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  2. Mining lamp - Wikipedia

    en.wikipedia.org/wiki/Mining_lamp

    1859 William Clark patented the first electrical mining lamp. [3] 1870s J.B.Marsaut (France) double gauze design [4] 1872 Coal Mines Regulation Act required locked lamps under certain conditions [5] 1881 Joseph Swan exhibited his first electric lamp 1882 Made by William Reid Clanny invented a 'bonnetted' Clanny lamp, [6]

  3. Wheat lamp - Wikipedia

    en.wikipedia.org/wiki/Wheat_lamp

    A wheat lamp is a type of incandescent light designed for use in underground mining, named for inventor Grant Wheat and manufactured by Koehler Lighting Products in Wilkes-Barre, Pennsylvania, United States, a region known for extensive mining activity.

  4. Safety lamp - Wikipedia

    en.wikipedia.org/wiki/Safety_lamp

    Modern flame safety lamp used in mines, manufactured by Koehler. A safety lamp is any of several types of lamp that provides illumination in places such as coal mines where the air may carry coal dust or a build-up of flammable gases, which may explode if ignited, possibly by an electric spark.

  5. Carbide lamp - Wikipedia

    en.wikipedia.org/wiki/Carbide_lamp

    A mining or caving lamp has calcium carbide placed in a lower chamber, the generator. The upper reservoir is then filled with water. A threaded valve or other mechanism is used to control the rate at which the water is allowed to drip into the chamber containing the calcium carbide.

  6. Minecart - Wikipedia

    en.wikipedia.org/wiki/Minecart

    Cart from 16th century, found in Transylvania. A minecart, mine cart, or mine car (or more rarely mine trolley or mine hutch) is a type of rolling stock found on a mine railway, used for transporting ore and materials procured in the process of traditional mining.

  7. As Trump retakes White House, climate-change experts ... - AOL

    www.aol.com/trump-retakes-white-house-climate...

    Wyoming's coal mining industry has been slowly collapsing as utilities shift to greener energy. Gordon wants to protect Wyoming's economy by maintaining some coal production while also encouraging ...

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