Showing 81 - 100 results of 791 for search '"fossil fuel"', query time: 0.08s Refine Results
  1. 81
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  4. 84
    Published in 2018
    Repositorio Universidad Nacional de Colombia

    ... that this product has important characteristics to be used as a biofuel or as a fossil fuel additive, reducing...
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  5. 85
    Article of journal
    Published in 2011
    Repositorio Universidad Nacional de Colombia

    ... waste decomposition make biogas a promising alternative for fossil fuel substitution and an energy...
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  6. 86
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  8. 88
    Article of journal
    Published in 2022
    Repositorio Biblioteca Digital Universidad Externado de Colombia

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  9. 89
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  13. 93
    Article of journal
    Repositorio Universidad Nacional de Colombia

    ...The main difficulty with fossil fuel combustión lies in sulphur and nitrogen becoming converted...
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  19. 99
    Doctoral thesis
    Published in 2017
    Repositorio Universidad Nacional de Colombia

    ..., particularly those based on fossil - fuel plant, are shifting from their stable and predictable situation...
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  20. 100
    Article of journal
    Repositorio Universidad Nacional de Colombia

    ... and secondary tillage and only used fossil fuel to prepare the soca of the previous culture. Referred to SD, LC...
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