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  2. Forced-air gas - Wikipedia

    en.wikipedia.org/wiki/Forced-air_gas

    The natural gas is fed to buildings from a main gas line. The duct work supplying the hot air (and sometimes cool air if an AC unit is tied into the system) may be insulated. A thermostat starts and stops the furnace to regulate temperature. Large homes or commercial buildings may have multiple thermostats and heating zones, controlled by ...

  3. Furnace (central heating) - Wikipedia

    en.wikipedia.org/wiki/Furnace_(central_heating)

    Diagram of natural draft gas furnace, early 20th century. The first category of furnaces is natural draft, atmospheric burner furnaces. These furnaces consisted of cast-iron or riveted-steel heat exchangers built within an outer shell of brick, masonry, or steel. The heat exchangers were vented through brick or masonry chimneys.

  4. Central heating - Wikipedia

    en.wikipedia.org/wiki/Central_heating

    Institutional heating systems (office buildings or schools, for example) can use low-grade, inexpensive bunker fuel to run their heating plants, but capital cost is high compared to more easily managed liquid fuels. Natural gas is a widespread heating fuel in North America and northern Europe. Gas burners are automatically controlled and ...

  5. Robert Habersham Coleman - Wikipedia

    en.wikipedia.org/wiki/Robert_Habersham_Coleman

    In September 1893, the last operating Coleman furnace also closed. [4] Coleman's bankruptcy assignee was the Pennsylvania Company for Insurance on Lives and Granting Annuities. [25] In On May 14, 1894, the Lackawanna Iron Company of Scranton, Pennsylvania purchased Coleman's mines and furnaces for a reported $3 million (equivalent to ...

  6. Natural gas - Wikipedia

    en.wikipedia.org/wiki/Natural_gas

    Natural gas burning on a gas stove Burning of natural gas coming out of the ground. Natural gas (also called fossil gas, methane gas, or simply gas) is a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane (95%) [1] in addition to various smaller amounts of other higher alkanes.

  7. Coleman (brand) - Wikipedia

    en.wikipedia.org/wiki/Coleman_(brand)

    Coleman gas lamps were provided to play the first night football game west of the Mississippi River. [2] In 1996, the company acquired the French Campingaz. In September 2004, Jarden acquired American Household, which was the privately-held parent company of Coleman as well as other brands like Sunbeam Products, for $745.6 million in cash. [3] [4]

  8. Thomas M. Carnegie - Wikipedia

    en.wikipedia.org/wiki/Thomas_M._Carnegie

    A second Lucy furnace was built in 1877. [61] In 1881, a two-thirds share in the company was sold to Wilson, Walker & Co. and James R. Wilson relieved Thomas Carnegie and John Phipps of their duties overseeing the operation of the furnaces. [58] Thomas Carnegie's experience in running the Lucy furnaces led him to co-found the Edgar Thomson ...

  9. Industrial furnace - Wikipedia

    en.wikipedia.org/wiki/Industrial_furnace

    The floor of the furnace is mostly made of a different material from that of the wall, typically hard castable refractory to allow technicians to walk on its floor during maintenance. A furnace can be lit by a small pilot flame or in some older models, by hand. Most pilot flames nowadays are lit by an ignition transformer (much like a car's ...

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