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Now showing items 41-50 of 66
Precipitação do clavulanato de potássio a partir do ácido clavulânico presente no caldo de fermentação
(Universidade Federal de São Carlos, 2008-08-29)
Clavulanic acid is a potent inhibitor of many β-lactamase enzymes producing bacteria, which attribute bacterial resistant against cephalosporins and penicillins. The combination of CA with amoxicillin is the most ...
Perovskitas contendo lantânio, ferro e cobalto - melhoramento de propriedades texturais via síntese por nanomoldagem e avaliação como catalisadores na redução de NO com CO
(Universidade Federal de São Carlos, 2008-10-20)
Mixed oxides with perovskite structure have high potential as catalysts in gas depollution processes and particularly in the abatement of nitrogen oxides (NOx). Such solids could be considered as a promising alternative ...
Estudo do desempenho de um precipitador eletrostático operando na captura de partículas submicrométricas e nanométricas.
(Universidade Federal de São Carlos, 2005-05-24)
The removal of submicron particles from gaseous streams is becoming an
increasingly important operation, both in industrial (nanotechnology) as well as in
occupational (inhalation of particula te matter) applications. Among ...
Estudo do processo de produção de ácido clavulânico por Streptomyces clavuligerus em cultivos contínuos com alta concentração celular.
(Universidade Federal de São Carlos, 2004-11-29)
The use of β-lactamase inhibitor in conjunction with β-lactam antibiotics was proposed to improve the efficiency of these antibiotics. The clavulanic acid is an important inhibitor of β-lactamase due its ...
Contribuição ao estudo de controle plantwinde: controle indireto e coordenação de controladores descentralizados.
(Universidade Federal de São Carlos, 2005-03-28)
The design of plantwide control systems has received increasing attention in the last years. The modern chemical plants usually consist of hundreds of
interconnected elementary processes and unit operations (large scale ...
Contribuição ao estudo dos mecanismos envolvidos na aglomeração esférica de sólidos em suspensão.
(Universidade Federal de São Carlos, 2004-12-13)
This work was developed with the objective of to improve the state of the technique of spherical agglomeration of solids in suspension and to promote a progress in the necessary knowledge for its exploration in larger ...
Inovações na produção de antibióticos β-lactâmicos
(Universidade Federal de São Carlos, 2009-04-02)
The industrial production of 6-APA includes: (1) cultivation of Penicillium chrysogenum; (2) extraction with organic solvents, (3) crystallization; (4) penicillin hydrolysis by immobilized penicillin acylase; (5) extraction ...
Contribuições para a análise do comportamento fluidodinâmico de um leito vibrofluidizado.
(Universidade Federal de São Carlos, 2005-11-25)
Vibro-fluidized beds with inert particles as fluidizing medium have been appearing as an innovative technique for drying of suspensions and pastes. Aiming to contribute for the comprehension of phenomena involved in such ...
Reforma autotérmica do metano: estudo do Processo e de catalisadores
(Universidade Federal de São Carlos, 2005-05-07)
The study of the autothermal reforming of methane over Ni/γ-Al2O3 catalyst, promoted with noble metals was the objective of this work.
In the first part, the stability to coke deposition of the autothermal reforming was ...
Influência das condições de alimentação de glicerol e ornitina na produção de ácido clavulânico por Streptomyces clavuligerus
(Universidade Federal de São Carlos, 2008-03-26)
The clavulanic acid (CA) is a powerful inhibitor of β-lactamases, enzymes that clives the β-
lactam ring of penicillins and cephalosporins, inactivating these compounds. CA is
traditionally produced by Streptomyces ...