Global Patent Index - EP 1080248 A1

EP 1080248 A1 20010307 - TOOL COATING AND METHOD FOR THE PRODUCTION THEREOF

Title (en)

TOOL COATING AND METHOD FOR THE PRODUCTION THEREOF

Title (de)

WERKZEUGBESCHICHTUNG UND VERFAHREN ZU DEREN HERSTELLUNG

Title (fr)

REVETEMENT D'OUTIL ET SON PROCEDE DE PRODUCTION

Publication

EP 1080248 A1 20010307 (DE)

Application

EP 99923473 A 19990427

Priority

  • DE 19818782 A 19980427
  • EP 9902853 W 19990427

Abstract (en)

[origin: DE19818782A1] High speed steel, hard metal and cermet tools, having an yttrium- and/or scandium-containing hard metal coating which has been heat treated, are new. High speed steel, hard metal and cermet tools have a coating of TiAlN, TiAlYN, TiAlCrYN, TiAlScN, TiAlCrScN, TiAlYScN or TiAlCrYScN which contains 0.01-10 at.% Y and/or Sc and which has been heat treated at 700-1100 deg C for 0.5-10 hr. An Independent claim is also included for a method of heat treating the above coated tools.

IPC 1-7

C23C 30/00; C23C 14/58

IPC 8 full level

C23C 14/58 (2006.01); C23C 30/00 (2006.01)

CPC (source: EP)

C23C 14/58 (2013.01); C23C 14/5806 (2013.01); C23C 30/005 (2013.01)

Citation (search report)

See references of WO 9955936A1

Designated contracting state (EPC)

CH DE FR GB IT LI NL SE

DOCDB simple family (publication)

DE 19818782 A1 19991028; AU 4034199 A 19991116; EP 1080248 A1 20010307; WO 9955936 A1 19991104

DOCDB simple family (application)

DE 19818782 A 19980427; AU 4034199 A 19990427; EP 9902853 W 19990427; EP 99923473 A 19990427