Global Patent Index - EP 3577272 A1

EP 3577272 A1 20191211 - WEB TREATMENT

Title (en)

WEB TREATMENT

Title (de)

BAHNBEHANDLUNG

Title (fr)

TRAITEMENT DE BANDE CONTINUE

Publication

EP 3577272 A1 20191211 (DE)

Application

EP 18703931 A 20180130

Priority

  • DE 102017102120 A 20170203
  • DE 102017106063 A 20170321
  • DE 102017106037 A 20170321
  • EP 2018052236 W 20180130

Abstract (en)

[origin: WO2018141727A1] The invention relates to a method for treating a web (2) of paper, cardboard or other fibrous material before the smoothing thereof. The aim of the invention is to achieve an optimum surface quality of the fibrous material web (2) with as little loss of volume as possible. To this end, the fibrous material web (2) is moistened in at least one partial treatment process, cooled with air and then moistened again.

IPC 8 full level

D21G 1/00 (2006.01); D21G 7/00 (2006.01)

CPC (source: EP)

D21G 1/0093 (2013.01); D21G 7/00 (2013.01)

Citation (search report)

See references of WO 2018141727A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2018141727 A1 20180809; CN 110291248 A 20190927; CN 110291248 B 20210528; EP 3577272 A1 20191211; EP 4234809 A2 20230830; EP 4234809 A3 20231108

DOCDB simple family (application)

EP 2018052236 W 20180130; CN 201880010003 A 20180130; EP 18703931 A 20180130; EP 23173006 A 20180130