Patents Assigned to Mavag Verfahrenstecnik AG
  • Spiral multiple-tube filter
    Patent number: 6041944
    Abstract: A multiple tube filter made of at least one perforated filter element (15), wherein the outside of the filter element (15) has spirally circulating grooves (2), and the surface between grooves (2) is preferably arched outward in the form of a segment of a circle.
    Type: Grant
    Filed: September 14, 1998
    Date of Patent: March 28, 2000
    Assignee: Mavag Verfahrenstecnik AG
    Inventor: Hans-Peter Meier