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Influência do tratamento preservativo em Eucalyptus urograndis na resistência de ligações pregadas
(Universidade Tecnológica Federal do ParanáToledoBrasilEngenharia CivilUTFPR, 2017-11-09)
The use of wood in civil construction has been increasing together with the increase in studies related to the improvement and development of the material, including preservative treatment. Considering that in wood structures, ...
Avaliação da influência do tempo de tratamento na preservação de moirões de Hovenia dulcis Thunb. pelo método de substituição de seiva
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilEngenharia FlorestalUTFPR, 2014-03-10)
The Hovenia dulcis Thunb., is a kind of excellent physical and mechanical properties and easy workability, allowing its use for various purposes, such as fence posts. When in direct contact with the soil, however, the wood ...
Resistência da madeira de Pinus taeda tratada termicamente ao ataque de fungo de podridão branca (Trametes versicolor)
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilEngenharia FlorestalUTFPR, 2014-06-24)
Wood heat treatment can minimize damage by fungi, increasing the durability and dimensional stability of wood. These treatments consist in heating the wood to high temperatures, promoting chemical changes of the primary ...
Comparação de métodos de colagem para madeira de Pinus sp.
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilCurso de Engenharia FlorestalUTFPR, 2016-12-09)
The population growth, especially in urban areas, has increased the demand for housing, boosting the construction sector, increasing the demand for quality and sustainable raw materials. The purpose of this work was to ...
Avaliação econômica para aquisição de mourões de Eucalyptus sp
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilEngenharia FlorestalUTFPR, 2013-09-16)
Eucalyptus is an exotic species introduced in Brazil in the early twentieth century, of rapid growth and with wide use. Can be used in furniture manufactur , building , paper, energy , essential oils , straining posts. In ...
Propriedades físicas da madeira de Araucaria angustifolia tratada termicamente
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilEngenharia FlorestalUTFPR, 2014-03-17)
Heat treatments can be used to enhance the natural resistance and dimensional stability of the wood by changes its chemical constituents. The objective of this study was to determine the physical properties of the wood of ...
Estudo do efeito do tratamento preservativo da madeira de Eucalyptus urograndis na resistência de ligação com parafusos autoatarraxantes
(Universidade Tecnológica Federal do ParanáToledoBrasilEngenharia CivilUTFPR, 2017-11-09)
Wood is used in a variety of ways in construction, but it is highly susceptible to attack by biologic agents, which consequently diminishes its durability. For this reason, it is necessary to carry out the preservative ...
Potencial da quitosana, n,n,n-trimetilquitosana e metabólito de Ganoderma lucidum sobre a biodeterioração da madeira de Pinus sp
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilEngenharia FlorestalUTFPR, 2015-11-26)
The objective of this study was to evaluate the wood resistance of Pinus sp., The causative agent of white rot, treating it with the metabolite of Ganoderma lucidum (in vitro) and also from the woods samples immersed in ...
Utilização de resíduo de Pinus spp para produção de placas de cimento-madeira
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Construção Civil, 2013-10-04)
This project had the objective of analyzing the feasibility of the wood residue, in the form of sawdust, in the production of wood-cement composite panels. The residue utilized was from the Pinus spp gender. The differential ...
Estudo dos aspectos físico-químicos da compostagem à base da casca de mandioca
(Universidade Tecnológica Federal do ParanáMedianeiraBrasilTecnologia em Gestão AmbientalUTFPR, 2014-11-25)
The use of organic compost provides benefits such as, improved soil structure, increased microbial activity, increase in nutrient cycling, contributing to soil fertility. Therefore, the aim of this study was to verify y ...