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  2. Puddling (metallurgy) - Wikipedia

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

    Puddling is the process of converting pig iron to bar (wrought) iron in a coal fired reverberatory furnace. It was developed in England during the 1780s. The molten pig iron was stirred in a reverberatory furnace, in an oxidizing environment to burn the carbon, resulting in wrought iron. [ 1] It was one of the most important processes for ...

  3. Mk 12 Special Purpose Rifle - Wikipedia

    en.wikipedia.org/wiki/Mk_12_Special_Purpose_Rifle

    700 m (770 yd) Feed system. 20- or 30-round STANAG magazine [ 1] The United States Navy Mk 12 MOD 0/1/H Special Purpose Rifle ( SPR) is a designated marksman rifle that was in service with United States Special Operations Forces in the designated marksman role until 2017, also designed to be shorter than standard weapons. [ 2][ 3] SPR initially ...

  4. Fitchburg Furnace - Wikipedia

    en.wikipedia.org/wiki/Fitchburg_Furnace

    The Fitchburg Furnace is a historic iron furnace located in the Daniel Boone National Forest in Estill County, KY. / 37.7327; -83.8524. The furnace is the world's largest charcoal iron furnace and the last to be built in Kentucky. The structure was state of the art in its time. With core of the furnace consisted of twin stacks built of local ...

  5. Electric arc furnace - Wikipedia

    en.wikipedia.org/wiki/Electric_arc_furnace

    An electric arc furnace ( EAF) is a furnace that heats material by means of an electric arc . Industrial arc furnaces range in size from small units of approximately one-tonne capacity (used in foundries for producing cast iron products) up to about 400-tonne units used for secondary steelmaking. Arc furnaces used in research laboratories and ...

  6. Catoctin Furnace - Wikipedia

    en.wikipedia.org/wiki/Catoctin_Furnace

    Catoctin Furnace. /  39.57639°N 77.43389°W  / 39.57639; -77.43389. Catoctin Furnace (also known as Catoctin Iron Furnace) is an historic iron forge located on Route 15 between Frederick and Thurmont in Catoctin Furnace, Maryland. Since it was closed in 1903, no forge has been at the site.

  7. Nittany Furnace - Wikipedia

    en.wikipedia.org/wiki/Nittany_Furnace

    Nittany Furnace, known earlier as Valentine Furnace, was a hot blast iron furnace located in Spring Township, Centre County, Pennsylvania, United States. Placed in operation in 1888 on the site of an older furnace, it was an important feature of Bellefonte economic life until it closed in 1911, no longer able to compete with more modern steel ...

  8. List of Iron Chef America episodes - Wikipedia

    en.wikipedia.org/wiki/List_of_Iron_Chef_America...

    This is the list of the episodes for the American cooking television series and competition Iron Chef America, produced by Food Network.The series is based on the Japanese series Iron Chef and is a cooking competition in which a challenger chef "battles" one of the resident "Iron Chefs" by cooking five or more dishes in a one-hour time slot based around a secret ingredient or ingredients, and ...

  9. Oxford Furnace - Wikipedia

    en.wikipedia.org/wiki/Oxford_Furnace

    Oxford Furnace is a historic blast furnace on Washington Avenue, near the intersection with Belvidere Avenue, in Oxford, Oxford Township, Warren County, New Jersey. The furnace was built by Jonathan Robeson (c. 1695–1766) in 1741 and produced its first pig iron in 1743. [ 3] The first practical use in the United States of hot blast furnace ...