Mostrando 1 - 40 resultados de 55 para a busca '"The Times"', tempo de busca: 0.13s Refinar Resultados
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    ... until 35000 ppm and HCl concentrations until 25%. The time for calcite dissolution in microemulsion...
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    ... of solid-liquid extraction (solvent, solvent/drill cuttings, stirring speed and contact time) were studied...
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    doctoralThesis
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    ... times to achieve hexane extraction were 30 and 180 min, while the best results using a 10% AM was 60 min...
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    ... with RNX 110. The study of the influence of contact time at the extraction showed that for times greater...
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    ... for nanoemulsions B. Nanoemulsioned let to soil moisture retention at all times and temperature conditions studied...
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    doctoralThesis
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    .... The removal tests were performed to evaluate the influence of contact time (1 minute, 30 minutes, 60 minutes...
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    ..., microemulsion sustems were used the first time as a new alternative for the type of emulsions. The results...
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    ... of granule size, temperature and digestion time. Experimental results showed that the method proposed...
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    doctoralThesis
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    ... angle as a function of time suggest that adsorption increases with time, due to the formation...
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    doctoralThesis
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    ..., by varying the time of agitation, the microemulsions and the solid/solution ratio. The experiments showed...
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    ... out varying the treatment time and the microemulsion oil phase concentration aiming to verify...
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    bachelorThesis
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    ... and nanoclays. The emulsions were prepared in a colloidal mill, using 30 minutes and 1 hour as mixing time...
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    ... of salts (CaCl2 and BaCl2), the contact time during the modification and the contact form. The study...
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    ... utilized and the stirring time in minutes. The surfactants used were ethoxylated nonylphenol and lauryl...
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    doctoralThesis
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    ...%), the temperature of the mixture (140 and 180 oC) and the reaction time (20 and 60 minutes). The characterization...
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