Global Patent Index - EP 1007769 A1

EP 1007769 A1 2000-06-14 - DEVICE AND METHOD FOR GROWING CRYSTALS

Title (en)

DEVICE AND METHOD FOR GROWING CRYSTALS

Title (de)

EINRICHTUNG UND VERFAHREN ZUM ZÜCHTEN VON KRISTALLEN

Title (fr)

DISPOSITIF ET PROCEDE DE CULTURE DE CRISTAUX

Publication

EP 1007769 A1 (DE)

Application

EP 99926496 A

Priority

  • DE 19824838 A
  • EP 9903788 W

Abstract (en)

[origin: DE19824838A1] The invention relates to a device and method for growing crystals. According to the invention, signals which come from a neuronal network are superimposed on the control signals provided for a PID controller. Through this, single-crystals and polycrystals having a very high quality with regard to the outer shape and inner constitution are obtained.

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

C30B 15/20; G06F 15/18

IPC 8 full level (invention and additional information)

C30B 15/20 (2006.01); G05B 11/42 (2006.01); G05B 13/02 (2006.01); G06N 3/00 (2006.01); H01L 21/208 (2006.01)

CPC (invention and additional information)

C30B 15/20 (2013.01); G05B 11/42 (2013.01); G05B 13/0285 (2013.01)

Citation (search report)

See references of WO 9963134A1

Designated contracting state (EPC)

DE DK FI GB IT

EPO simple patent family

DE 19824838 A1 19991209; EP 1007769 A1 20000614; JP 2002517367 A 20020618; WO 9963134 A1 19991209

INPADOC legal status


2003-07-02 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20030101

2000-06-14 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000222

2000-06-14 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE DK FI GB IT