Technology Of The Wood
Mostrando 13-24 de 41 artigos, teses e dissertações.
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13. Biomassa e energia
Biomass was the dominating source of energy for human activities until the middle 19th century, when coal, oil, gas and other energy sources became increasingly important but it still represents ca. 10% of the worldwide energy supply. The major part of biomass for energy is still "traditional biomass" used as wood and coal extracted from native forests and t
Quím. Nova. Publicado em: 2009
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14. Utilização de técnicas não destrutivas para caracterização de madeiras de Pinus caribaea Var. hondurensis e de Eucalyptus grandis
The Brazilian forestry sector plays an important role in the economy of the country and its industries need to achieve excellence in product quality to win the consumer market. The development of new technologies and the improvement of techniques already known is the most efficient way to improve the quality of products manufactured by the forest industry an
Publicado em: 2009
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15. Avaliação das condições higiênico-sanitárias da carne-de-sol comercializada em casas do norte no município de Diadema - SP / Evaluation of sanitary-hygienic conditions of sun meat sold in the houses of the north in the municipality of Diadema - SP
Introduction - The sun meat is a handmade product, combining surface techniques of salting and dehydration, commnly used by people from the North and Northeast of Brazil. The lack of sophisticated technology in its development, and official standards of identity and quality, leds to production, marketing and distribuition in unsatisfactory sanitary-hygienic
Publicado em: 2009
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16. Controle e avaliação de um conjunto gaseificador-combustor de fluxo concorrente, utilizando como combustível a biomassa de lenha de eucalipto / Control and evaluation of a set gasifier-combustor with co-current flow using eucalyptus wood as a fuel
Recently, concern has grown considering environmental issues associated with the preservation of natural resources with the intention of improving the present and future quality of life. Biomass gasification shows to be a sustainable technology for power generation with low greenhouse gas emissions. One of the problems by using the gasifier for air heating p
Publicado em: 2008
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17. Tecnologia e economia do briquete de madeira / Technology and economy of the wood briquette
Este trabalho trata do perfil industrial e do mercado do briquete de madeira e da briquetagem sob duas áreas do conhecimento: a tecnologia do adensamento ligno-celulósico e a economia. O objetivo geral foi investigar as características técnicas e contábeis-gerenciais do briquete e do processo industrial para os fluxos de massa e de energia. Além disso,
Publicado em: 2008
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18. Proposta de um sistema de informações florestais para o Brasil / A proposal for a forest information system for Brazil
This work presents a proposal for the construction of a Forest Information System for Brazil SIFLOR-BR as a tool of strategic management for the Brazilian forest sector. For such, the forest information system of countries like Finland, Canada, The United States and Chile as well as international organizations such as FAO, ITTO and GFIS and the systems of fo
Publicado em: 2008
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19. Influência de modificações interfaciais nas propriedades mecânicas de compósitos de polipropileno com farinha de madeira
Among numerous fibers of commercial interest used as fillers and reinforcement in thermoplastics, wood waste fibers (WWF), mostly known as wood flour, can replace mineral fillers such as talc, CaCO3 and fiberglass with great advantage. Wood-plastics composites (WPCs) technology includes concepts of compatibility and processing and yet presents technical chal
Publicado em: 2007
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20. Diagnosis of the forest crop and wood transportation in fomented rural properties in the State of Espírito Santo / Diagnóstico da colheita e transporte florestal em propriedades rurais fomentadas no Estado do Espírito Santo
This study was developed with information obtained from interviews with 71 farm owners fomented by Aracruz Celulose, in the State of Espírito Santo. The main objective of this study was to diagnose the forest crop and wood transportation in their farms, considering technical, economic, social and environmental aspects. Those farm owners were responsible for
Publicado em: 2006
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21. CARACTERÍSTICAS TECNOLÓGICAS DO VERGAMENTO DAS MADEIRAS DE Luehea divaricata, Carya illinoinensis E Platanus x acerifolia COMO SUBSÍDIOS PARA O MANEJO FLORESTAL. / TECHNOLOGICAL CHARACTERISTICS OF BENDING OF THE WOOD OF Luehea divaricata, Carya illinoinensis AND Platanus x acerifolia AS SUBSIDIES FOR THE FOREST HANDLING.
O presente trabalho foi desenvolvido com o objetivo de investigar as características do vergamento da madeira de plátano (Platanus x acerifolia), açoita-cavalo (Luehea divaricata) e nogueira-pecã (Carya illinoinensis) procedentes de florestas não-manejadas para este fim das regiões da Depressão Central e Encosta Superior do Nordeste do estado do Rio G
Publicado em: 2006
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22. Tecnologias avançadas para pré-branqueamento de polpa kraft de eucalipto / Advanced technologies for eucalyptus kraft pulp prebleaching
The EFC bleaching with the current technologies, based on the chlorine dioxide use represents the second greatest cost in the eucalyptus kraft pulp bleaching (US$ 25-30/t), being the wood the first (US$ 40-80/t). On the other hand, the bleaching reagents offer, typically chlorine dioxide, has been a limiting factor for the production increase in many old ind
Publicado em: 2006
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23. Modas e modismos gerenciais : o caso dos sistemas integrados de gestão / Fads and fashions in management : the integrated systems management case
The introduction of new managerial technology is a theme of great interest for academics and practitioners. This research intends to analyze the subject of fads and fashions in management by means of an investigation about the adoption and implementation of enterprise resource planning systems. Such systems, which became very popular lately, represent large
Publicado em: 24/11/2005
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24. Mecanismos de sociabilidade Enawene Nawe e o papel da opan- Operação Amazônia Nativa- na defesa do território
Nowadays there are more than two hundred Indian tribes in Brazil, who speak around a hundred seventy different languages. These tribes have a total of about three hundred fifty thousand individuals. Most of them gather in Legal Amazonia, where the globalization economic process has raced the implementation of development models, responsible for social and en
Publicado em: 2005