• LESER, The Safety-Valve.com

    LESER, The Safety-Valve.com

  • FLUITEC Measure. Consult. Treat.

    FLUITEC Measure. Consult. Treat.

  • GRANDPERSPECTIVE: We make visible the invisible hazard

    GRANDPERSPECTIVE: We make visible the invisible hazard

  • Nitrogen & Syngas Berlin 2022

    Nitrogen & Syngas Berlin 2022

  • Nitrogen & Syngas USA 2022

    Nitrogen & Syngas USA 2022

This invention describes a process which consists of a vacuum evaporation stage, a cooling phase with air until nearly the crystallization temperature and that a further cooling against urea fines leading to a free flowing product with a crushing strength of 30 kg/cm2, a biuret figure lower than 2 wt% and a low moisture content of 0.1-0.2 wt%.