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  2. Bituminous coal - Wikipedia

    en.wikipedia.org/wiki/Bituminous_coal

    Bituminous coal is a particular rank of coal, as determined by the amount and type of carbon present in the coal and the amount of energy it can produce when burned. [2] It is higher in rank than sub-bituminous coal but lower in rank than anthracite. [3] Bituminous coal is the most abundant rank of coal. [3] [2]

  3. Orangeburg pipe - Wikipedia

    en.wikipedia.org/wiki/Orangeburg_pipe

    Orangeburg pipe (also known as "fiber conduit", "bituminous fiber pipe" or "Bermico" or "sand pipe") is bituminized fiber pipe used in the United States. It is made from layers of ground wood pulp fibers and asbestos fibres compressed with and bound by a water resistant adhesive then impregnated with liquefied coal tar pitch.

  4. Coke (fuel) - Wikipedia

    en.wikipedia.org/wiki/Coke_(fuel)

    Raw coke. Coke is a grey, hard, and porous coal-based fuel with a high carbon content. It is made by heating coal or petroleum in the absence of air. Coke is an important industrial product, used mainly in iron ore smelting, but also as a fuel in stoves and forges.

  5. The Big Vein - Wikipedia

    en.wikipedia.org/wiki/The_Big_Vein

    The Big Vein refers to a 14-foot (4.3 m) thick seam of bituminous coal discovered in the Georges Creek Valley of Western Maryland in the early 19th century. This coal vein became famous for its clean-burning low sulfur content that made it ideal for powering ocean steamers, river boats, locomotives, steam mills, and machine shops.

  6. Coal House (Williamson, West Virginia) - Wikipedia

    en.wikipedia.org/wiki/Coal_House_(Williamson...

    At the time of its construction it was the only coal building in West Virginia. The house was designed by architect Hassel T. Hicks [2] of Welch, West Virginia and supervised by David M. Goode. The coal masonry was varnished for weather-resistance. Located adjacent to the Mingo County Courthouse, it houses the Tug Valley Chamber of Commerce. [3]

  7. Metallurgical coal - Wikipedia

    en.wikipedia.org/wiki/Metallurgical_coal

    Metallurgical coal or coking coal [1] is a grade of coal that can be used to produce good-quality coke. Coke is an essential fuel and reactant in the blast furnace process for primary steelmaking. [2] [3] [4] The demand for metallurgical coal is highly coupled to the demand for steel. Primary steelmaking companies often have a division that ...

  8. File:Bituminous Coal (Washington Coal, Upper Pennsylvanian ...

    en.wikipedia.org/wiki/File:Bituminous_Coal...

    You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.

  9. Puddling (metallurgy) - Wikipedia

    en.wikipedia.org/wiki/Puddling_(metallurgy)

    If bituminous coal is used then an average grate size is 60 cm × 90 cm (2.0 ft × 3.0 ft) and is loaded with 25–30 cm (9.8–11.8 in) of coal. If anthracite coal is used then the grate is 1.5 m × 1.2 m (4.9 ft × 3.9 ft) and is loaded with 50–75 cm (20–30 in) of coal. Due to the great heat required to melt the charge the grate had to be ...

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