Patents Assigned to I.O.S. Industria Ossidi Sinterizzati S.r.l.
  • Device for propelling grinding bodies in a grinding mill
    Patent number: 4134557
    Abstract: A ball grinding mill in which the grinding bodies are formed at least partially of ferro-magnetic material and are propelled about the grinding chamber by a magnetic field.
    Type: Grant
    Filed: May 27, 1977
    Date of Patent: January 16, 1979
    Assignee: I.O.S. Industria Ossidi Sinterizzati S.r.l.
    Inventors: Armando Lazzari, Alfredo Cartoceti, Eberhart Steinort
  • Grinding apparatus
    Patent number: 4134553
    Abstract: Grinding apparatus comprising a container, means for generating a magnetic field within the container, and means for varying the magnetic field to cause relative movement between material to be ground and grinding medium in the container, at least one of the grinding medium and material to be ground being magnetic material, and the container being substantially of non-magnetic material, such as rubber or plastics.
    Type: Grant
    Filed: May 27, 1977
    Date of Patent: January 16, 1979
    Assignee: I.O.S. Industria Ossidi Sinterizzati S.r.l.
    Inventors: Eberhart Steinort, Armando Lazzari, Alfredo Cartoceti