Research/Patents/US 5271884
US 5271884Tier 3 — General Defense

MANGANESE AND TANTALUM-MODIFIED TITANIUM ALUMINUM ALLOYS

Assignee

General Electric

Filed as: GENERAL ELECTRIC COMPANY, A CORP. OF NY

Filed

Sep 8, 1989

Granted

Dec 21, 1993

Location

LATHAM NY US

Abstract

A TiAl composition is prepared to have high strength and to have improved ductility by altering the atomic ratio of the titanium and niobium to have what has been found to be a highly desirable effective aluminum concentration by addition of a combination of manganese and tantalum according to the approximate formula: Ti.sub.52-43 Al.sub.46-50 Ta.sub.1-4 Mn.sub.1-3.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Feb 23, 1990

Rescinded

Jul 29, 1992

Duration

2 years, 5 months

Inventor

  • 1SHYH-CHIN HUANG

Technology Domains

Click a domain to browse all patents in this category.

Back to patent indexSource: USPTO 35 USC §181 secrecy order records