Patents by Inventor Laszlo Barna

Laszlo Barna has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Equipment for the delivery of slurries and for refinement during delivery
    Patent number: 4361414
    Abstract: The invention relates to an equipment for the delivery of slurries and for their refinement during delivery, which has a housing provided with axial inlet opening and tangential discharge opening, furthermore a disc-shaped stationary part in the housing with a concentric opening adjoining the inlet opening, and disc-shaped rotary part arranged opposite the stationary part. Rods are concentrically arranged according to the invention alternately on the stationary part and rotary part in such a way, that the rods of the stationary part point toward the rotary part, and the rods of the rotary part point toward the stationary part, and the rotary part has a jacket surrounding the rods arranged along the largest diameter circle of the stationary part, said jacket being perforated with holes in radial direction.
    Type: Grant
    Filed: July 23, 1980
    Date of Patent: November 30, 1982
    Assignees: Banyaszati Kutato Intezet, Tatabanyai Szenbanyak
    Inventors: Sandor Nemes, Karoly Solymos, Laszlo Barna, Tibor Bognar, Jozsef Szigetvari, Ferenc Vajda, Endre Tornai