Piping system for process plants in the food and beverage industry

US8596298B2 · kind B2 · utility

Assignee

• GEA Tuchenhagen GmbH · DE

Inventors

• Jens Burmester · Grambek, DE
• Matthias Suedel · Ratekau, DE

Key dates

• Filing date: May 27, 2009
• Grant date: Dec 3, 2013
• Expiry date: Mar 30, 2030

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T137/8803
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

A piping system for food and beverage process plants connecting a tank and process assembly to a pipe system via double seat valves mix-proof in the seat including valve distributor trees and the double seat has two serially disposed closing members with open and closed positions, the closing members delimiting a leakage cavity with a connection path to the surroundings of the double seat valve. A first closing member comes in sealing contact at a second closing member and transfers the second closing member into a sealed position. The second closing member having a hollow rod and a seat seal.