET) is often used in the packaging of water and other commonly used materials, leading to a ...
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ژورنال
عنوان ژورنال: LANGKAU BETANG: JURNAL ARSITEKTUR
سال: 2017
ISSN: 2550-1194,2355-2484
DOI: 10.26418/lantang.v4i1.20392