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comparison with other commercial fillers. He reported that the mechanical properties of the vulcanizates filled with rice husk ash were comparable to those filled with inert fillers. The influence of fibre length and concentration on the physical properties

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International Review of Applied Sciences and Engineering
Authors: Adebayo Surajudeen Adekunle, Adekunle Akanni Adeleke, Peter Pelumi Ikubanni, Peter Olorunleke Omoniyi, Tajudeen Adelani Gbadamosi, and Jamiu Kolawole Odusote

–7 ]. Rapid quenching is required to circumvent unwanted concentration of alloying elements along the boundary structure grain. More so, failure not to quench faster than necessary in order to lessen residual stress can result into excessive cracking or

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International Review of Applied Sciences and Engineering
Authors: Norbert Novák, Péter Miklós Kőmíves, Mónika Harangi-Rákos, and Károly Pető

consumption of cereals and other crops will decrease, the consumption of vegetables, fruits, meat, dairy products and fish will increase. Increasing demand for semi-processed or ready-to-eat foods will lead to further concentration of the food chain. While the

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and insufficient residence time. The CO emissions can be reduced by blending biodiesel with diesel fuel, which increases the oxygen concentration during the combustion, resulting in increased CO oxidation. The CO emissions of tested blends vary in load

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section. Otherwise, this figure indicates the degree of the concentration of the TKE in the shear layer, which separates the recirculation zone from the outer layer. Fig. 13. Contours of the TKE distribution around two shape of slopes H3 (line 1 & line 3

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early in 1986 a careful experimental study to clarify the behavior of pool boiling heat transfer using dispersed alumina solid particles with a dilute concentration between 0.1-0.5 wt.%. Their results demonstrated an enhancement in pool boiling heat

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Pollack Periodica
Authors: Ivana Marko, Réka Csicsaiová, Jaroslav Hrudka, Ivona Škultétyová, Štefan Stanko, and Paula Brandeburová

areas. Furthermore, the composition of the rainwater depends on the type of paved area on which it will fall. Usual rain contains the following parameters: chlorides, sulfates, nitrates, potassium, calcium, and magnesium in concentrations up to 10.0 mg

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different base fluids (i.e. water, Ethylene Glycol (EG) and oil). Finally, these examined tests were affected by the different volume or weight concentrations and variable mass or volume flow-rate [ 10 ]-[ 12 ]. The numerical side took more attention

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/H 2 O 2 1:1–5:1, solvent concentration (methanol) of 5–90 wt%, catalyst content of 0–5.0 wt%, reaction time of 5–300 min and the intensity of stirring 0–500 rpm. In order to calculate the mass balance for the syntheses performed, the post

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of initial mole ratios of alcohol to phthalic anhydride, b = c 0 ALC / c 0 PHT , equal to 3:1, 5:1, 10:1. The effect of temperature on the reaction rate was determined at b = 5:1, in the range of temperatures 413–453 K. The concentration of

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