Patent · US Expired

Method and device for the continuous measurement and control of the composition of a wetting-agent solution for offset printing

US6194215A · kind A · utility

4Cited by

18References

22Claims

0Family size

Assignee

Baldwin Grafotec GmbH · DE

Inventors

Wolfgang Rauh · Bad Säckingen, DE
Stephan Dietzel · Munich, DE

Key dates

Filing date	Aug 31, 1998
Grant date	Feb 27, 2001
Priority date	—
Expiry date	Aug 31, 2018

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T436/203332
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The wetting-agent solution proposed contains of water and at least one organic solvent miscible with water. The speed of sound in the solution is measured and, from the value obtained, a control signal is generated to keep the composition of the solution constant.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.