EP 0526670 A1 19930210 - Duplex coatings for various substrates.
Title (en)
Duplex coatings for various substrates.
Title (de)
Duplexbeschichtungen für verschiedene Substrate.
Title (fr)
Revêtements doubles pour substrats variés.
Publication
Application
Priority
EP 91305625 A 19910621
Abstract (en)
A duplex coating for substrates comprises an undercoat of tungsten carbide-cobalt having a strain-to-fracture of greater than 4.3x10<-><3> inch per inch and a top coat of a ceramic material such as alumina and in which the ratio of the thickness of the top coat to the undercoat is from 6:1 to 1:3.
IPC 1-7
IPC 8 full level
B05D 7/24 (2006.01); B32B 18/00 (2006.01); C23C 4/02 (2006.01); C23C 4/06 (2006.01); C23C 4/10 (2006.01); C23C 28/00 (2006.01); C23C 28/04 (2006.01); F01D 11/12 (2006.01)
CPC (source: EP)
C23C 4/02 (2013.01); C23C 4/06 (2013.01); C23C 4/10 (2013.01); C23C 28/04 (2013.01); C23C 28/044 (2013.01); F01D 11/12 (2013.01)
Citation (search report)
- [A] EP 0266299 A2 19880504 - UNITED TECHNOLOGIES CORP [US]
- [AD] EP 0331499 A1 19890906 - UNION CARBIDE CORP [US]
- [A] US 4189130 A 19800219 - OKA TAKASHI [JP], et al
- [A] PATENT ABSTRACTS OF JAPAN vol. 5, no. 12 (C-40)(684) 24 January 1981 & JP-A-55 141 566 ( GOTOU GOUKIN K.K. ) 5 November 1980
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0526670 A1 19930210; EP 0526670 B1 19951025; AT E129544 T1 19951115; DE 69114130 D1 19951130; DE 69114130 T2 19960530; ES 2079577 T3 19960116; JP 2824165 B2 19981111; JP H057838 A 19930119
DOCDB simple family (application)
EP 91305625 A 19910621; AT 91305625 T 19910621; DE 69114130 T 19910621; ES 91305625 T 19910621; JP 18825291 A 19910703