Patents Assigned to Spitzer Silo-Fahrzeugwerk KG
  • Process for discharging bulk material from a silo
    Patent number: 4059311
    Abstract: During evacuation of the contents of a silo through a pneumatic product conveyor line, the internal pressure is controlled continuously. The internal pressure rises in the event of clogging. As soon as the internal pressure exceeds a critical value, an additional volume of air is admitted into the clogged area to break up the accumulation.
    Type: Grant
    Filed: April 27, 1976
    Date of Patent: November 22, 1977
    Assignee: Spitzer Silo-Fahrzeugwerk KG
    Inventors: Artur Spitzer, Hartmut Biedert, Fritz Gramlich, deceased