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  2. Valheim - Wikipedia

    en.wikipedia.org/wiki/Valheim

    Valheim is an upcoming survival and sandbox video game by the Swedish developer Iron Gate Studio and published by Coffee Stain Studios. [1] It was released in early access on 2 February 2021 for Linux and Windows via Steam , and for Xbox One and Xbox Series X/S on 14 March 2023.

  3. Refining (metallurgy) - Wikipedia

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

    The silver is then recovered by volatilizing the zinc. [2] The Parkes process largely replaced the Pattinson process, except where the lead contained insufficient silver. In such a case, the Pattinson process provided a method to enrich it in silver to about 40 to 60 ounces per ton, at which concentration it could be treated using the Parkes ...

  4. Flash smelting - Wikipedia

    en.wikipedia.org/wiki/Flash_smelting

    Flash smelting (Finnish: Liekkisulatus, literally "flame-smelting") is a smelting process for sulfur-containing ores [1] including chalcopyrite. The process was developed by Outokumpu in Finland and first applied at the Harjavalta plant in 1949 for smelting copper ore. [2] [3] It has also been adapted for nickel and lead production. [2]

  5. List of aluminium smelters - Wikipedia

    en.wikipedia.org/wiki/List_of_aluminium_smelters

    This is a list of primary aluminium smelters in the world. Primary production is the process by which alumina is smelted to pure aluminum. [1] Secondary production is the process of recycling aluminum scrap into aluminum that can be used again. [2]

  6. Bunker Hill Mine and Smelting Complex - Wikipedia

    en.wikipedia.org/wiki/Bunker_Hill_Mine_and...

    Then in 1976, the company decided to build a 715-foot stack at the lead smelter, and a 610-foot stack at the zinc plant, to better disperse emissions. [3]: 179, 186, 188–190 In 1983, the Bunker Hill smelter was added to the National Priorities List as a Superfund site by the United States Environmental Protection Agency. [2]

  7. Bloomery - Wikipedia

    en.wikipedia.org/wiki/Bloomery

    Bloomery type furnaces typically produced a range of iron products from very low-carbon iron to steel containing around 0.21.5% carbon. The master smith had to select pieces of low-carbon iron, carburize them, and pattern-weld them together to make steel sheets. Even when applied to a noncarburized bloom, this pound, fold, and weld process ...

  8. Anaconda Smelter Stack - Wikipedia

    en.wikipedia.org/wiki/Anaconda_Smelter_Stack

    The Anaconda Smelter Stack is the tallest surviving masonry structure in the world, with an overall height of about 585 feet (178.3 m), including a brick chimney 555 feet (169.2 m) tall and the downhill side of a concrete foundation 30 feet (9.1 m) tall. [2] [3] [A] It is a brick smoke stack or chimney, built in 1918 as part of the Washoe ...

  9. Remains of the 13 Levels - Wikipedia

    en.wikipedia.org/wiki/Remains_of_the_13_Levels

    Originally built in 1933 by Japanese during their occupation, [1] the building used to be a copper and gold smelter plant called the Shuinandong Smelter that used to process refined ore from Jinguashi and Jiufen. [2] After the handover of Taiwan from Japan to the Republic of China in 1945, the refinery was taken over by the state-run company ...