sampai pertambangan bulan september 1973 hampir seluruh "test pit" yang direncanakan telah selesai di gali meskipun beberapa diantaranya besar kemungkinan masih ada yang harus diperdalam .
These are completed and decribed by Ubaghs in the mentioned Kutai area, and are also finished in his 5 maps of scale 1:25.000 it included not only the region west and east koetai (exduded apart of S.W. And N.W Koetai) but also Balikpapan, The whole Mangkaliat peninsula and a small part of upper Mahakam. in comexion with Dr. Zwierzycki's criticism et…
These are completed and decribed by Ubaghs in the mentioned Kutai area, and are also finished in his 5 maps of scale 1:25.000 it included not only the region west and east koetai (exduded apart of S.W. And N.W Koetai) but also Balikpapan, The whole Mangkaliat peninsula and a small part of upper Mahakam. in comexion with Dr. Zwierzycki's criticism et…
In the years 1937 writer of this report was on behald of the marsman concern for two and a half mont in SE borneo i.e the surroundinge of kotabaroe at the strait of laoet for the study of the iron-and coal-deposits, occurring there, and the possibilities of their exploitation, either each separately or some or all of them together.
This reconnaissance report was prepared in July, 1951 base on the writer's memory of this experiences at the time of his field survey of Tanarang iron deposit in Southeastern Borneo in November, 1943.
This reconnaissance report was prepared in July, 1951 base on the writer's memory of this experiences at the time of his field survey of Tanarang iron deposit in Southeastern Borneo in November, 1943.
Edisi
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ISBN/ISSN
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Deskripsi Fisik
5 halaman, tidak berwarna, tidak ada lampiran peta
In opracht van de Kepala Direktorat Pertambangan van het Kementerian Perekonomian werd door ondergetekande en bijgestaan door de ass.-geoloog Umar Chatab, in samenwerking met G. D. Bellows mining engineer bij de J.G White Engineering Corporation een voorlopig onderzoek ingesteld naar de kolenreserven van de mijnwerk Loa Tebu gedurende de periode 7-2…
All observations of the wedexro experts on pits and their ore sections are compiled in the following list with earlier analysis in order to fasilitate the understanding of previous and recent investigations. Assay of essential chemical compounds is given.
Penyelidikan ini telah dilakukan oleh rombongan kami dengan bantuan dari pihak pembesar daerah, penguasa perang, Veteran dan rakyat setempat terhadap tempat-tempat endapan2 (deposit) batu-besi digunung tanalang dalam dua kali yaitu; pertama kali selama 5 hari sejak tgl. 12 oktober 1958 dan kedua kalinya selama 7 hari sejak tgl. nopember 1958.
For an appraisal of the question wether it would be posible to run a burden consisting of 100% of lateritic ores from kalimantan, the results of the large-scale test made by westfalenhutte in dormund and neunkircher fisenwerk AG.