Patents by Inventor Alexandr A. Malyshkin

Alexandr A. Malyshkin 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).

  • Filter press
    Patent number: 4591435
    Abstract: A filter press includes a frame mounted on posts, a thrust plate secured on the posts in mid-section of the frame, filter plate assemblies arranged on either side of the thrust plate, and a clamp for the filter plates assemblies. The clamp of the filter plate assemblies includes pressure plates, a drive, and braces. The braces of the clamp for the filter plate assemblies are movable both horizontally along the longitudinal centerline of the filter press and vertically relative to the longitudinal centerline. They are also pivotably connected by ends thereof to the drive and by the other ends to the pressure plates.
    Type: Grant
    Filed: August 22, 1984
    Date of Patent: May 27, 1986
    Inventors: Pavel P. Pryadkin, Leonid P. Pertsev, Viktor S. Ziborov, Alexandr F. Pichakhchi, Alexandr A. Malyshkin, Vladislav N. Onufriev