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. 06, 1995
Filed:
Dec. 29, 1993
Applicant:
Inventor:
Frederick H Perfect, deceased, late of Wyomissing, PA (US);
Assignee:
Reading Alloys, Inc., Robesonia, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F / ; B22F / ; C22C / ; C22C / ;
U.S. Cl.
CPC ...
419 45 ; 419 46 ; 419 38 ; 419 57 ; 75228 ; 75249 ; 75351 ; 75959 ;
Abstract
Master alloys and methods of producing same are disclosed, wherein an intermetallic compound, for example Al.sub.3 Cb is first prepared via thermite processing, then size reduced, then mixed with other components in amounts yielding a mixture in the desired proportion for the master alloy. The mixture is compacted, then heated to produce the master alloy by fusion.