Essays about: "Iron II"

Showing result 6 - 10 of 27 essays containing the words Iron II.

  1. 6. Influence of bio-coal ash respectively coal structure on coke production and coke quality

    University essay from Luleå tekniska universitet/Industriell miljö- och processteknik

    Author : Frida Bäck; [2019]
    Keywords : Bio-coke; bio-coal; leaching; coke quality; carbon structures; torrefied sawdust;

    Abstract : In recent years, the consequences of global warming have increased the discussion about the climate impact caused by humans and the fossil emissions. Sweden has decided to reduce the negative climate impact with a zero vision for the fossil carbon dioxide emissions in year 2045. READ MORE

  3. 7. Potassium in the Galactic thin and thick discs

    University essay from Lunds universitet/Astronomi - Genomgår omorganisation

    Author : Carina Norregaard; [2018]
    Keywords : Physics and Astronomy;

    Abstract : To understand the evolution of our galaxy, the chemical abundance patterns and trends within the stars of the different regions are explored. The process of synthesizing these elements reveals key details about the way the stars and, therefore, the galaxy formed. READ MORE

  4. 8. Leaching of Pyrrhotite from Nickel Concentrate

    University essay from Luleå tekniska universitet/Industriell miljö- och processteknik

    Author : Filip Abrahamsson; [2017]
    Keywords : Leaching; Pyrrhotite; Nickel Concentrate; Pentlandite; H2SO4; sulfuric acid; non-oxidative; acid leaching; Lakning; Magnetkis; Nickelkoncentrat; Pentlandit; H2SO4; svavelsyra; icke-oxidativ; syralakning;

    Abstract : Non-oxidative acid leaching of pyrrhotite from Kevitsa’s Ni-concentrate and methods to recover by-products, have been investigated. Selective dissolution of pyrrhotite (Fe1-xS, 0<x<0.25) can enrich the content of the valuable metals, such as Ni and Co, in the final concentrate and will reduce the amount of Fe and S sent to the smelters. READ MORE

  5. 9. Evaluation of a biogas process co-digesting slaughterhouse waste and swine manure : impact of increased organic loading and addition of iron

    University essay from SLU/Department of Molecular Sciences

    Author : Sara Ericsson; [2017]
    Keywords : biogas;

    Abstract : Anaerobic digestion by microorganisms generate methane which can be used as a renewable source of energy. A complex biological system with a community of microorganisms that work together can be used for generation of methane from substrates such as household wastes and agricultural wastes. READ MORE

  6. 10. A lab study of an iron-coated biochar as a phosphate mitigation tool

    University essay from SLU/Department of Molecular Sciences

    Author : Robert Almqvist; [2017]
    Keywords : biochar; phosphate; iron; magnetite; nutrient leaching; eutrophication; mitigation;

    Abstract : Nutrients in leachate water resulting from manmade activities are recognized as a major problem leading to eutrophication worldwide. In Sweden and other Baltic countries, agricultural activities are a big contributor to eutrophication of the Baltic Sea. READ MORE