In addition to the ore investigations,33 coal samples originating from several test pits on sumatra and kalimantan have been investigated in the laboratory of djawatan geology pasat in the framework of the wedexro work. The investigations were again concentrated on the chemico-technical analysis, but smaller coking tests could also be made in collab…
Penyelidikan/Pemetaan geologi permukaan ini dimaksudkan untuk mendapatkan peta geologi daerah kotapadang dan sekitarnya secara semi detail (skala 1:50.000), sdangkan tujuannya adalah untuk mengetahui penyebaran batuan, urut-urutan stratigrafi serta mendata /meneliti bahan galian/tambang yang terdapat didaerah penelitian yang diperkirakan mempunyai n…
Penyelidikan ini merupakan tindaklanjut dari hasil penyelidikan pendahuluan yang telah dilakukan sebelumnya. dimana dari hasil kegiatan terdahulu tersebut diperoleh data adanya endapan bahan galian yang secara geologi cukup potensi untuk dikembangkan. diharapkan dengan pengembangan potensi-potensi bahan galian yang ada didaerah ini dapat memicu peng…
Since The Early Beginnings Of the Bronze and Iron age charcoal has been used for heating and reducing purposes. In the direct production of iron a mixture of ore and charcoal is placed on a charcoal fire in earth holes or on hearths and burnt down with natural draught with the direct result that an iron ball reduced in the renn fire is obtained.
in addittion to the ore investigation ,33 coal samples ori ginatting from several test pits on sumatera and kalimantan heve been invitigated in the laboratory of the djawatan.
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War,occupation and the struggle for liberation, a period of destruction lasting for nearly 10 years, have left the first Indonesia government a more or less chaotic heritage. The tasks facing the various ministeries were more than complex, because the dutch administration had been out of office for years and a beginning had to be made from scratch.<…
the investigation of the typical ore and coal occources in indonesian carried out by WEDEXRO has the purpose proving their suitability for a domestic iron and steel industry
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Penyelidikan pendahuluan bahan galian industri,keramik dan bangunan merupakan pelaksanaan proyek tahun anggaran 1993/1994 dalam pelita V dari proyek eksplorasi bahan-bahan galian industri dan batubara yang dilaksanakan didaerah kabupaten Aceh tenggara, daerah istimewa Aceh pada lembar peta NA 47-1 (takengon), NA 47-12 (medan) NS 47-13 (Meulaboh) den…