Fenicraly alloy and abradable seals made therefrom
CA 1084309 A · Owner: Brunswick Corporation · Inventors: Panzera, Carlino
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
FeNiCrAlY ALLOY AND ABRADABLE SEALS, MADE THEREFROM ABSTRACT OF THE DISCLOSURE, Abradable seals for compressors and turbines are made of fibers and powders of an alloy consisting essentially of iron, nickel, chromium, aluminum and yttrium. The alloy preferably contains 22-27 weight percent nickel 18-22 weight percent chromium, 9-15 weight percent aluminum, 0.0005-0.05 weight percent yttrium with the balance, iron. Heat treatment of the alloy provides an aluminum rich phase which is uniformly dispersed throughout the alloy.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted August 26, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 26, 1997.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.