LEMIGAS SCIENTIFIC CONTRIBUTIONS (LSC)

LEMIGAS SCIENTIFIC CONTRIBUTIONS (LSC) is a printing media to promote research and
development activities which have been done by "LEMIGAS" Research and Development
Centre for Oil and Gas Technology.

Chief Editor
Dr. Ir. Hadi Purnomo, M.Sc. DIC.

Managing Editor
Agus Salim, S.H., M.H.

Editors

Prof. Dr. Ir. Septoratno Siregar (Institute of Technology Bandung)
Prof. Dr. Wahjudi Wisaksono (University of Trisakti)
Prof. Dr. Bahman Tohidi (University of Heriot Watt)
Prof. (R). Dr. Maizar Rahman
Prof. (R). Dr. Suprajitno Munadi
Ir. E. Jasjfi, M.Sc., APU
Dr. E. Suhardono., APU
Dr. Bona Situmorang (University of Trisakti)
Dr. -Ing. Evita H. Legowo
Dr. Ir. Hadi Purnomo, M.Sc. DIC.
Dr. M. Mulyono, M.Sc.
Ir. Bambang Wicaksono, M.Sc.
Ir. Tunggal, M.Sc.
Dra. Yanni Kussuryani, M.Si.
Ir. Yusep C. Karyana, M.Sc.
Ir. Lutfi Aziz
Ir. Rida Mulyana, M.Sc.
Maranaek Siagian, M.Sc.

Publisher
LEMIGAS Research and Development Centre
for Oil and Gas Technology
Afilliation Division

Printed by
Grafika LEMIGAS

Address
LEMIGAS Research and Development Division for Afilliation, Jl. Ciledug Raya, Kav. 109, Cipulir, Kebayoran Lama, P.O.
Box 1089/JKT, Jakarta Selatan 12230 INDONESIA, STT: No. 348/SK/DITJEN PPG/STT/1987/May 12, 1977, Phone:
7228614, 7394422 - Ext. 1222, 1223, Fax : 62 - 21 - 7228614 and 7246150, e-mail: management@lemigas.esdm.go.id

This Lemigas Scientific Contribution Journal has been accredited by the Indonesian Institiute of Science (LIPI) with the
decree No: 1417/D/2006, on November Ist 2006, with accredited number 30/Akred-LIPI/P2MB1/9/2006.