EP 4136290 B1 20240703 - STEAM BLOW BOX WITH STEAM CONDITIONING
Title (en)
STEAM BLOW BOX WITH STEAM CONDITIONING
Title (de)
DAMPFBLASKASTEN MIT DAMPFKONDITIONIERUNG
Title (fr)
BOÎTE DE SOUFFLAGE DE VAPEUR AVEC CONDITIONNEMENT DE LA VAPEUR
Publication
Application
Priority
- DE 102020110544 A 20200417
- EP 2021057364 W 20210323
Abstract (en)
[origin: WO2021209232A1] The invention relates to a device for applying steam to a moving paper web, cardboard web, tissue web or another fibrous material web, the device comprising: a steam blower box having a steam distribution device; a plurality of separate zones having zone valves and nozzles that are directed to the fibrous material web and are connected to a steam supply line which maintains the steam at a pressure of greater than 4 bar, typically greater than 6 bar, characterised in that, directly in or on the steam blower box, a further device for reducing the steam pressure is provided, comprising a steam valve in the supply line, a dosing device that has a nozzle for introducing cooling water, and a status measuring point of the expanded steam.
IPC 8 full level
D21F 7/00 (2006.01)
CPC (source: EP)
D21F 7/008 (2013.01)
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
DOCDB simple family (publication)
DE 102020110544 A1 20211021; EP 4136290 A1 20230222; EP 4136290 B1 20240703; WO 2021209232 A1 20211021
DOCDB simple family (application)
DE 102020110544 A 20200417; EP 2021057364 W 20210323; EP 21715791 A 20210323