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:
Jun. 29, 1993
Filed:
Mar. 27, 1992
Applicant:
Inventor:
Jerry C LaSalle, Montclair, NJ (US);
Assignee:
Allied-Signal Inc., Morristownship, Morris County, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ; C22F / ;
U.S. Cl.
CPC ...
420533 ; 148549 ; 148417 ; 148439 ; 420535 ; 420543 ; 420552 ;
Abstract
An Al-Li alloy consists essentially of the formula Al.sub.bal Li.sub.a Cu.sub.b Mg.sub.c Zr.sub.d wherein 'a' ranges from about 1.9 to 3.4 wt %, 'b' ranges from about 0.5 to 2.0 wt %, 'c' ranges from 0.2 to 2.0 wt % and 'd' ranges from about 0.3 to 1.2 wt %, the balance being aluminum. The alloy is solidified at a cooling rate of about 10.sup.3 .degree.-10.sup.4 .degree. C./sec by spray forming, and is characterized by a substantial absence of prior particle boundaries.