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Ditemukan 4 dari pencarian Anda melalui kata kunci: author=Dr. Rohland K. G.
cover
The Coal from Ombillin.
Komentar Bagikan
Dr. Rohland K. G.

Edisi
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ISBN/ISSN
-
Deskripsi Fisik
8 HALAMAN, DENGAN LAMPIRAN PETA 1 HALAMAN
Judul Seri
-
No. Panggil
PMB LA 1957-2

Edisi
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ISBN/ISSN
-
Deskripsi Fisik
8 HALAMAN, DENGAN LAMPIRAN PETA 1 HALAMAN
Judul Seri
-
No. Panggil
PMB LA 1957-2
cover
Sungai Dua Ore Field I Compilation On Pits (Section, Essential Chemical Compu…
Komentar Bagikan
Dr. Rohland K. G.

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.

Edisi
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ISBN/ISSN
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Deskripsi Fisik
21 Halaman, Tanpa Peta
Judul Seri
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No. Panggil
PMB LF 1957-2
cover
Investigation Into The Geological And Mining Aspects Of The Iron-ore And Coal…
Komentar Bagikan
Dr. Rohland K. G.

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.

Edisi
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ISBN/ISSN
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Deskripsi Fisik
121 Halaman, 16 Peta
Judul Seri
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No. Panggil
PMB LU 1957-1
cover
Investigation into the Geological and Mining Aspects of the Iron-ore and Coal…
Komentar Bagikan
Dr. Rohland K. G.

to-day metallurgical eoke is practically exlusively produced from coking coals in horizontal chamber ovens the dimensions of which show a height of 2-6 m, an average chamber width of 350 - 550 mm and a chamber length of ab. 12 m

Edisi
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ISBN/ISSN
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Deskripsi Fisik
18 HALAMAN, TANPA LAMPIRAN PETA
Judul Seri
-
No. Panggil
PMB LA 1957-3