enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Batubara Regency - Wikipedia

    en.wikipedia.org/wiki/Batubara_Regency

    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 ...

  3. Coal - Wikipedia

    en.wikipedia.org/wiki/Coal

    Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams.Coal is mostly carbon with variable amounts of other elements, chiefly hydrogen, sulfur, oxygen, and nitrogen. [1]

  4. Coal mining - Wikipedia

    en.wikipedia.org/wiki/Coal_mining

    The History of coal mining goes back thousands of years, with early mines documented in ancient China, the Roman Empire and other early historical economies.

  5. Coal gasification - Wikipedia

    en.wikipedia.org/wiki/Coal_gasification

    In industrial chemistry, coal gasification is the process of producing syngas—a mixture consisting primarily of carbon monoxide (CO), hydrogen (H 2), carbon dioxide (CO 2), methane (CH 4), and water vapour (H 2 O)—from coal and water, air and/or oxygen.

  6. Tanjung Bara - Wikipedia

    en.wikipedia.org/wiki/Tanjung_Bara

    Tanjung Bara Coal Terminal, abbreviated as TBCT (Indonesian: Terminal batu bara Tanjung Bara), or commonly known as Tanjung Bara, is a coal loading port in Indonesia. [1] Primarily known for its coal loading terminal, it lies on the southeast coast of East Kalimantan , Borneo .

  7. Juliari Batubara - Wikipedia

    en.wikipedia.org/wiki/Juliari_Batubara

    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).

  8. Ombilin Coal Mine - Wikipedia

    en.wikipedia.org/wiki/Ombilin_Coal_Mine

    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 .

  9. Petrogenesis - Wikipedia

    en.wikipedia.org/wiki/Petrogenesis

    Petrogenesis, also known as petrogeny, is a branch of petrology dealing with the origin and formation of rocks. While the word petrogenesis is most commonly used to refer to the processes that form igneous rocks, it can also include metamorphic and sedimentary processes, including diagenesis and metamorphic reactions.