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:
Jun. 02, 1987
Filed:
Jan. 21, 1986
Applicant:
Inventors:
Georges Habarou, Le Bouscat, FR;
Jacques Etienne, Eysines, FR;
Jean-Claude Clebant, Carbon Blanc, FR;
Assignee:
Societe Europeenne de Propulsion, Puteaux, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D / ;
U.S. Cl.
CPC ...
415174 ; 415197 ;
Abstract
The present invention relates to abradable rings for turbines, wherein they are constituted by an abradable refractory material and are formed by at least one open ring maintained clamped against a fixed metallic structure with the aid of at least one spring, and to refractory materials which may be used for making said rings.