Fatty Acid Direct Production from Palm Kernel Oil von Tambun, R, Ferani, D G, Afrina, A, Tambun, J A A, Tarigan, I A A

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Activating Lipase Enzyme in the Candlenut Seed to Produce Fatty Acid Directly from Candlenut Seed von Tambun, R, Tambun, J O A, Tarigan, I A A, Sidabutar, D H

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Fatty acid production from avocado seed by activating Lipase Enzyme in the seed von Tambun, R, Tambun, JO A, Tarigan, I A A

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Effect of type and shape of rods in separation time determining of glycerol in biodiesel by the buoyancy weighing bar method von Tambun, R., Banjarnahor, I. J., Silaen, A. N., Alexander, V.

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Comparison of natural corn cob and carbon corn cob in the purification of used cooking oil with shaker operation von Haryanto, B, Tambun, R, Sinaga, R F J, Br Sembiring, S V, Hutabarat, A, Alexander, V

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The growth and exploitation rate of yellowstripe scad (selaroides leptolepis cuvier, 1833) in the Malacca Strait, Medan Belawan Subdistrict, North Sumatera Province von Tambun, J, Bakti, D, Desrita

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The capability of buoyancy weighing bar method in determining the separation time of biodiesel and glycerol at various concentrations von Tambun, R, Banjarnahor, I J, Silaen, A N

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Influence of the weighing bar size to determine optimal time of biodiesel-glycerol separation by using the buoyancy weighing-bar method von Tambun, R, Sibagariang, Y, Manurung, J

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Utilization of natural and chemical activation corncob as adsorbent for continuous purification of used cooking oil using adsorption column von Haryanto, B, Tambun, R, Alexander, V, Winarta, J, Tarigan, G I B B, Siadari, J T C

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Study on Energy Productivity Ratio (EPR) on Pre-Factory Design of Glucose Syrup at Riau Indonesia von Haryanto, B, Harahap, H, Tambun, R, Hasibuan, R, Suherman, P, Kelvin, Haryanto, D, Wijaya, J

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