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:
Oct. 04, 2022
Filed:
Mar. 23, 2018
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Dilip M. Shah, Glastonbury, CT (US);
Alan D. Cetel, West Hartford, CT (US);
Venkatarama K. Seetharaman, Rocky Hill, CT (US);
Raymond Surace, Newington, CT (US);
Assignee:
RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01);
U.S. Cl.
CPC ...
F01D 5/188 (2013.01); F05D 2220/321 (2013.01); F05D 2230/21 (2013.01); F05D 2230/211 (2013.01); F05D 2230/26 (2013.01); F05D 2230/41 (2013.01); F05D 2230/411 (2013.01); F05D 2230/90 (2013.01); F05D 2240/126 (2013.01); F05D 2240/301 (2013.01); F05D 2250/184 (2013.01); F05D 2250/20 (2013.01); F05D 2250/25 (2013.01); F05D 2260/2212 (2013.01); F05D 2300/13 (2013.01); F05D 2300/175 (2013.01); F05D 2300/177 (2013.01); F05D 2300/20 (2013.01); F05D 2300/607 (2013.01); F05D 2300/6033 (2013.01);
Abstract
A hollow turbine airfoil or a hollow turbine casting including a cooling passage partition. The cooling passage partition is formed from a single crystal grain structure nickel based super alloy, a cobalt based super alloy, a nickel-aluminum based alloy, or a coated refractory metal.