Global Patent Index - EP 4281723 A1

EP 4281723 A1 20231129 - SHIELDING SHOE FOR WALKING BEAM FURNACES

Title (en)

SHIELDING SHOE FOR WALKING BEAM FURNACES

Title (de)

ABSCHIRMSCHUH FUER HUBBALKENOEFEN

Title (fr)

SABOT DE PROTECTION POUR FOURS À LONGERONS MOBILES

Publication

EP 4281723 A1 20231129 (DE)

Application

EP 21805961 A 20211109

Priority

  • AT 500302021 A 20210121
  • EP 2021081050 W 20211109

Abstract (en)

[origin: WO2022156932A1] The invention relates to a shielding shoe (1a) for covering openings in the bottom of a walking beam furnace, the shielding shoe (1a) having a semi-circular recess (9a) and, as a result of which, can be held on a vertical post (5a) of the walking beam furnace. The shielding shoe (1a) substantially consists of refractory cast concrete or refractory rammed concrete and according to the invention has a honeycomb structure (7a) below the shielding shell (8a). The invention also relates to a walking beam furnace having shielding shoes (1a) of this kind.

IPC 8 full level

F27B 9/20 (2006.01); F27D 3/00 (2006.01); F27D 99/00 (2010.01)

CPC (source: AT EP US)

F27B 9/201 (2013.01 - EP US); F27D 1/0033 (2013.01 - AT); F27D 1/12 (2013.01 - AT); F27D 3/00 (2013.01 - US); F27D 99/0073 (2013.01 - EP US); F27D 2003/0048 (2013.01 - EP 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

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

WO 2022156932 A1 20220728; AT 523403 A4 20210815; AT 523403 B1 20210815; EP 4281723 A1 20231129; US 2024318916 A1 20240926

DOCDB simple family (application)

EP 2021081050 W 20211109; AT 500302021 A 20210121; EP 21805961 A 20211109; US 202118259660 A 20211109