Global Patent Index - EP 0550230 B1

EP 0550230 B1 19950816 - Felt conditioning.

Title (en)

Felt conditioning.

Title (de)

Filzkonditionieren.

Title (fr)

Traitement de feutre.

Publication

EP 0550230 B1 19950816 (EN)

Application

EP 92311638 A 19921221

Priority

US 81620092 A 19920102

Abstract (en)

[origin: EP0550230A1] A process for the felts of a papermaking operation in order to inhibit the deposition of particulate matter in the felt comprising applying to the felt a fatty acid imidazoline compound.

IPC 1-7

D21H 21/02; D21H 17/07

IPC 8 full level

D21H 17/07 (2006.01); D21H 21/02 (2006.01)

CPC (source: EP)

D21H 17/07 (2013.01); D21H 21/02 (2013.01)

Citation (examination)

ABSTRACT BULLETIN OF THE INSTITUTE OF PAPER CHEMISTRY vol. 48, no. 7, January 1978, APPLETON US page 740 WENZL 'abstract no.6840' & WOCHENBLATT FÜR PAPIERFABRIKATION vol. 105, no. 16, 1977, pages 619-622 WENZL 'Ein Konzept zur Vermeidung nichtbiologischer Ablagerungen in dem Kreislaufsystem von Papier- und Zellstoffabriken'

Designated contracting state (EPC)

AT BE DE ES FR GB IT NL SE

DOCDB simple family (publication)

EP 0550230 A1 19930707; EP 0550230 B1 19950816; AT E126557 T1 19950915; CA 2083406 A1 19930703; CA 2083406 C 20040106; DE 69204154 D1 19950921; DE 69204154 T2 19960104; FI 925886 A0 19921228; FI 925886 A 19930703; FI 97553 B 19960930; FI 97553 C 19970110; NO 300226 B1 19970428; NO 925022 D0 19921228; NO 925022 L 19930705

DOCDB simple family (application)

EP 92311638 A 19921221; AT 92311638 T 19921221; CA 2083406 A 19921120; DE 69204154 T 19921221; FI 925886 A 19921228; NO 925022 A 19921228