Spalling and corrosion resistant ceramic coating for land and marine combustion turbines
CA 1233705 A · Owner: Westinghouse Electric Corporation · Inventors: Spengler, Charles J.; Whitlow, Graham A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
11 51,444, ABSTRACT OF THE DISCLOSURE, This is an improved process for fabricating a turbine blade for use in land based or marine combustion turbines and in particular is a thin ceramic coating applied to at least the portion of the blades which is designed to operate in the 1100-1500°F temperature range and especially in turbines designed to be useable with contaminated fuels. The invention utilizes a 1-4 mil thick ceramic coating on at least a portion of the blade designed to operated in the 1100-1500°F temperature range and utilizes a process in which the blade is controlled to a temperature of at least 1200°F during the application of the ceramic coating.
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 March 8, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 8, 2005.
- 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.