Global Patent Index - EP 1054213 A1

EP 1054213 A1 2000-11-22 - Method for producing a ceramic chimney inner pipe with socket and spigot at the pipe ends

Title (en)

Method for producing a ceramic chimney inner pipe with socket and spigot at the pipe ends

Title (de)

Verfahren zum Herstellen eines keramischen Schornsteininnenrohrelementes mit Falzen an den Rohrenden

Title (fr)

Procédé pour la fabrication d'un tuyau intérieur de cheminée en céramique avec tenon et mortaise aux extrémités

Publication

EP 1054213 A1 (DE)

Application

EP 00109703 A

Priority

DE 19922096 A

Abstract (en)

It is pressed together, at its one end section (11) from the inside outwards and at its other end section from the outside inwards to approximately half of its wall thickness, to form a rabbet. The rabbets are provided all round with a groove to accommodate a seal. The chimney inner tube component is produced by extrusion. The hollow spaces (2) are formed as channels at a space from one another and running in the tube longitudinal directi An Independent claim is also included for the chimney inner tube.

Abstract (de)

Um Schornsteininnenrohrelemente (12) mit Falzen (10,11) zur Verbindung mit dem nächsten Schornsteininnenrohrelement kostengünstig herzustellen, wird vorgeschlagen, das aus einem Werkstoff mit Hohlräumen (2) bestehende Schornsteininnenrohrelement jeweils an seinem einen Endabschnitt (11) von innen nach außen und jeweils an seinem anderen Endabschnitt von außen nach innen umlaufend etwa auf die Hälfte seiner Wanddicke zu einem Falz zusammenzupressen. <IMAGE>

IPC 1-7 (main, further and additional classification)

F23J 13/02; F23J 13/04

IPC 8 full level (invention and additional information)

F23J 13/02 (2006.01); F23J 13/04 (2006.01)

CPC (invention and additional information)

F23J 13/02 (2013.01); F23J 13/04 (2013.01); F23J 2213/202 (2013.01); F23J 2213/304 (2013.01); F23J 2900/13022 (2013.01); F23J 2900/13023 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 1054213 A1 20001122; CA 2308655 A1 20001117; DE 19922096 C1 20010201; HR P20000311 A2 20010430; HR P20000311 B1 20020430; HU 0001929 A2 20010528; HU 0001929 A3 20010730; HU 0001929 D0 20000728; NO 20002523 A 20001120; NO 20002523 D0 20000516; PL 340144 A1 20001120; YU 28300 A 20021018

INPADOC legal status


2003-06-18 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20021203

2001-08-08 [AKX] PAYMENT OF DESIGNATION FEES

- Free text: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2001-08-08 [AXX] PAYMENT OF EXTENSION FEES

- Free text: RO PAYMENT 20000522;SI PAYMENT 20000522

2001-02-28 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20001227

2000-11-22 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2000-11-22 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO PAYMENT 20000522;SI PAYMENT 20000522