Global Patent Index - EP 3489602 B1

EP 3489602 B1 20200909 - BATCH FURNACES FOR ANNEALING MATERIAL AND METHOD FOR HEAT TREATMENT OF A FURNACE PRODUCT

Title (en)

BATCH FURNACES FOR ANNEALING MATERIAL AND METHOD FOR HEAT TREATMENT OF A FURNACE PRODUCT

Title (de)

CHARGENOFEN FÜR GLÜHGUT UND VERFAHREN ZUR WÄRMEBEHANDLUNG EINES OFENGUTES

Title (fr)

FOUR DE CHARGEMENT POUR PRODUITS À RECUIRE ET PROCÉDÉ DE TRAITEMENT THERMIQUE D'UN PRODUIT ENFOURNÉ

Publication

EP 3489602 B1 20200909 (DE)

Application

EP 18208226 A 20181126

Priority

DE 102017128076 A 20171128

Abstract (en)

[origin: US2019162474A1] The present invention relates to a batch furnace for annealing material comprising a furnace housing which has a closable loading opening, a receiving chamber for furnace material and a device for convective heat transfer to the furnace material by a heat transfer medium, wherein the device for convective heat transfer comprises at least one heating device and at least one fan which is arranged in the furnace housing wherein the receiving chamber is arranged on the suction side of the fan and at least one nozzle array is arranged on the pressure side of the fan, wherein the nozzle array has a central opening which forms an intake duct of the fan and the nozzle array projects radially beyond the fan. The invention further relates to a method for heat treatment of a furnace material.

IPC 8 full level

F27B 11/00 (2006.01); C21D 1/767 (2006.01); C21D 9/00 (2006.01); C22F 1/04 (2006.01); F27B 5/14 (2006.01); F27B 5/16 (2006.01); F27D 3/00 (2006.01); F27D 7/04 (2006.01)

CPC (source: BR EP KR US)

C21D 1/767 (2013.01 - EP US); C21D 9/0043 (2013.01 - EP US); C21D 9/54 (2013.01 - BR); C22F 1/04 (2013.01 - EP KR US); F27B 5/14 (2013.01 - EP US); F27B 5/16 (2013.01 - EP US); F27B 11/00 (2013.01 - EP US); F27B 17/0083 (2013.01 - KR); F27D 3/0024 (2013.01 - EP US); F27D 7/04 (2013.01 - EP KR US); F27B 2005/168 (2013.01 - EP US); F27B 2005/169 (2013.01 - EP US); F27D 2007/045 (2013.01 - EP KR US)

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)

EP 3489602 A1 20190529; EP 3489602 B1 20200909; BR 102018074451 A2 20190625; BR 102018074451 A8 20230307; CN 109837369 A 20190604; CN 109837369 B 20220107; DE 102017128076 A1 20190529; KR 102132799 B1 20200722; KR 20190062297 A 20190605; US 11060793 B2 20210713; US 2019162474 A1 20190530

DOCDB simple family (application)

EP 18208226 A 20181126; BR 102018074451 A 20181127; CN 201811432507 A 20181128; DE 102017128076 A 20171128; KR 20180149388 A 20181128; US 201816197942 A 20181121