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The Ombilin Coal Mine (formerly PT Tambang Batubara Ombilin (TBO)) is a coal mine near Sawahlunto, West Sumatra, Indonesia. It is located in a narrow valley along the Bukit Barisan mountains, among the Polan, Pari, and Mato hills, approximately 70 kilometres (43 mi) northeast of Padang .
Batubara Regency is a regency on North Sumatra's eastern shoreline, with the town of Limapuluh as the seat of its administration. It was carved out from the seven most westerly coastal districts of Asahan Regency with effect from 15 June 2007.
A form of diagenesis is permineralization, in which buried organisms are replaced by minerals.These trilobites (Lloydolithus) were replaced by pyrite during a specific type of permineralization called pyritization.
PT Pendopo Energi Batubara: owns a concession area of 17,840 hectares in South Sumatera. PT Bumi Resources Minerals Tbk: operates other (non-coal) mining assets. Kalimantan Coal Limited. Bumi Investment Pte. Ltd. Herald Resources Pty. Ltd. Bumi Capital Pte. Ltd. Indocoal Resources (Cayman) Ltd. PT Kaltim Prima Cbm . PT Pendopo Energi Nusantara.
In a steam engine, the firebox is the area where the fuel is burned, producing heat to boil the water in the boiler.Most are somewhat box-shaped, hence the name. The hot gases generated in the firebox are pulled through a rack of tubes running through the boiler.
PT Perusahaan Listrik Negara (Persero) (lit. ' State Electricity Company ', abbreviated as PLN) is an Indonesian government-owned corporation which has a monopoly on electric power distribution in Indonesia and generates the majority of the country's electrical power, producing 176.4 TWh in 2015.
Juliari Peter Batubara (born 22 July 1972) is an Indonesian politician, who served as Minister of Social Affairs in the 41st Cabinet of Indonesia from 23 October 2019 until his arrest in December 2020 for alleged corruption. [1] [2] He is a member of the Indonesian Democratic Party of Struggle (PDI-P).
Cosmas Batubara (19 September 1938 – 8 August 2019) was an Indonesian politician. He was chairman and the co-founder of KAMI , an Indonesian anti-communist student group. He was one of the strongest proponents for the banning of the Communist Party of Indonesia and the arrest of fifteen ministers, including Subandrio .