Patents Assigned to Sterling Durg Inc.
  • Patent number: 4217218
    Abstract: A cleaning and washing system for a reactor utilizing a by-pass, normally closed, to be opened while the normal flow of sludge is closed, for washing out unwanted solid particles in the reactor.
    Type: Grant
    Filed: January 2, 1979
    Date of Patent: August 12, 1980
    Assignee: Sterling Durg Inc.
    Inventor: Gerald L. Bauer