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Mostrando ítems 31-40 de 124
Polpação soda com aditivos e cinética de deslignificação KraftSoda pulping with additives and Kraft pulping kinetics
(Universidade Federal de ViçosaBRManejo Florestal; Meio Ambiente e Conservação da Natureza; Silvicultura; Tecnologia e Utilização deDoutorado em Ciência FlorestalUFV, 2015)
Recirculação do filtrado alcalino do branqueamento para o estágio de deslignificação com oxigênio de polpa kraft e sua conseqüência no processoBleaching alkaline filtrate recycle to oxygen delignification stage from kraft pulp and its consequences in the process
(Universidade Federal de Viçosa, 2017)
Comparative hydrolysis and fermentation of sugarcane and agave bagasse
(2012-11-26)
Sugarcane and agave bagasse samples were hydrolyzed with either mineral acids (HCl), commercial glucanases or a combined treatment
consisting of alkaline delignification followed by enzymatic hydrolysis. Acid hydrolysis ...
Comparative hydrolysis and fermentation of sugarcane and agave bagasse
(2012-11-26)
Sugarcane and agave bagasse samples were hydrolyzed with either mineral acids (HCl), commercial glucanases or a combined treatment
consisting of alkaline delignification followed by enzymatic hydrolysis. Acid hydrolysis ...
Comparative hydrolysis and fermentation of sugarcane and agave bagasse
(2012-11-26)
Sugarcane and agave bagasse samples were hydrolyzed with either mineral acids (HCl), commercial glucanases or a combined treatment
consisting of alkaline delignification followed by enzymatic hydrolysis. Acid hydrolysis ...
Effect of alkaline charge on pulping parameters of Cryptomeria japonica woodEfeito da carga alcalina nos parâmetros de polpação da madeira de Cryptomeria japonica
(Universidade Federal de Santa Maria, 2022)
Different types of pre-treatment of coffee pulp to promote its useDiferentes tipos de pre-tratamiento de la pulpa del café para generar su aprovechamiento
(Facultad de Ciencias Agrarias. Universidad Austral de Chile, 2018)
Comparative analysis of different chlorine-free extraction on oil palm mesocarp fiber
(2020-08-01)
Biobased products are a growing trend in industrial crops, but the natural variation among the plant sources demands the development of efficient pretreatments for standardizing the raw material. This work aims to evaluate ...
Minimum Lignin and Xylan Removal to Improve Cellulose Accessibility
(2020-09-01)
The lignocellulosic biomass, such as provided by the sugarcane, is an abundant source of raw materials for energy production. Milling and pretreatments can be employed to alter the structure of the materials, remove lignin, ...
Fracionamento da casca de banana para valorização de carboidratos
(2020)
A casca gerada no processamento da banana é uma potencial biomassa lignocelulósica para recuperação de açúcares. Neste trabalho, três processos sequenciados foram usados para extrair açúcares, incluindo xilose, arabinose, ...