Chemicals Reactors
Mostrando 1-5 de 5 artigos, teses e dissertações.
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1. HidrÃlise e oxidaÃÃo catalÃtica dos carboidratos do bagaÃo de cana-de-aÃÃcar em operaÃÃes descontÃnuas
In the local context, is clearly meet the need to enhance the sugarcane bagasse as biomass plant. Sugar cane bagasse is a waste coming from alcohol and sugar industries and available abundantly. This availability of sugarcane bagasse as raw material at low cost, combined with the feasibility of its recovery via chemical and biochemical processes, is the foun
Publicado em: 2008
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2. Estudo experimental do controle de um reator de policondensação. / Experimental study on the control of a polycondensation reactor.
Em geral, nos processos de policondensação há formação de um produto volátil, conhecido como condensado. A remoção deste produto é necessária a fim de favorecer o crescimento das cadeias poliméricas. O controle da temperatura do reator deve ser implementado de modo a favorecer a remoção do condensado e de manter a qualidade do produto. A aplica�
Publicado em: 2008
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3. Direct Characterization of Methanogens in Two High-Rate Anaerobic Biological Reactors
The methanogenic flora from two types of turbulent, high-rate reactors was studied by immunologic methods as well as by phase-contrast, fluorescence, and scanning electron microscopy. The reactors were a fluidized sand-bed biofilm ANITRON reactor and an ultrafiltration membrane-associated suspended growth MARS reactor (both trademarks of Air Products and Che
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4. End-specific covalent photo-dependent immobilisation of synthetic DNA to paramagnetic beads
A novel approach for light-dependent covalent immobilisation of synthetic DNA oligomers to amino-coated paramagnetic beads is described. A hetero-bifunctional photo-reactive cross-linking chemical, 4-nitrophenyl 3-diazopyruvate, is applied to attach 5′ amino-modified DNA to both silica and polystyrene paramagnetic beads. The coupling yields are comparable
Oxford University Press.
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5. Supplemental Substrate Enhancement of 2,4-Dinitrophenol Mineralization by a Bacterial Consortium
A Janthinobacterium sp. and an actinomycete, both capable of mineralizing 2,4-dinitrophenol (DNP), were used to construct a consortium to mineralize DNP in nonaxenic bench-scale sequencing batch reactors (SBRs). Average Km values for DNP mineralization by pure cultures of the Janthinobacterium sp. and the actinomycete were 0.01 and 0.13 μg/ml, respectively,