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:
Oct. 04, 1977
Filed:
Jun. 26, 1975
Applicant:
Inventors:
Donald E Polk, Boston, MA (US);
Ranjan Ray, Morristown, NJ (US);
Lance A Davis, Morristown, NJ (US);
Assignee:
Allied Chemical Corporation, Morris Township, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ; C22C / ; C22C / ;
U.S. Cl.
CPC ...
75124 ; 75122 ; 7513 / ; 7512 / ; 75170 ; 75171 ;
Abstract
An improvement in resistance to embrittlement upon heat treatment of amorphous metal alloys containing iron, nickel, cobalt and/or chromium in the temperature range of about 200.degree. to 350.degree. C is achieved by including boron or boron plus at least one metalloid element of carbon, silicon and aluminum in a total amount of about 15 to 25 atom percent of the alloy composition.