The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 06, 2001
Filed:
Sep. 08, 1999
Applicant:
Inventors:
Serge Alexandre Alperine, Paris, FR;
Serge Gerzdev, Moscou, RU;
Yann Philippe Jaslier, Melun, FR;
Yuri Tamarine, Moscou, RU;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 1/504 ;
U.S. Cl.
CPC ...
B32B 1/504 ;
Abstract
A low thermal conductivity heat barrier coating deposited on a superalloy substrate is characterised in that it comprises a homogeneous mixture of oxides and has a composition containing a zirconia base, a zirconia-stabilizing oxide, and from 0.5 to 12 weight % of an additional metal element selected from nickel, cobalt, iron and mixtures thereof. The additional metal element may be added in an oxidised form, and the coating may also contain from 0.01 to 1 weight % of carbon.