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Journal : Jurnal technoscientia

PENGGUNAAN STERANA DAN ISOTOP KARBON UNTUK MENENTUKAN LINGKUNGAN PENGENDAPAN ASAL MATERIAL ORGANIK PADA CEKUNGAN JAWA TIMUR BAGIAN BARAT Wiloso, Danis Agoes
Jurnal Teknologi Technoscientia Vol 9, No 2 (2017): Vol 9 No 2 Februari 2017
Publisher : IST AKPRIND YOGYAKARTA

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Abstract

Research area is located at western part of Northeast Java Basin there are still many uncertainties concerning aspects of petroleum geochemistry.The oil and the source rock data from wells and seeps were tested according steranes data, and carbon isotope. The oil-oil correlation in the research area has divided the oil samples into two oil groups. The first oil group is the oil group in which the organic material comes from the mix of high plants and algae where the depositional environment of the source rock for this oil group is more headed for shallow marine (deltaic) environment. The second oil group is the oil group in which the organic material comes from more of the high plants where the depositional environment of the source rock for this oil group is more headed for terrestrial environment.
ANALISIS PETROGRAFI BATUGAMPING FORMASI SENTOLO SEBAGAI BATUAN RESERVOIR HIDROKARBON DAERAH KARANGSARI, KECAMATAN PENGASIH, KABUPATEN KULONPROGO Wiloso, Danis Agoes; -, Khoirunnada
Jurnal Teknologi Technoscientia Vol 10, No 2 (2018): Vol 10 No 2 Februari 2018
Publisher : IST AKPRIND YOGYAKARTA

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Abstract

The research area is located in Karangsari Area, Pengasih District, Kulon Progo Regency, Daerah Istimewa Yogyakarta. The purpose of this research is to know porosity and naming of limestone based on petrographic analysis. The method used to determine the porosity and naming of the limestone by analyzing the thin section of limestone and for naming it using Folk Classification (1959) and Dunham (1962). The results of data collection and processing of limestone slabs are observed at Location Observation 1 found Mudstone and Biosparit, at Location Observations 2-5 obtained Packstone and Biomicrite. Based on the petrographic appearance of the rock, the porosity belongs to the intergranular porosity of the pores located between the grains covered by the cement at Location Observation 1 with a 20% percentage of good porosity category, Location Observation 2 with a 20% percentage of good porosity category, Location Observation 3 with percentage 20% sufficient porosity category, Location Observation 4 with percentage 15% category porosity enough, Location Observation 5 with percentage 15% category porosity enough.
KORELASI MINYAK-BATUAN INDUK UNTUK MENENTUKAN ASAL MINYAK DI CEKUNGAN JAWA TIMUR BAGIAN BARAT Wiloso, Danis Agoes
JURNAL TEKNOLOGI TECHNOSCIENTIA Technoscientia Vol 12 No 1 Agustus 2019
Publisher : Lembaga Penelitian & Pengabdian Kepada Masyarakat (LPPM), IST AKPRIND Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1255.119 KB) | DOI: 10.34151/technoscientia.v12i1.1843

Abstract

The research area is located in the western part of the East Java Basin which is still a question about the origin of oil in the research area. Data on two oil seepage (Kedung Jati and Galeh oil seepage) and source rock from Rembang-1 drilling wells were tested based on normal alkanes, sterane (m/z 217) and triterpane (m/z 191), then compared to oil seepage and source rock. Oil-rock correlation based on normal alkane distribution, triterpane appearance (m/z 191) and sterane (m/z 217) of two oil seepage and source rock extraction from the Rembang-1 well show a positive correlation about oil seepage and source rock from the Ngimbang Formation, so it is estimated that the seepage of Kedungjati and Galeh oil is produced from the Ngimbang Formation.
PENGGUNAAN STERANA DAN ISOTOP KARBON UNTUK MENENTUKAN LINGKUNGAN PENGENDAPAN ASAL MATERIAL ORGANIK PADA CEKUNGAN JAWA TIMUR BAGIAN BARAT Danis Agoes Wiloso
JURNAL TEKNOLOGI TECHNOSCIENTIA Technoscientia Vol 9 No 2 Februari 2017
Publisher : Lembaga Penelitian & Pengabdian Kepada Masyarakat (LPPM), IST AKPRIND Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (811.61 KB) | DOI: 10.34151/technoscientia.v9i2.139

Abstract

Research area is located at western part of Northeast Java Basin there are still many uncertainties concerning aspects of petroleum geochemistry.The oil and the source rock data from wells and seeps were tested according steranes data, and carbon isotope. The oil-oil correlation in the research area has divided the oil samples into two oil groups. The first oil group is the oil group in which the organic material comes from the mix of high plants and algae where the depositional environment of the source rock for this oil group is more headed for shallow marine (deltaic) environment. The second oil group is the oil group in which the organic material comes from more of the high plants where the depositional environment of the source rock for this oil group is more headed for terrestrial environment.