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.

Date of Patent:
Jun. 14, 2005

Filed:

Dec. 06, 2002
Applicants:

Kevin Swayne O'hara, Boxford, MA (US);

William Scott Walston, Mason, OH (US);

Charles Gitahi Mukira, Greenville, SC (US);

Melvin Robert Jackson, Niskayuna, NY (US);

Inventors:

Kevin Swayne O'Hara, Boxford, MA (US);

William Scott Walston, Mason, OH (US);

Charles Gitahi Mukira, Greenville, SC (US);

Melvin Robert Jackson, Niskayuna, NY (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C019/05 ;
U.S. Cl.
CPC ...
Abstract

A composition of matter is about 1 to about 3 percent rhenium, from about 6 to about 9 percent aluminum, from 0 to about 0.5 percent titanium, from about 4 to about 6 percent tantalum, from about 12.5 to about 15 percent chromium, from about 3 to about 10 percent cobalt, from about 2 to about 5 percent tungsten, from 0 to about 0.2 percent hafnium, from 0 to about 1 percent silicon, from 0 to about 0.25 percent molybdenum, from 0 to about 0.25 percent niobium, balance nickel and minor elements. The composition is preferably made into a substantially single crystal article, such as a component of a gas turbine engine.


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