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EVALUASI KINERJA CRUSHING PLANT DALAM UPAYA PENCAPAIAN TARGET PRODUKSI CRUSHE…
In the mining business sector, the main thing in the mining stage is production. However, besides that there is one stage in the coal mining process that plays an important role in determining the continuity of the mining business, namely coal processing. The coal processing carried out is the process of reducing the material by crushing according to the coal desired by consumers or the market.…
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- xvi, 47 hlm.; Ilus.; 29 cm
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- T1406662024
ANALISIS TEKNIS DAN EKONOMIS RENCANA REKLAMASI TAMBANG KAOLIN DI PT GENTALA B…
PT XYZ is one of the companies engaged in the mining of non-metallic minerals such as kaolin. The company plans to produce kaolin by implementing an open pit mining system and using the backfilling mining method with technical plans for land use reclamation, revegetation and final settlement. The costs required for the reclamation activities of the production operation stage with a total area o…
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- xvi, 54 hlm.; Ilus.; 29 cm
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- T877362022
ANALISIS PENGARUH SIFAT MEKANIK BATUAN TERHADAP KEMAMPUGARUAN BULLDOZER DAN K…
PT. Berau Coal is one of the mining companies in Indonesia, which is engaged in coal mining. This research was conducted in pit q. block prapatan at the site of binungan mine operation 1. The condition of the bulldozer ripper tool has experienced many breakdowns so the PA plan of the D10T-2 bulldozer is not on target which makes the production of overburden material ripping not achieved. As in …
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- xviii, 45 hlm.; Ilus.; 29 cm
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- T1105942023
ANALISIS MODEL MATEMATIKA PADA PENERAPAN SISTEM BLENDING BATUBARA UNTUK MEMEN…
PT Bukit Asam, Tbk has various types of coal with different qualities. As a result of this, the company has made coal blending effort so that the coal sold is in accordance with the specifications or contracts that have been approved. PT Bukit Asam Tbk. The Tarahan Port Unit has received a coal export request for MV. Xie Hai Yong Xin from China with the market brand type BA50 and a total tonnag…
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- xvii, 58 hlm.; Ilus.; 29 cm
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- T1222782023
ANALISIS FINANSIAL TAMBANG ANDESIT UNTUK MENCAPAI TARGET PRODUKSI 225.000 BCM…
PT Bima Shabartum Wijaya is a company that will invest in andesite mining project in Damarpura Village, South Ogan Komering Ulu Regency, South Sumatra, which is targeted in 2023. In making an investment, it is necessary to analyze the investment and economic feasibility of mining. This economic analysis aims to assess whether this investment is feasible or not based on its economic level. The r…
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- xv, 43 hlm.; Ilus.; 29 cm
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- T953162023
ANALISIS PEMANFAATAN BAUKSIT UNTUK MEMENUHI KEBUTUHAN PEMBUATAN SEMEN GEOPOLI…
Bauksit merupakan hasil proses pelapukan dari batuan granit yang di dalamnya terkandung bebagai mineral, salah satunya mineral boehmit (Al2O3) yang merupakan salah satu bahan yang digunakan dalam bahan baku pembuatan semen geopolimer. Untuk kadar Al2O3 dalam pembuatan semen geopolimer menurut Muchtar Aziz, Azahri (2014) yaitu 65,23%. Umumnya kadar Al2O3 hasil tambang tidak sesuai atau tidak men…
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- xv, 45 hlm.; ilus.; 29 cm
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- T1251922023
KAJIAN TEKNIS PRODUKTIVITAS ALAT GALI MUAT DAN ALAT ANGKUT PADA KEGIATAN PENA…
PT. Ulima Nitra, Tbk is a coal mining company located in Muara Enim, South Sumatra. Coal mining activities are carried out using digging and loading equipment in the form of 1 unit of Volvo EC480DL excavator and 1 unit of Komatsu PC850 excavator. And hauling equipment in the form of UD Quester CWE280 dump trucks as many as 13 units. The coal production target in 2021 is 1.553.000 tons/year, but…
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- xiv, 30 hlm.; ilus.; 29 cm
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- T1032012023
ANALISIS PENGARUH PERUBAHAN GEOMETRI PELEDAKAN TERHADAP FRAGMENTASI DAN DIGGI…
Dengan tingginya laju produksi, PT Kaltim Prima Coal (PT KPC) harus selalu melakukan inovasi agar seluruh tahapan dapat dilaksanakan secara optimal dan efisien, terutama pada tahap pemboran dan peledakan. Salah satu faktor penting keberhasilan suatu operasi peledakan dilihat dari fragmentasi hasil peledakan dimana hal tersebut akan berdampak pada aktivitas gali muat material. Berdasarkan data d…
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- xiv, 75 hlm.; Ilus.; 29 cm
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- T1278682023
ANALISIS KEMANTAPAN LERENG DITINJAU DARI KOMPOSISI MINERAL PADA FORMASI LEREN…
Slope stability is an important factor in the sustainability of the mining process, a stable slope will reduce potential losses due to cladding. A waste dump/disposal area is an area in an open pit mining operation that is used as a place to dispose of low-grade material and/or non-ore materials such as overburden and interburden. The east block heap slope of the Muara Tiga Besar Utara is a hoa…
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- xv, 45 hlm.; Ilus.; 29 cm
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- T1103112023
ANALISIS PENINGKATAN KADAR BAUKSIT DENGAN MENGGUNAKAN ALAT THICKENER UNTUK ME…
Indonesia is a country with abundant natural resources. One form of Indonesia's natural wealth is its mineral resources, especially bauxite ore. However, the magnitude of Indonesia's bauxite potential has not been fully utilized where the value of bauxite exports in 2019 was 16.1 million tons compared to the value of bauxite production used for domestic purposes, which was only 2.9 tons. It is …
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- xii, 42 hlm.; ilus.; 29 cm
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- T836962022
KAJIAN TEKNIS PENGARUH TOTAL RESISTANCE TERHADAP PRODUKTIVITAS DUMP TRUCK TIP…
Good hauling roads are a very influential factor in the smooth running of coal hauling activities and the process of achieving the hauling productivity targets set by the company. PT. Duta Bara Utama is a coal mining company that has various means of transportation in its mining process. Based on this, technical studies can be carried out regarding actual and theoretical calculations of total r…
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- xiv, 38 hlm.; ilus.; 29 cm
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- T848012022
ANALISIS PENGARUH UKURAN BUTIR DAN KEMIRINGAN MEJA (DECK) TERHADAP KULAITAS B…
Washing is a process with the aim of improving the quality of coal with the principle of reducing ash content. This study used coal samples with high ash content. Shaking table, is a mineral separation tool that utilizes fluid motion with a thin flow of water and the beat of the table to separate minerals from impurities. The working principle of the shaking table uses fluid flow, where the flu…
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- xv, 40 hlm.: ilus.; 29 cm
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- T674882022
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