Patents by Inventor Giovanni Aliprandi

Giovanni Aliprandi 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).

  • Box discharger comprising reloadable refractory plates, with wedge locking
    Patent number: 4187965
    Abstract: A box discharger particularly suitable for ladles and the like, of the type comprising reloadable refractory plates and with a wedge locking system, which reduces the operation for positioning the tilting plate with respect to the stationary plate to the adjustment of a single element instead of several elements as required by the present art.
    Type: Grant
    Filed: April 21, 1978
    Date of Patent: February 12, 1980
    Assignee: SANAC Societa per Azioni Refrattari Argille e Calolini
    Inventors: Giovanni Aliprandi, Roberto Ricci, Giovanni Timossi
  • Sliding gate valve for molten metal with adjustable plates
    Patent number: 4056217
    Abstract: A box discharger for a large size container of liquid metal, can be mounted on the container and dismounted therefrom, by a single operator, with the aid of tiltable mounting means for mounting frames of stationary and slidable refractory plates on the container. The plates are held to the frames by a set-screw structure.
    Type: Grant
    Filed: December 5, 1975
    Date of Patent: November 1, 1977
    Assignee: SNAC S.p.A. Refrattari Argille e Caolini
    Inventors: Giovanni Aliprandi, Roberto Ricci