(19)
(11) EP 1 408 015 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 2 (W2 B1)

(48) Corrigendum issued on:
27.05.2009 Bulletin 2009/22

(45) Mention of the grant of the patent:
10.12.2008 Bulletin 2008/50

(21) Application number: 03022667.4

(22) Date of filing: 07.10.2003
(51) International Patent Classification (IPC): 
C03C 17/04(2006.01)
C03B 32/02(2006.01)
C30B 35/00(2006.01)
 C03C 17/02(2006.01)
C30B 15/10(2006.01)

(54)

Quartz glass crucible, its process of manufacture and use

Quarzglastiegel, sein Herstellungsverfahren und seine Verwendung

Creuset en verre de silice, son procédé de fabrication et son ultilisation

(84) Designated Contracting States:
DE FR

(30) Priority: 09.10.2002 JP 2002295832

(43) Date of publication of application:
14.04.2004 Bulletin 2004/16

(60) Divisional application:
08012141.1 / 1985593

(73) Proprietor: Japan Super Quartz Corporation
Akita city Akita 010-0065 (JP)

(72) Inventors:
  • Tsujimoto, Toshio, R&D Center
    Akita-shi Akita 010-0065 (JP)
  • Ishizuka, Hiroya, R&D Center
    Akita-shi Akita 010-0065 (JP)
  • Fumoto, Naotaka, c/o Japan Super Quartz Corporation
    Akita 010-0065 (JP)

(74) Representative: HOFFMANN EITLE 
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München
81925 München (DE)


(56) References cited: : 
EP-A- 0 911 429
GB-A- 1 255 551
 WO-A-02/40732
US-A- 5 389 582
   
  • PATENT ABSTRACTS OF JAPAN vol. 2003, no. 07, 3 July 2003 (2003-07-03) & JP 2003 073183 A (MITSUI MINING & SMELTING CO LTD), 12 March 2003 (2003-03-12)
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).