Patent · US Expired

Device and process for uniform drying of products in web form produced by coating

US6655046B2 · kind B2 · utility

4Cited by

6References

15Claims

0Family size

Assignee

LTS Lohmann Therapie-Systeme AG · DE

Inventors

Wolfgang Schafer · Düren, DE
Peter Schwarz · Speyer, DE
Rudi Brathuhn · Neuwied, DE
Michael Hoffmann · Neckarsulm, DE

Key dates

Filing date	Sep 14, 2001
Grant date	Dec 2, 2003
Priority date	—
Expiry date	Oct 18, 2021

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF26B21/08
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A device and a process for drying thin layers or films which are manufactured by applying a coating mass, which is produced on an aqueous basis, to a support, the said layer or film being transported through a drying device having at least one drying zone, is characterized in that in at least one drying zone, designated as moisture-compensation zone, air is supplied which has a moisture content corresponding to the constant moisture content of the film to be prepared or the layer to be prepared.

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