Global Patent Index - EP 1015654 A1

EP 1015654 A1 2000-07-05 - METHOD FOR COATING SUBSTRATES WITH ALUMINUM OXIDE (Al 2?O 3?) AND COATING A WORK PIECE USING SAID METHOD

Title (en)

METHOD FOR COATING SUBSTRATES WITH ALUMINUM OXIDE (Al 2?O 3?) AND COATING A WORK PIECE USING SAID METHOD

Title (de)

VERFAHREN ZUR BESCHICHTUNG VON SUBSTRATEN MIT ALUMINIUMOXID (Al 2?O 3?) UND DAMIT BESCHICHTETES WERKSTÜCK

Title (fr)

PROCEDE POUR REVETIR DES SUBSTRATS AVEC DE L'OXYDE D'ALUMINIUM (Al 2?O 3?) ET PIECE REVETUE SELON CE PROCEDE

Publication

EP 1015654 A1 (DE)

Application

EP 98951423 A

Priority

  • DE 19740729 A
  • DE 19830206 A
  • EP 9805909 W

Abstract (en)

[origin: WO9914393A1] The invention relates to a method for coating substrates with aluminum oxide (Al2O3) with at least a proportional crystalline phase of the aluminum oxide during which the substrates are coated by means of hollow cathode gas flux sputtering at temperatures greater than 400 DEG C and less than 1,000 DEG C.

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

C23C 14/08; C23C 14/22; C23C 14/34

IPC 8 full level (invention and additional information)

C23C 14/08 (2006.01); C23C 14/34 (2006.01)

CPC (invention and additional information)

C23C 14/3464 (2013.01); C23C 14/081 (2013.01)

Citation (search report)

See references of WO 9914393A1

Designated contracting state (EPC)

DE FR GB SE

EPO simple patent family

WO 9914393 A1 19990325; EP 1015654 A1 20000705

INPADOC legal status


2004-05-06 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20030906

2003-11-19 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DERANGEWAND

2003-05-07 [RTI1] TITLE (CORRECTION)

- Free text: METHOD FOR COATING SUBSTRATES WITH ALUMINIUM OXIDE (AL2O3) AND APPLICATION OF THIS PROCESS

2002-06-05 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20020423

2000-07-05 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000314

2000-07-05 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE FR GB SE