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:
Apr. 23, 1985
Filed:
Dec. 30, 1981
Applicant:
Inventors:
David N Duhl, Newington, CT (US);
Otis Y Chen, Manchester, CT (US);
Maurice L Gell, Newington, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
148-3 ; 148 131 ; 148 315 ; 148162 ; 148404 ; 148410 ; 428680 ;
Abstract
Single crystal superalloy articles of a composition similar to that of IN-939 are given a combined coating and heat treatment cycle. The cycle includes a solution treatment step, a coating application step, a post coating treatment at a temperature above the gamma prime solvus and one or more aging steps. Articles so treated have improved mechanical properties.
Quick Actions:
Duhl, David. (1985). Method for producing corrosion resistant high strength superalloy (U.S. Patent No. 4512817). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4512817
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile