Global Patent Index - EP 2021301 A1

EP 2021301 A1 2009-02-11 - A METHOD FOR REALISING REFRACTORY PLATES, A PLATE RELATIVE THERETO AND A TUNNEL KILN REALISED WITH THE PLATES

Title (en)

A METHOD FOR REALISING REFRACTORY PLATES, A PLATE RELATIVE THERETO AND A TUNNEL KILN REALISED WITH THE PLATES

Title (de)

VERFAHREN ZUR HERSTELLUNG VON FEUERFESTEN PLATTEN, DIESBEZÜGLICHE PLATTE UND MIT DEN PLATTEN HERGESTELLTER TUNNELOFEN

Title (fr)

PROCEDE DE REALISATION DE PLAQUES REFRACTAIRES, PLAQUE ET FOUR A TUNNEL REALISE AVEC LES PLAQUES

Publication

EP 2021301 A1 (EN)

Application

EP 07726830 A

Priority

  • EP 2007052324 W
  • IT RE20060060 A

Abstract (en)

[origin: WO2007131816A1] A method for realising prefabricated refractory plates to be used in a tunnel kiln comprising stages of: - mixing powders comprising 10-35% clays, 0.1-35% kaolins, 0.1-80% aluminas, the values being expressed in percentage by weight; - moistening the powder mixture with water up until a powder paste is obtained having a consistency enabling the paste to be extruded; - extruding the paste to form a plate; - drying the extruded plate; - firing the dried plate.

IPC 8 full level (invention and additional information)

C04B 35/10 (2006.01); C04B 35/106 (2006.01); C04B 35/14 (2006.01); C04B 35/20 (2006.01); F27B 9/00 (2006.01)

CPC (invention and additional information)

F27B 9/262 (2013.01); C04B 35/101 (2013.01); C04B 35/106 (2013.01); C04B 35/18 (2013.01); C04B 35/185 (2013.01); C04B 35/195 (2013.01); C04B 35/6263 (2013.01); C04B 35/66 (2013.01); F27B 9/02 (2013.01); F27B 9/34 (2013.01); C04B 2235/3206 (2013.01); C04B 2235/3217 (2013.01); C04B 2235/3244 (2013.01); C04B 2235/3463 (2013.01); C04B 2235/349 (2013.01); C04B 2235/6021 (2013.01); C04B 2235/606 (2013.01); C04B 2235/72 (2013.01); C04B 2235/80 (2013.01); C04B 2235/96 (2013.01); C04B 2235/9607 (2013.01); C04B 2235/9692 (2013.01)

Citation (search report)

See references of WO 2007131816A1

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

WO 2007131816 A1 20071122; EP 2021301 A1 20090211; IT RE20060060 A1 20071116

INPADOC legal status


2010-08-25 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20100302

2009-04-29 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20090330

2009-02-11 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20081031

2009-02-11 [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

2009-02-11 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: AL BA HR MK RS