Proses peleburan timah di Unit Metalurgi PT. Timah (Persero) Tbk, pada suhu 1100-150(fC akan menghasilkan Crude Tin dengan kadar Sn sebesar 99,0 %~99,99%, dan unsur pengotor berupa Fe, Pb, Sb, Ni, …
Kapal keruk (Bemban Dredge) adalah salah satu metode penambangan yang digunakan di PT. Koba Tin. Selain menggunakan metode semprot dengan menggunakan Gravel Pump dan mini dredge (Suction Dredge). E…
Area yang akan ditambang pada tahun 2011 adalah seluas 119.072 m2, dengan estimasi perolehan volume pasir timah sebesar 669.384 m3, grade rata-rata sebesar 1,14 kg Sn/m3. Penambangan direncanakan m…
Penambangcm bijih timah di Pemali Kabupaten Bangka Induk yang dilakukan oleh PT Timah (Persero) Tbk merupakan penambangcm endapan bijih timah primer yang pengerjaannya menggunakan metode tambang op…
PT Timah Tbk is a tin mining company that uses bucket-type dredgers for offshore mining. These dredgers excavate tin ore material from the seabed, including in situ material, overburden, and ore. I…
PT. Timah (Persero) Tbk Indonesia dalam rangka memenuhi kebutuhan timah di pasar nasional dan dunia. PT. Timah (Persero) Tbk melakukan penambangan bijih dengan menggunakan metode penambangan alluvi…
Penambangan bijih timah di Pernah Kabupaten Bangka oleh PT Timah (Persero) Tbk. menggunakan metode open pit dengan alat utama yaitu dump truck dan excavator back hoe serta proses pengolahannya meng…
Soil quality is the ability of the soil to carry out its various functions. Soil quality value is an index calculated based on the value and weight of each soil quality indicator. One of the causes…
PT. Tambang Timah Kundur merupakan perusahaan yang bergerak pada bidang penambangan bijih timah. Metode penambangan yang dilakukan merupakan metode tambang laut salah satunya dengan menggunakan kap…
This research entitled "Economic Development of Tin Pewter Crafts Producers in Pangkal Pinang City, Bangka Belitung Year 2005-2015". The formulation of the problem in this study is how is the initi…
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 …
Rare Earth Elements (REE) are a group of 17 elementsthat are rarely found in nature. Minerals that contain REE mostly are found as a product of tin mining activities. Currently, the industrial worl…
Today the development and rapid population growth. Along with this resulting in increased mobility of the population. So there is a lot of heavy vehicles on the highway that crossed the highway. On…
The development of the automotive and electronic industries in developed countries such as Japan, America, China and major countries in the European region that need tin supply to run their industr…
Tanah lempung ekspansif banyak terdapat di Palembang dan digunakan sebagai bahan timbunan. Tanah ini sangat peka terhadap perubahan kadar air. Tanah ini mempunyai sifat kembang susut yang besar yan…
Kasiterit merupakan sumberdaya alam yang sering dijumpai di Indonesia. Unsur penyusun utama mineral kasiterit adalah Sn yang dalam nama lain disebut stannum, merupakan sumberdaya alam yang dimanfaa…
Bauxite is a rock consisting of heterogeneous minerals with the main composition of alumina oxide (Al2O3). Bauxite as the main raw material for alumina can be obtained or extracted through mining p…
Tin is a type of metal with a silvery white color and luster that is not easily oxidized and is malleable. Tin in nature is not found in compound elements, but combined with other elements and mine…
Indonesia has a country with abundant natural wealth. One of Indonesia's wealth that should be proud of is tin. Indonesia has the second largest tin reserves after China with the second largest pro…
Current technological developments have affected all fields. Along with these developments, it makes humans have a greater desire to know sophisticated technology, because it can make it easier for…
Granite is a rock that carries the mineral cassiterite (SnO2) which is associated with acid magma and penetrates the sedimentary layer (granite intrusion). The process of forming tin ore (Sn) comes…
Tin sand is a sand deposit that contains several minerals, including the mineral cassiterite (SnO2) which is one of the materials used in the fluorine tin oxide glass manufacturing industry. The Sn…
Tin sand processing not only utilizes the main mineral but also begins to utilize its accessory minerals, namely monazite as a rare earth metal carrier mineral. The mineral monazite contains the ra…
The tin ore processing process aims to separate the concentrate from the tailings. The aim is to increase the recovery and grade of the tin ore. In optimizing the processing of tin ore, the technol…
The membrane is a layer formed from fine fibers and used as a filter. In their development, polymeric membranes have become interesting materials and have great potential as membranes for filtering…
Tujuan dari penelitian ini adalah untuk: 1) menghitung besarnya perbandingan pendapatan petani lada dan penambang timah rakyat (TI), 2) menganalisis faktor-faktor apa saja yang menyebabkan petani l…
Kegiatan pengolahan bahan galian adalah kegiatan guna meningkatkan nilai bahan galian. Salah satu alat yang biasa digunakan adalah Sluice box dengan menggunakaan prinsip perbedaan berat jenis. Vari…
Processing with shaking table is much affected by variables whose performance is set to obtain optimal grade and recovery. These variables include the number of riffles, deck slope, stream of water…
The isolation and identification of compound from the polar fraction of the betel nut (Areca catechu L.) had been done. The extraction were done by maseration method, while the separation and purif…