Essays about: "Blästerugn"

Found 4 essays containing the word Blästerugn.

  1. 1. Metallurgical analysis of some osmund iron from Sweden and Estonia : A short historical review of medieval iron production and export

    University essay from KTH/Materialvetenskap

    Author : Ellinor Fischbein; Felicia Larsson; [2021]
    Keywords : ;

    Abstract : During the Middle Ages, Sweden was a coveted exporter of high-quality iron in Europe. Bloomery furnaces could have produced osmund iron. However, most osmund iron was produced in blast furnaces. The iron was then treated in the finery process and cut into pieces. READ MORE

  3. 2. From Bloomery Furnace to Blast Furnace : Archeometallurgical Analysis of Medieval Iron Objects From Sigtuna and Lapphyttan, Sverige

    University essay from KTH/Materialvetenskap

    Author : Andreas Helén; Andreas Pettersson; [2019]
    Keywords : ;

    Abstract : During the Early Middle Ages, the iron production in Sweden depended on the bloomery furnace, which up to that point was well established as the only way to produce iron. Around the Late Middle Ages, the blast furnace was introduced in Sweden. READ MORE

  4. 3. Examination of Ancient Scandinavian Archaeological Findings : From Tortuna in Västerås, Sweden

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Jacob Blinke; Evelynne Geiger; Amanda Edlund; [2018]
    Keywords : Forging; microstructure; steel manufacturing; Iron Ages; bloomery furnace; amulet rings; edge tools; horse cleat; Vickers hardness; Smide; mikrostruktur; ståltillverkning; järnåldern; blästerugn; amulettringar; eggverktyg; hästbrodd; Vickers hårdhet;

    Abstract : This study concerns the examinations of archaeological steel-objects from the Iron Ages, found in Tortuna outside Västerås, Sweden. Not many metallurgical analyses have been made on steel objects from the Iron Ages, most likely in order to preserve the findings. Therefore, very little knowledge about old steel materials exists. READ MORE

  5. 4. To Make Iron of Iron : A Comprehensive Analytical Study of Spade Shaped Iron Bars

    University essay from Stockholms universitet/Arkeologiska forskningslaboratoriet

    Author : Nickolas Pappas Adlreburg; [2017]
    Keywords : Archaeological Science; Archaeometallurgy; Spade Shaped Iron Bars; X-Ray Fluorescence XRF ; Scanning Electron Microscopy SEM ; Metallography; Swedish Archaeology; Archaeology in Norrland; Scandinavian Iron Age; Nordic Iron Age; Roman Iron Age; Migration Period; Vendel Period; Prehistoric Metallurgy; Slag; Iron Bar; Currency Bar; Bloomery; Bloom Iron; Bog Iron; Limonite; Mineral Iron Ores; Hematite; Magnetite Phosphoric Iron Steel; Prehistoric Steel; Ferrite; Pearlite; Nickel; Cobalt; Phosphorus; Arsenic; Magnesium; Sulfur; Manganese; Norrland; Middle Norrland; Uppland; Gästrikland; Hälsingland; Medelpad; Jämtland; Södermanland; Helgö; Torsåker; Gåcksätter; Alborga; Offerdal; Selånger; Villberga; Arbrå; Laborativ Arkeologi; Arkeometallurgi; Spadformiga Ämnesjärn; Röntgenfluorescens XRF ; Svepelektronmikroskop SEM ; Metallografi; Svensk Arkeologi; Norrländsk Arkeologi; Förnnordisk Arkeologi; Skandinavisk Järnålder; Nordisk Järnålder; Fornnordisk Järnålder; Romersk Järnålder; Folkvandringstiden; Vendeltiden; Forhistorisk Metallurgi; Slaget; Ämnesjärn; Blästerugn; Blästa; Myrmalm; Sjömalm; Limonit; Bergmalm; Hematit; Magnetit; Fosforisk Järn Stål; Förhistorisk Stål; Ferrit; Pearlit; Nickel; Kobolt; Fosfor; Arsen; Magnesium; Svavel; Mangan; Norrland; Mellannorrland; Uppland; Gästrikland; Hälsingland; Medelpad; Jämtland; Södermanland; Helgö; Torsåker; Gåcksätter; Alborga; Offerdal; Selånger; Villberga; Arbrå;

    Abstract : This thesis aims to provide adequate analytical information on the spade shaped iron bars of Norrland and central Sweden. While their significance has been thoroughly debated for decades, analytical research on them has been confined to cases of single artefacts or theoretical interpretations of their value, meaning and origin. READ MORE