نتایج جستجو برای: wood and paper industry

تعداد نتایج: 16921138  

Journal: :Collegium antropologicum 2005
Dinko Puntarić Ankica Kos Zdenko Smit Zeljko Zecić Kresimir Sega Ruzica Beljo-Lucić Dubravko Horvat Jasna Bosnir

The aim of the study was to determine occupational exposure in Croatian wood processing industry and forest workers to harmful effects of wood dust on the risk of nose, nasal cavity and lung carcinoma. Mass concentrations of respirable particles and total wood dust were measured at two wood processing plants, three woodwork shops, and one lumbering site, where 225 total wood dust samples and 22...

Journal: :international journal of occupational hygiene 0
mehrdad helmi kohneshahri mahmoud mohamadian associate professor in occupational health engineering, department of occupational health engineering, school of public health, mazandaran university of medical sciences, sari, iran homa maleck khani ms student of occupational health engineering, department of occupational health engineering, school of public health, mazandaran university of medical sciences, sari, iran mehran pourhossein phd student of occupational health engineering, department of occupational health engineering, school of public health, tehran university of medical sciences, tehran, iran

spreading wood particles and attached colored materials in work places can cause many problems for woodwork industry workers. the aim of this study is to design and implement a local exhaust ventilation system to control wood dust and isocyanates simultaneously. the study was conducted on 18 workers in the paint workroom of a wood door industry. at first, an overview of the workplace indoor air...

Journal: :The Journal of the Florida Medical Association 1988
M M Dietch N G Alexiou

پایان نامه :دانشگاه آزاد اسلامی واحد کرمانشاه - دانشکده مهندسی برق و الکترونیک 1393

a novel ultra wideband microstrip bandpass filter using radial stub loaded resonator and interdigital coupled lines is presented in this paper. the radial stub loaded resonator and decagonal patch form a resonator named m to create tuneable multiple notches in the passband for suppression wlan interference. to realize sharp roll-off, two adjustable transmission nulls are located at the lower an...

2017
Svetlana Proskurina Jussi Heinimö Mirja Mikkilä Esa Vakkilainen

This article contains data related to the research article entitled "A survey analysis of the wood pellet industry in Finland: Future perspectives" (S. Proskurina, E. Alakangas, J. Heinimö, M. Mikkilä, E. Vakkilainen, 2016) [1]. The dataset include information about the importance of wood pellets on the global bioenergy development and role of wood pellets on the Finnish bioenergy development. ...

2013
Philip J. Harris Clemens M. Altaner SOLID WOOD PHILIP J. HARRIS CLEMENS M. ALTANER Armin Thumm Hikaru Kobori KEITH MACKIE

Near Infrared (NIR) spectroscopy has been used for timber, pulp and paper applications for over 20 years. Despite a lot of R&D work on solid wood applications for both field and in-process use, the industry has not adopted NIR as a routine technique. Solid wood has proven to be a challenging sample type to analyse in real time by NIR as the modern timber mill processes logs at a very fast rate....

Journal: :global journal of environmental science and management 2015
a. shitu s. izhar t. m. tahir

agricultural waste biomass generated from agricultural production and food processing industry are abundant, such as durian  peel, mango peel, corn straw, rice bran, corn shell, potato peel and many more. due to low commercial value, these wastes are disposed in landfill, which if not managed properly may cause environmental problems. currently, environmental laws and regulations pertaining to ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده ریاضی 1390

abstract: in the paper of black and scholes (1973) a closed form solution for the price of a european option is derived . as extension to the black and scholes model with constant volatility, option pricing model with time varying volatility have been suggested within the frame work of generalized autoregressive conditional heteroskedasticity (garch) . these processes can explain a number of em...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده اقتصاد 1389

this thesis is a study on insurance fraud in iran automobile insurance industry and explores the usage of expert linkage between un-supervised clustering and analytical hierarchy process(ahp), and renders the findings from applying these algorithms for automobile insurance claim fraud detection. the expert linkage determination objective function plan provides us with a way to determine whi...

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