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  2. Underground personnel carrier - Wikipedia

    en.wikipedia.org/wiki/Underground_personnel_carrier

    Coal miners riding a mantrip. A mantrip is a shuttle for transporting miners down into an underground mine at the start of their shift, and out again at the end. Mantrips usually take the form of a train, running on a mine railway and operating like a cable car. Mantrips may also be self-powered, for example by a diesel locomotive.

  3. Jeffrey Manufacturing Company - Wikipedia

    en.wikipedia.org/wiki/Jeffrey_Manufacturing_Company

    The Jeffrey Manufacturing Company, was an American industrial equipment manufacturing company, at one time the largest producer of coal cutting machines and mining locomotives in the world. It was established in 1878 as the Lechner Mining Machine Company, based in Columbus, Ohio , and is credited with producing America's first power-driven coal ...

  4. Tipple - Wikipedia

    en.wikipedia.org/wiki/Tipple

    Basic coal tipples simply load coal into railroad cars. [1] Many tipples had simple screening equipment to sort coal pieces by size before loading. [2] [3]: 20 A modern coal mine facility usually includes a coal preparation plant which washes coal of soil and rock, before loading it for transport to market. The term "tipple" may be used ...

  5. Vintage photos of coal miners in America - AOL

    www.aol.com/news/2017-04-24-vintage-photos-of...

    Accidents involving the improper use of equipment and collapsing mines were frequent occurrences. Coal-mining was also one of the many dangerous jobs that employed child workers.

  6. Joy Global - Wikipedia

    en.wikipedia.org/wiki/Joy_Global

    Joy Global Inc. was a company that manufactured and serviced heavy equipment used in the extraction and haulage of coal and minerals in both underground and surface mining. [ 2 ] [ 1 ] The company had manufacturing facilities in Alabama, Pennsylvania, Texas, Wisconsin, Australia, Canada, China, France, South Africa, Poland and the United ...

  7. Coal mining - Wikipedia

    en.wikipedia.org/wiki/Coal_mining

    A coal mine mantrip at Lackawanna Coal Mine in Scranton, Pennsylvania Coal miners exiting a winder cage at a mine near Richlands, Virginia in 1974 Surface coal mining in Wyoming, U.S. A coal mine in Frameries, Belgium. Coal mining is the process of extracting coal from the ground or from a mine.