Global Patent Index - EP 2024681 A1

EP 2024681 A1 2009-02-18 - GAS BURNER NOZZLE

Title (en)

GAS BURNER NOZZLE

Title (de)

GASBRENNERDÜSE

Title (fr)

BUSE DE BRÛLEUR

Publication

EP 2024681 A1 (DE)

Application

EP 07722450 A

Priority

  • DE 2007000902 W
  • DE 202006008760 U

Abstract (en)

[origin: WO2007140740A1] The invention relates to a gas burner nozzle for flame work, with a central oxygen supply consisting of several pipes (13) and with several pipes (11, 12) arranged around the aforementioned oxygen supply for the supply of fuel gas. According to the invention, the pipes for the oxygen supply are arranged in groups, with the individual groups arranged coaxially and at a distance from each other, and with each group consisting of at least two rows of pipes arranged in the form of concentric rings.

IPC 8 full level (invention and additional information)

F23D 14/22 (2006.01); F23D 14/56 (2006.01); F23D 14/58 (2006.01)

CPC (invention and additional information)

F23D 14/22 (2013.01); F23D 14/56 (2013.01); F23D 14/58 (2013.01); F23D 2900/14642 (2013.01)

Citation (search report)

See references of WO 2007140740A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

EPO simple patent family

DE 202006008760 U1 20071004; AU 2007256799 A1 20071213; BR PI0711720 A2 20111129; CN 101460781 A 20090617; EA 200802264 A1 20090630; EP 2024681 A1 20090218; JP 2009539055 A 20091112; KR 20090023593 A 20090305; MX 2008015030 A 20090210; US 2009186310 A1 20090723; WO 2007140740 A1 20071213

INPADOC legal status


2014-06-18 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20131202

2012-08-08 [DAX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (TO ANY COUNTRY) DELETED

2009-02-18 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20081104

2009-02-18 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

2009-02-18 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Countries: AL BA HR MK RS