Global Patent Index - EP 1261760 A1

EP 1261760 A1 2002-12-04 - CRYSTAL GROWTH DEVICE AND METHOD

Title (en)

CRYSTAL GROWTH DEVICE AND METHOD

Title (de)

VORRICHTUNG UND VERFAHREN ZUR KRISTALLZÜCHTUNG

Title (fr)

DISPOSITIF ET PROCEDE DE CRISTALLOGENESE

Publication

EP 1261760 A1 (FR)

Application

EP 01913972 A

Priority

  • FR 0100708 W
  • FR 0003118 A

Abstract (en)

[origin: FR2806100A1] A crystallising device, comprising a crucible (3) in which a liquid body (1) is solidified to form a crystal (2) and some first means (7, 8) for heating the crucible environment in front of at least the liquid body (1), incorporates a gas container (4) communicating with a portion of the bottom of the crucible and a second controllable means (9) for heating the environment of the gas container. An Independent claim is included for a method of crystallisation using this crystallising device.

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

C30B 11/00; C30B 29/48

IPC 8 full level (invention and additional information)

C30B 11/00 (2006.01); C30B 29/48 (2006.01)

CPC (invention and additional information)

C30B 11/003 (2013.01); C30B 11/00 (2013.01); C30B 11/002 (2013.01); C30B 29/48 (2013.01)

Citation (search report)

See references of WO 0168956A1

Designated contracting state (EPC)

AT BE CH CY DE FR GB IT LI

EPO simple patent family

FR 2806100 A1 20010914; FR 2806100 B1 20020920; EP 1261760 A1 20021204; JP 2003527297 A 20030916; US 2003019421 A1 20030130; US 6652647 B2 20031125; WO 0168956 A1 20010920

INPADOC legal status


2009-04-08 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20081001

2006-11-02 [RAP1] TRANSFER OF RIGHTS OF AN APPLICATION

- Owner name: COMMISSARIAT A L'ENERGIE ATOMIQUE

2006-11-02 [RAP1] TRANSFER OF RIGHTS OF AN APPLICATION

- Owner name: CENTRE NATIONAL DE RECHERCHES DE SPACIALES

2004-05-19 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION)

- Designated State(s): AT BE CH CY DE FR GB IT LI

2002-12-04 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20020816

2002-12-04 [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 TR

2002-12-04 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

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