Vol. 47 No. 4 (2015)

Published: 2015-10-28

Articles

Kinetics of Palm Oil Transesterification Using Double Promoted Catalyst CaO/KI/Î³- Al2O3

Nyoman Puspa Asri, Kusno Budikarjono, Suprapto Suprapto, Achmad Roesyadi

353-363
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Molecular Weight and Structural Properties of Biodegradable PLA Synthesized with Different Catalysts by Direct Melt Polycondensation

Hyung Woo Lee, Rizki Insyani, Daniel Prasetyo, Hermawan Prajitno, Johnner P. Sitompul

364-373
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Kinetic Study on Ultrasound Assisted Biodiesel Production from Waste Cooking Oil

Widayat Widayat, Haris Nu'man Aulia, H Hadiyanto, Setia Budi Sasongko

374-388
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A Better Engineering Design: Low Cost Assistance Kit for Manual Wheelchair Users with Enhanced Obstacle Detection

Dryvendra Dryvendra, Mritha Ramalingam, Elanchezhian Chinnavan, Puviarasi Puviarasi

389-405
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The Application of a Decision-making Approach based on Fuzzy ANP and TOPSIS for Selecting a Strategic Supplier

Rajesri Govindaraju, Muhammad I. Akbar, Leksananto Gondodiwiryo, Tota Simatupang

406-425
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Non Dispersive Chemical Deacidification of Crude Palm Oil in Hollow Fiber Membrane Contactor

Mubiar Purwasasmita, Eryk Bone Pratama Nabu, K. Khoiruddin, I Gede Wenten

426-446
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Quantitative Prediction of Coalbed Gas Content Based on Seismic Multiple-Attribute Analyses

Renfang Pan, Huanhuan Gao, Kehui Lei, Zhengping Zhu

447-462
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Improved Wavelet Threshold De-noising Method Based on GNSS Deformation Monitoring Data

Yandong Gao, Maolin Xu, Fengyun Yang, Yachun Mao, Shuang Sun

463-476
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Editorial Section

Cover Vol. 47 No.4, 2015

Journal of Engineering and Technological Sciences
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Front Matter

Journal of Engineering and Technological Sciences
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Back Matter

Journal of Engineering and Technological Sciences
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