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:
Feb. 23, 2016
Filed:
Sep. 02, 2011
Applicants:
Yuefeng Luo, Mechanicville, NY (US);
William Edward Adis, Scotia, NY (US);
Inventors:
Yuefeng Luo, Mechanicville, NY (US);
William Edward Adis, Scotia, NY (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/28 (2006.01); C25D 7/00 (2006.01); C25D 11/18 (2006.01); C25D 11/24 (2006.01); C25D 11/26 (2006.01); C22C 14/00 (2006.01); C25D 17/00 (2006.01); C25D 11/02 (2006.01); C25D 11/20 (2006.01);
U.S. Cl.
CPC ...
C25D 7/008 (2013.01); C22C 14/00 (2013.01); C25D 11/18 (2013.01); C25D 11/246 (2013.01); C25D 11/26 (2013.01); F01D 5/288 (2013.01); C25D 11/024 (2013.01); C25D 11/20 (2013.01); C25D 17/008 (2013.01); F05D 2220/31 (2013.01); F05D 2220/3215 (2013.01); F05D 2230/90 (2013.01); F05D 2240/303 (2013.01); F05D 2300/132 (2013.01); F05D 2300/174 (2013.01); F05D 2300/21 (2013.01); F05D 2300/43 (2013.01); F05D 2300/432 (2013.01); F05D 2300/434 (2013.01); F05D 2300/514 (2013.01);
Abstract
Described herein a bucket for use in the last stage of a steam turbine engine. The bucket includes a titanium-based alloy having a leading edge wherein the leading edge includes titania having a plurality of pores and a top sealing layer filling the plurality of pores, the sealing layer selected from the group consisting of: chromium, cobalt, nickel, polyimide, polytetrafluoroethylene and polyester.