enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. 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.

3. Rouge Steel - Wikipedia

   en.wikipedia.org/wiki/Rouge_Steel

   The hot strip mill can roll to a minimum gauge of .050 in. through .525 in. (1.27 mm through 13.30 mm) in widths from 30 in. to 61 in. (762 mm to 1,549 mm). The recently modernized slab reheat furnaces optimize Severstal Dearborn's heating efficiency and quality, reduce natural gas consumption and increase yield.

4. Semi-finished casting products - Wikipedia

   en.wikipedia.org/wiki/Semi-finished_casting_products

   The slab is created directly by continuous casting or indirectly by rolling an ingot on a slabbing mill. [1] Slabs are usually further processed via flat rolling, skelping, and pipe rolling. Common final products include sheet metal, plates, strip metal, pipes, and tubes. [3] Slab are mainly produced through blast furnace route. One of the ...

5. 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 ...

6. Rheem Manufacturing Company - Wikipedia

   en.wikipedia.org/wiki/Rheem_Manufacturing_Company

   By 2008, a report by the United States Department of Energy ranked the firm as fifth in the US in the central air conditioner and heat pump market with a 12% market share (behind UTC/Carrier with 27%, both Goodman/Amana and American Standard/Trane with 14% and Lennox with 12%), while in the residential gas furnace market as of 2008, the company ...

7. New efficiency standards for home furnaces unveiled [Video] - AOL

   www.aol.com/news/biden-administration-unveils...

   In an effort to reduce the greenhouse gas emissions that are causing climate change, the Department of Energy on proposed new energy-efficiency standards Monday for residential gas furnaces.

8. Trump weighing executive order protecting gas stoves ... - AOL

   www.aol.com/news/trump-weighing-executive-order...

   New York state approved a law last month banning natural gas stoves and furnaces in most new buildings. Those policies have faced legal challenges. Berkeley, the first city to enact such a ban ...

9. Open-hearth furnace - Wikipedia

   en.wikipedia.org/wiki/Open-hearth_furnace

   Open hearth furnace workers at the Zaporizhstal steel mill in Ukraine taking a steel sample, c. 2012 Tapping open-hearth furnace, VEB Rohrkombinat Riesa, East Germany, 1982. An open-hearth furnace or open hearth furnace is any of several kinds of industrial furnace in which excess carbon and other impurities are burnt out of pig iron to produce ...