Patents Assigned to Tires S.p.A.
  • Patent number: 7823812
    Abstract: A recycling method of used tyres is disclosed, which comprises grinding of tyres to obtain tyre pieces with approximate maximum dimensions of 100×80 mm, granulating of ground tyre pieces to obtain filaments of harmonic steel and granules containing textile fibres with 1-16 mm granulometry, removal of steel filaments using the attraction of a magnetic field, and refining of granules containing textile fibre, in such a way to separate textile fibre from rubber granules with 1-3 mm granulometry for introduction on the market to mould rubber-based materials.
    Type: Grant
    Filed: January 14, 2009
    Date of Patent: November 2, 2010
    Assignee: Tires S.p.A.
    Inventor: Francesco Fazzini