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Biossorção de cromo (VI) utilizando cascas de jabuticaba
(Universidade Tecnológica Federal do ParanáPato Branco, 2011-11-25)
The great generation of effluents with high levels of metals such as chromium (VI),
coming from industrial processes such as textile, oil refineries and galvanizing, has
generated much worry due to its large capacity ...
Resolução do problema de mistura de forma analítica e numérica
(Universidade Tecnológica Federal do ParanáToledoBrasilLicenciatura em MatemáticaUTFPR, 2019-12-02)
Many real problems are modeled mathematically using differential equations, and can be solved by analytical, numerical and experimental methods. In this way, the present work has the objective of carrying out a bibliographic ...
Metodología de optimización para la toma de decisiones biodiesel en Colombia
(Cuadernos de Administración, 2011-12-01)
This article proposes a methodology for decision-making based on deterministic
and stochastic optimization models to design the network for the supply of palm
oil and biodiesel in Colombia. It takes account of the ...
La responsabilidad ética de la firma auditora en la detección del fraude contable
The REFICAR refinery in Cartagena is ranked as one of the most modern companies in South America dedicated to oil refining, this company started a modernization and expansion project in 2006, during this process it was ...
Effect of C/N Ratio and Physicochemical Conditions on the production of Rhamnolipids by Pseudomonas Aeruginosa LBI
(Research Journal Biotechnology, 2010-08-01)
Waste utilization for biosurfactant production is an important approach contributing to the reduction of waste treatment costs, while increasing the economic value of residues and reducing biosurfactant production costs: ...
Development of environmental and natural vulnerability maps for Brazilian coastal at Sao Sebastiao in São Paulo State
(Springer, 2011-10-01)
In this study, environmental and natural vulnerability maps developed for a Brazilian coastal region at Sao Sebastiao City in São Paulo State helped to address a better understanding of the ecosystem fragility. Intense ...
Development of environmental and natural vulnerability maps for Brazilian coastal at Sao Sebastiao in São Paulo State
(Springer, 2011-10-01)
In this study, environmental and natural vulnerability maps developed for a Brazilian coastal region at Sao Sebastiao City in São Paulo State helped to address a better understanding of the ecosystem fragility. Intense ...
Effect of C/N Ratio and Physicochemical Conditions on the production of Rhamnolipids by Pseudomonas Aeruginosa LBI
(Research Journal Biotechnology, 2010-08-01)
Waste utilization for biosurfactant production is an important approach contributing to the reduction of waste treatment costs, while increasing the economic value of residues and reducing biosurfactant production costs: ...
Study of a Brazilian spent catalyst as cement aggregate by thermal and mechanical analysis
(2008-04-01)
Fluidized catalytic cracking units of refineries normally use zeolite catalysts to treat heavy oil fractions. This catalyst is regenerated continuously, but due to the reduction of its activity during the process, it is ...
Análisis de los costos de producción de una refinería con dos fuentes de petróleo, pesado y ligero.
(2019)
The objective of the present investigation was to determine the optimum quantity of barrels of light and heavy crude oil to be used for the production of petroleum products at the lowest cost. For the development of the ...