Global Patent Index - EP 4212810 A1

EP 4212810 A1 20230719 - MULTI-CHANNEL WHEEL-RAIL TUNNEL KILN

Title (en)

MULTI-CHANNEL WHEEL-RAIL TUNNEL KILN

Title (de)

MEHRKANALIGER RADSCHIENENTUNNELOFEN

Title (fr)

FOUR TUNNEL À ROUE-RAIL À PLUSIEURS CANAUX

Publication

EP 4212810 A1 20230719 (EN)

Application

EP 21920542 A 20210715

Priority

  • CN 202110073681 A 20210120
  • CN 202120158273 U 20210120
  • CN 2021106423 W 20210715

Abstract (en)

A multi-channel wheel-rail tunnel kiln, which belongs to the field of tunnel kilns. The tunnel kiln comprises a kiln body, two atmosphere regulating chambers, a kiln outer housing, and an atmosphere control device; the kiln outer housing encloses the kiln body; and the two atmosphere regulating chambers are respectively connected at both ends of the kiln body; and the atmosphere control device is provided on the kiln body. The tunnel kiln can achieve relatively high yields and can also provide better atmosphere control.

IPC 8 full level

F27B 9/02 (2006.01)

CPC (source: EP KR)

F27B 9/02 (2013.01 - EP KR); F27B 9/021 (2013.01 - EP); F27B 9/045 (2013.01 - EP KR); F27B 9/10 (2013.01 - EP); F27B 9/20 (2013.01 - EP KR); F27B 9/26 (2013.01 - EP); F27B 9/40 (2013.01 - EP); F27D 3/02 (2013.01 - KR); F27D 7/02 (2013.01 - KR); F27D 19/00 (2013.01 - EP)

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)

EP 4212810 A1 20230719; EP 4212810 A4 20240403; KR 20230059174 A 20230503; WO 2022156161 A1 20220728

DOCDB simple family (application)

EP 21920542 A 20210715; CN 2021106423 W 20210715; KR 20237010958 A 20210715