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 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 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…
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…
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 pel…
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…
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 potent…
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 Uta…
Salah satu tujuan dari perusahaan konstruksi adalah mendapatkan keuntungan yang maksimal dari pelaksanaan pembangunan proyek. Dalam hal ini sangat penting adanya pengelolaan manajemen yang baik khu…
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 separa…
Pada era pembangunan sekarang, penggunaan beton sebagai salah satu bahan konstruksi yang paling favorit berkembang sangat pesat hal ini disebabkan beton mempunyai sifat kekuatan tekan yang tinggi, …
Dewasa ini disetiap daerah melakukan pembangunan diberbagai bidang. Pembangunan dibidang konstruksi bangunan termasuk salah satu bidang yang mengalami peningkatan pesat. Pembangunan yang dilakukan …
Seiring pesatnya pembangunan berbagai infrastruktur di Indonesia dewasa ini, tentu diikuti dengan perkembangan teknologi dunia konstruksi yang dinilai menjadi salah satu faktor yang mampu menjawab …
This study raised the theme of corrosion control with the title "Application of Electroplating Method on ST-37 Steel to Reduce Corrosion Rate". The formulation of the problem in this study is wheth…
This study aims to determine the effect of quenching heat treatment on the hardness properties of high carbon steel for rubber tree cutting blades. , water cooling media, salt water cooling media, …
The research that will be carried out is to corrode specimens with the ASTM E23 impact test standard with salt solution media and sulfuric acid solution. Comparison of the two test specimens from t…
Penggunaan bentuk variasi kampuh las yang sesuai memiliki kekuatan hasil sambungan las yang berbeda dan dipengaruhi oleh perubahan struktur akibat dari proses pengelasan. Agar sambungan antara dua …
The method used in this reseacrh is experimental. This aims to determine the effect of variations in weld joint seam in Shielded Metal Arc Welding (SMAW) welding on the bending strength of 6063 alu…
Welding is a metal joining process in which metals become one due to heat with or without pressure. The welding process will cause the metal to increase in temperature. The increase in temperature …
Pada zaman sekarang pipa banyak digunakan dalam dunia perindustrian pipa baja sering mengalami kerusakan pengkaratan berupa korosi. Korosi merupakan proses terjadinya pengurangan kualitas baja yang…
Kadar tembaga dalam kuningan (Brass) terbilang cukup tinggi. Penggunaan kuningan secara terus menerus dapat mengakibatkan kehausan karena terjadinya suatu gesekan antar material. Kuningan dalam pen…