Method of measuring the quality properties of paper and/or board on moving webs

US6476915B2 · kind B2 · utility

Assignee

• Siemens Aktiengesellschaft · DE

Inventors

• Hermann Hartenstein · Neunkirchen, DE
• Uwe Lampe · Buxtehude, DE
• Christoph Roth · Bodenwerder, DE

Key dates

• Filing date: May 4, 2001
• Grant date: Nov 5, 2002
• Expiry date: May 4, 2021

Classification

• Technology area (CPC G): Physics
• CPC primary: G01N33/346
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A method for measuring the quality properties of paper and/or board on moving webs is disclosed. The present invention utilizes a staged evaluation method in which the basic properties of the paper or board and further properties are determined via multi-stage modeling.