Title:
METHOD FOR CUTTING OF THE LEADER OF THE WEB IN A PAPER OR BOARD MACHINE IN THE DRYING SECTION OF THE MACHINE
Document Type and Number:
WIPO Patent Application WO/1993/010307
Kind Code:
A1
Abstract:
The invention concerns a method for cutting of the leader of the web in a paper or board machine in the drying section of the machine by means of a jet of pressurized water. According to the method, the web is placed against the drying wire when it is being cut, and the jet is directed at the web from the free side of the web. The water-jet pressure used is 40...400 bar, preferably about 100 bar, which is produced by an ordinary pressure washer.
Inventors:
KOPONEN ISMO (FI)
VAINIO JARI (FI)
RINTASALO ILMARI (FI)
VAINIO JARI (FI)
RINTASALO ILMARI (FI)
Application Number:
PCT/FI1992/000311
Publication Date:
May 27, 1993
Filing Date:
November 18, 1992
Export Citation:
Assignee:
VALMET PAPER MACHINERY INC (FI)
International Classes:
D21F7/04; D21G9/00; (IPC1-7): D21F7/00; D21G9/00
Foreign References:
| DE3924897A1 | 1991-02-07 | |||
| EP0444316A2 | 1991-09-04 |
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