Search for dissertations about: "iron production"

Showing result 16 - 20 of 342 swedish dissertations containing the words iron production.

  2. 16. Characterization of factors interacting in CGI machining : machinability - material microstructure - material physical properties

    Author : Anders Berglund; Cornel Mihai Nicolescu; Tero Stjernstoft; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; CGI; Compacted Graphite Iron; milling; cast iron; machinability; material microstructure; material physical properties; CGI; kompaktgrafitjärn; fräsning; gjutjärn; skärbarhet; mikrostruktur; materialegenskaper; Manufacturing engineering; Produktionsteknik;

    Abstract : The Swedish truck industry is forced to find new material solutions to achieve lighter engines with increased strength. Customers and new environmental regulations demand both higher specific power and more environmentally friendly trucks, and this places a rising pressure on the manufactures. READ MORE

  4. 17. Adsorption of surfactants and polymers on iron oxides : implications for flotation and agglomeration of iron ore

    Author : Elisaveta Potapova; Luleå tekniska universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Chemical Technology; Kemisk teknologi;

    Abstract : Iron ore pellets are an important refined product used as a raw material in the production of steel. In order to meet the requirements of the processes for iron production, the iron ore is upgraded in a number of steps including, among others, reverse flotation. READ MORE

  5. 18. Gold, Coal and Iron : Essays on Industrialization and Economic Development

    Author : Adrian Poignant; Niklas Bengtsson; Mounir Karadja; Ola Olsson; Uppsala universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; electricity; female employment; labor supply; artisanal mining; agriculture; displacement; industrialization; industrial revolution; Economics; Nationalekonomi;

    Abstract : Essay I: How does electricity provision affect female employment? In theory, electrical household appliances can save labor in domestic production and divert it to the market. However, the empirical evidence has been inconclusive. READ MORE

  6. 19. IronArc a New Process for Pig Iron Production : A Numerical and Experimental Investigation Focusing on Mixing

    Author : Kristofer Bölke; Mikael Ersson; Pär Jönsson; Stein Tore Johanssen; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Mixing time; Penetration depth; CFD simulations; IronArc; Water modeling; Mixing time Experiments; Omrörningstid; Penetrationsdjup; CFD simuleringar; IronArc; Vattenmodellering; Omrörningsexperiment; Metallurgical process science; Metallurgisk processvetenskap;

    Abstract : I den här studien så var syftet att undersöka omrörningen och relaterade fenomen i den nyutvecklade IronArc processen. Processen använder sig av gasinjektion genom plasmageneratorer för att smälta och reducera en slagg bestående av järnoxid. READ MORE

  7. 20. Utilising forest biomass in iron and steel production : investigating supply chain and competition aspects

    Author : Chinedu Maureen Nwachukwu; Elisabeth Wetterlund; Andrea Toffolo; Chuan Wang; Marlene Arens; Luleå tekniska universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Energiteknik; Energy Engineering;

    Abstract : .... READ MORE