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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 …
PT. Jasa Laksa Utama is a coal mining company that is part of PT. Bara Alam Utama, located in Lahat Regency, South Sumatra Province. Results of company's coal production are stored in stockpile. Pr…
PT. Newmont Nusa Tenggara merupakan salah satu perusahaan tambang tembaga dan emas berskala internasional yang ada di Indonesia. Sistem penambangan yang diterapkan oleh PT. Newmont Nusa Tenggara ad…
Underground mining Deep Ore Zone (DOZ) currently has the challenge of handling the wet muck.. Wet muck drawpoint is a condition that has a degree of wetness of 8.5% and > 5cm size distribution of t…
Penambangan batubara di pit J PT Kaltim Prima Coal dilaksanakan dengan sistem tambang terbuka, secara umum meliputi kegiatan pengupasan overburden dan penggalian batubara. Akibat pengupasan overbur…
Dengan adanya peraturan Undang-Undang tentang Pertambangan Mineral dan Batubara Nomor 4 Tahun 2009 maka setiap perusahan pertambangan diwajibkan melakukan reklamasi dan pascatambang. Mengingat kegi…
PT. Freeport Indonesia adalah salah satu perusahaan tambang tembaga, emas dan perak terbesar di dunia yang mempunyai dua metode penambangan yaitu metode tambang terbuka dan tambang bawah tanah. Tam…
Pit Popor merupakan salah satu areal penambangan PT. Ptrosea Tbk site project PT. Kideco Jaya Agung. Dalam pengupasan overburdennya, dilakukan dengan metode pemboran dan peledakan. Pada dasarnya ak…
PT. Freeport Indonesia merupakan perusahaan pertambangan dengan metode penambangan bawah tanah. Untuk menujang target produksi 7000 ton/hari maka perlu didukung oleh sistem ventilasi yang baik. Per…
fhis research diseusses about the inlluence ol using gold mine tailings as substitution of fine aggregates with concrete planmng K300 without the addition of additives or other ingredients that can…
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…
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 condi…
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 …
PT J Resources Bolaang Mongondow is a gold mining company that is active in blasting activities. During September 2022, the Powder Factor value for ore blasting increased from 0.37 to 0.48 and the …
PT Langgeng Daya Agrindo is a mining service provider company in collaboration with PT Budi Gema Gempita, one of the coal mining companies, located in Muara Lawai Village, East Merapi District, Lah…
PT. KPC merupakan perusahaan yang bergerak dibidang Pertambangan Batubara. Menipisnya jumlah cadangan batubara dengan kualitas tinggi sehingga diperlukan Langkah konservasi sumberdaya yang tersedia…
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 inves…
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 b…
Bukit Asam is a new location that will be worked on by PT Bukit Asam, Tbk. The type of rock on the surface is andesite rock that has undergone weathering. For these new mining activities, it is nec…
In the tin ore processing process that aims to separate the concentrate and tailing, there are valuable minerals that slipped off and wasted through the tailing so that rises the potential for low …
Tanah pucuk memegang peranan penting untuk menunjang keberhasilan kegiatan reklamasi/revegetasi pada areal bekas tambang, namun pada beberapa lokasi berdasarkan karakteristik geografis wilayah, ter…
Penambangan batubara PT Kalimantan Prima Persada Jobsite PELH dilakukan dengan metode tambang terbuka. Metode penambangan secara tambang terbuka akan menghasilkan cekungan yang apabila terjadi huja…
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…
The research on vegetation analysis in the post-coal mining land of PT.Bukit Asam aims to find out the composition of vegetation and which plants grow in the Air Laya Mine IUPs 37, 13, and 14. This…
Pada sistem operasional tanggul sisa tambang PT Freeport Indonesia, kondisi tinggi tailing dan properties tanah yang bervariasi memberikan pengaruh signifikan terhadap faktor keamanan lereng yang m…
PT. Bara Permata Mining merupakan salah satu kontraktor perusahaan tambang batubara yang terletak di desa Mekar jadi Kecamatan Sungai Lilin, kabupaten Musi Banyuasin.Sumatera Selatan. Sistem Penamb…
PT Tambang Bukit Tambi is a subsidiary of PT Nan Riang which is located in Padang Kelpo Village, Maro Sebu Ulu District, Batanghari Regency, Jambi Province. In this study, analysis of potential haz…
The Muara Enim Formation is one of the largest coal-producing formations in Indonesia, located in South Sumatra. This research area is located in the BME PIT Kungkilan Area, Lahat Regency, South Su…
Gasification technology is currently advancing with various types of gasification reactors. These reactors have different types and characteristics of material feeding suitable for raw materials, a…